Player profile
Ioannidis, Konstantinos I
Dossier
71 of 83 games analyzed.
Accuracy: 91.5%
Opened Nf3: 26/34Opened e4: 5/34Opened d4: 2/34Opened d3: 1/34
Castled kingside: 60Same-side castling: 52Opposite-side castling: 7Did not castle: 7
Fianchettoed kingside: 34Fianchettoed queenside: 31Played on the kingside: 21Played in the center: 20Played on the queenside: 17
Initiated exchanges: 47Space advantage: 42Active pieces: 40Kept the bishop pair: 39Sacrificed material: 38Backward pawn: 36Isolated pawn: 24Missed tactics: 17Avoided exchanges: 10Played gambits: 7
Openings
Click "+" to add that group to the games list below. Multiple groups can be added at once.
As White 41 games 27W 8D 6L
Zukertort Opening 17 games 9W 5D 3L
Nimzo-Larsen Variation 15 games 8W 5D 2L
(unspecified)
15 games
8W
5D
2L
Sicilian Invitation 2 games 1W 0D 1L
(unspecified)
2 games
1W
0D
1L
Nimzo-Larsen Attack 11 games 10W 1D 0L
Classical Variation 11 games 10W 1D 0L
(unspecified)
11 games
10W
1D
0L
Sicilian Defense 3 games 3W 0D 0L
French Variation 2 games 2W 0D 0L
(unspecified)
2 games
2W
0D
0L
Delayed Alapin Variation 1 game 1W 0D 0L
with d6
1 game
1W
0D
0L
King's Indian Defense 2 games 1W 0D 1L
Averbakh Variation 1 game 0W 0D 1L
Flexible Defense
1 game
0W
0D
1L
Four Pawns Attack 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
King's Indian Attack 2 games 1W 0D 1L
(unspecified) 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
French Variation 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
Mieses Opening 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
Ruy Lopez 1 game 0W 1D 0L
Cozio Defense 1 game 0W 1D 0L
(unspecified)
1 game
0W
1D
0L
Scotch Game 1 game 0W 1D 0L
Classical Variation 1 game 0W 1D 0L
(unspecified)
1 game
0W
1D
0L
King's Indian Attack, with e6 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
Queen's Gambit Declined 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
French Defense 1 game 0W 0D 1L
King's Indian Attack 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
As Black 38 games 18W 9D 11L
Caro-Kann Defense 16 games 8W 5D 3L
Classical Variation 6 games 3W 2D 1L
(unspecified)
3 games
1W
2D
0L
Main Line
2 games
1W
0D
1L
Flohr Variation
1 game
1W
0D
0L
Advance Variation 3 games 1W 1D 1L
Botvinnik-Carls Defense
3 games
1W
1D
1L
Two Knights Attack 3 games 3W 0D 0L
Mindeno Variation, Exchange Line
2 games
2W
0D
0L
Mindeno Variation
1 game
1W
0D
0L
Exchange Variation 2 games 1W 1D 0L
(unspecified)
2 games
1W
1D
0L
Panov Attack 1 game 0W 0D 1L
Modern Defense
1 game
0W
0D
1L
Goldman Variation 1 game 0W 1D 0L
(unspecified)
1 game
0W
1D
0L
Sicilian Defense 7 games 2W 2D 3L
French Variation 2 games 0W 1D 1L
(unspecified)
2 games
0W
1D
1L
Delayed Alapin Variation 2 games 1W 1D 0L
with e6
2 games
1W
1D
0L
Scheveningen Variation 2 games 1W 0D 1L
(unspecified)
1 game
0W
0D
1L
English Attack, with f3
1 game
1W
0D
0L
Moscow Variation 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
King's Indian Defense 6 games 3W 1D 2L
Fianchetto Variation 2 games 1W 0D 1L
Classical Fianchetto
1 game
1W
0D
0L
Classical Variation
1 game
0W
0D
1L
Makogonov Variation 1 game 0W 1D 0L
(unspecified)
1 game
0W
1D
0L
Larsen Variation 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
Petrosian Variation 1 game 1W 0D 0L
Stein Defense
1 game
1W
0D
0L
Four Pawns Attack 1 game 0W 0D 1L
Dynamic Attack
1 game
0W
0D
1L
Pirc Defense 2 games 0W 1D 1L
(unspecified) 2 games 0W 1D 1L
(unspecified)
2 games
0W
1D
1L
Philidor Defense 1 game 0W 0D 1L
Lion Variation 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
King's Indian Attack 1 game 1W 0D 0L
Symmetrical Defense 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
London System 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
Indian Defense 1 game 1W 0D 0L
Wade-Tartakower Defense 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
Old Indian Defense 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
English Opening 1 game 0W 0D 1L
Anglo-Indian Defense 1 game 0W 0D 1L
Queen's Knight Variation
1 game
0W
0D
1L
Slav Defense 1 game 1W 0D 0L
Czech Variation 1 game 1W 0D 0L
Carlsbad Variation, Morozevich Variation
1 game
1W
0D
0L
Blunders Top 4 of 272
This player's costliest moves in analyzed games. Can you find the winning move?
Games Showing all 83 games
| Date | Event | Round | Color | Opponent | Result | Accuracy % | First moves |
|---|---|---|---|---|---|---|---|
| 2026.09.12 | Round 3: Ioannidis, Konstantinos I - Argiroudis, Stamatis | 3.11 | 2026.09.12 Argiroudis, Stamatis (4202210) (2192) | 0 | 85.50% | 1. Nf3 c5 2. b3 Nc6 3. Bb2 Nf6 | |
| 2026.07.10 | Round 7: Ioannidis, Konstantinos I - Rakitzis, Alexanter Emmanouel | 7.39 | 2026.07.10 Rakitzis, Alexanter Emmanouel (42178320) (1963) | 1 | 94.70% | 1. Nf3 Nf6 2. b3 g6 3. Bb2 Bg7 | |
| 2026.07.10 | Round 6: Konstantakos, Christos D - Ioannidis, Konstantinos I | 6.69 | 2026.07.10 Konstantakos, Christos D (42121361) (1826) | ½ | 87.50% | 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 | |
| 2026.07.08 | Round 5: Ioannidis, Konstantinos I - Lafkidis, Apostolos | 5.19 | 2026.07.08 Lafkidis, Apostolos (25869930) (2125) | ½ | - | 1. Nf3 Nf6 2. b3 d5 3. Bb2 Bg4 | |
| 2026.07.07 | Round 4: Sotirakopoulos, Panagiotis - Ioannidis, Konstantinos I | 4.69 | 2026.07.07 Sotirakopoulos, Panagiotis (42145724) (1772) | 1 | - | 1. e4 c6 2. d4 d5 3. exd5 cxd5 | |
| 2026.07.06 | Round 2: Ioannidis, Konstantinos I - Balafoutas, Alexandros | 2.49 | 2026.07.06 Balafoutas, Alexandros (25847945) (1972) | 0 | - | 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 | |
| 2026.04.20 | Round 9: Kiryttopoulos, Ioannis - Ioannidis, Konstantinos I | 9.3 | 2026.04.20 Kiryttopoulos, Ioannis (42118123) (2149) | 0 | 88.70% | 1. e4 d6 2. d4 Nf6 3. Nc3 e5 | |
| 2026.04.19 | Round 8: Ioannidis, Konstantinos I - Alexandrakis, Venizelos | 8.4 | 2026.04.19 Alexandrakis, Venizelos (42157447) (1751) | 1 | 93.30% | 1. d3 d5 2. Nd2 g6 3. Ngf3 Bg7 | |
| 2026.04.18 | Round 7: Ioannidis, Konstantinos I - Tsagkas, Odysseas | 7.7 | 2026.04.18 Tsagkas, Odysseas (42173450) (1714) | 1 | 93.00% | 1. Nf3 d5 2. b3 c5 3. e3 Nf6 | |
| 2026.04.18 | Round 6: Iliopoulos, Panagiotis - Ioannidis, Konstantinos I | 6.6 | 2026.04.18 Iliopoulos, Panagiotis (42180252) (1750) | ½ | - | 1. e4 c6 2. d4 d5 3. Nd2 dxe4 | |
| 2026.04.17 | Round 5: Ioannidis, Konstantinos I - Iliopoulos, Petros | 5.7 | 2026.04.17 Iliopoulos, Petros (42183006) (1716) | ½ | - | 1. Nf3 d5 2. b3 Bf5 3. Bb2 e6 | |
| 2026.04.17 | Round 4: Ilias, Nikolaos - Ioannidis, Konstantinos I | 4.5 | 2026.04.17 Ilias, Nikolaos (42123950) (1752) | ½ | - | 1. e4 d6 2. d4 Nf6 3. Nc3 e5 | |
| 2026.04.16 | Round 3: Ioannidis, Konstantinos I - Nikolopoulos, Nikolaos S | 3.8 | 2026.04.16 Nikolopoulos, Nikolaos S (541009088) (1822) | 1 | - | 1. Nf3 Nf6 2. b3 d5 3. Bb2 e6 | |
| 2026.04.15 | Round 2: Gkadakis, Nikolaos - Ioannidis, Konstantinos I | 2.4 | 2026.04.15 Gkadakis, Nikolaos (42142709) (1732) | 0 | 91.00% | 1. e4 c5 2. Nf3 d6 3. Bb5+ Nc6 | |
| 2026.04.15 | Round 1: Ioannidis, Konstantinos I - Michas, Iasonas | 1.5 | 2026.04.15 Michas, Iasonas (42174287) (1662) | 1 | - | 1. Nf3 Nf6 2. b3 g6 3. Bb2 Bg7 | |
| 2026.03.15 | Round 7: Gkadakis, Nikolaos - Ioannidis, Konstantinos I | 7.5 | 2026.03.15 Gkadakis, Nikolaos (42142709) (1600) | 1 | 96.20% | 1. e4 c6 2. d4 d5 3. Nc3 dxe4 | |
| 2026.03.15 | Round 6: Ioannidis, Konstantinos I - Andreou, Ioannis P | 6.5 | 2026.03.15 Andreou, Ioannis P (42122309) (1471) | 1 | 93.60% | 1. Nf3 d5 2. b3 Nf6 3. Bb2 Nc6 | |
| 2026.03.15 | Round 5: Andreou, Ioannis P - Ioannidis, Konstantinos I | 5.5 | 2026.03.15 Andreou, Ioannis P (42122309) (1471) | 1 | 83.10% | 1. c4 Nf6 2. g3 g6 3. Nc3 Bg7 | |
| 2026.03.15 | Round 4: Ioannidis, Konstantinos I - Pezikoglou, Apostolos | 4.5 | 2026.03.15 Pezikoglou, Apostolos (42143497) (1529) | 1 | 97.10% | 1. Nf3 Nf6 2. b3 d6 3. d4 g6 | |
| 2026.03.15 | Round 3: Nikakis, Filippos - Ioannidis, Konstantinos I | 3.5 | 2026.03.15 Nikakis, Filippos (42167060) (1511) | 1 | 88.40% | 1. Nf3 Nf6 2. g3 g6 3. Bg2 Bg7 | |
| 2026.03.15 | Round 2: Ioannidis, Konstantinos I - Gkolias, Georgios | 2.5 | 2026.03.15 Gkolias, Georgios (42143411) | 1 | 97.80% | 1. Nf3 d5 2. b3 Nc6 3. Bb2 Bf5 | |
| 2026.03.15 | Round 1: Amoiridis, Konstantinos - Ioannidis, Konstantinos I | 1.5 | 2026.03.15 Amoiridis, Konstantinos (541017471) | 1 | 98.10% | 1. d4 Nf6 2. Bf4 g6 3. e3 Bg7 | |
| 2026.02.18 | Round 1: Ioannidis, Evgenios - Ioannidis, Konstantinos I | 1.1 | 2026.02.18 Ioannidis, Evgenios (4229274) (2469) | 0 | 85.00% | 1. e4 c6 2. d4 d5 3. e5 c5 | |
| 2025.11.07 | Round 9: Gur, Ali - Ioannidis, Konstantinos I | 9.6 | 2025.11.07 Gur, Ali (51684349) (2305) | 0 | 82.80% | 1. e4 c5 2. Nf3 e6 3. g3 g6 | |
| 2025.11.06 | Round 8: Ioannidis, Konstantinos I - Nicot, Valentin | 8.5 | 2025.11.06 Nicot, Valentin (651002477) (2058) | ½ | 97.90% | 1. e4 e5 2. Nf3 Nc6 3. Bb5 Nge7 | |
| 2025.10.30 | Round 2: Ioannidis, Konstantinos I - Ilko-Toth, Andras | 2.4 | 2025.10.30 Ilko-Toth, Andras (17018234) (2200) | 0 | 93.00% | 1. Nf3 d5 2. g3 b6 3. Bg2 Bb7 | |
| 2025.07.06 | Round 9: Ioannidis, Konstantinos I - Nteneketzis, Paraskevas | 9.1 | 2025.07.06 Nteneketzis, Paraskevas (42137985) (1610) | 1 | 97.70% | 1. e4 c5 2. Nf3 e6 3. d3 Nc6 | |
| 2025.07.06 | Round 8: Doukas, Nikolaos - Ioannidis, Konstantinos I | 8.1 | 2025.07.06 Doukas, Nikolaos (42142776) (1651) | 1 | 94.20% | 1. e4 c6 2. Nc3 d5 3. Nf3 Bg4 | |
| 2025.07.06 | Round 7: Ioannidis, Konstantinos I - Gkadakis, Nikolaos | 7.1 | 2025.07.06 Gkadakis, Nikolaos (42142709) (1671) | ½ | 91.00% | 1. e4 e5 2. Nf3 Nc6 3. d4 exd4 | |
| 2025.07.06 | Round 6: Lampos, Charalampos - Ioannidis, Konstantinos I | 6.1 | 2025.07.06 Lampos, Charalampos (42128242) (1877) | 1 | 89.20% | 1. d4 Nf6 2. Nf3 d6 3. e3 Nbd7 | |
| 2025.07.06 | Round 5: Ioannidis, Konstantinos I - Megagiannis, Maximos | 5.1 | 2025.07.06 Megagiannis, Maximos (42161240) (1919) | 1 | 93.90% | 1. e4 c5 2. Nf3 e6 3. d3 Nc6 | |
| 2025.07.06 | Round 4: Kazakis, Mattheos Konstantinos - Ioannidis, Konstantinos I | 4.1 | 2025.07.06 Kazakis, Mattheos Konstantinos (42143446) (1918) | ½ | 96.80% | 1. e4 c5 2. Nf3 e6 3. c3 Nf6 | |
| 2025.07.06 | Round 3: Ioannidis, Konstantinos I - Zacharakis, Ilias | 3.1 | 2025.07.06 Zacharakis, Ilias (42147298) (1624) | 1 | 92.10% | 1. Nf3 d5 2. g3 c5 3. Bg2 Nc6 | |
| 2025.07.06 | Round 2: Dokidis, Panagiotis - Ioannidis, Konstantinos I | 2.1 | 2025.07.06 Dokidis, Panagiotis (42127475) (1600) | 1 | 89.90% | 1. d4 Nf6 2. c4 d6 3. Nc3 Nbd7 | |
| 2025.07.06 | Round 1: Ioannidis, Konstantinos I - Bimpikas, Ioannis | 1.1 | 2025.07.06 Bimpikas, Ioannis (42152194) (1540) | 1 | 78.00% | 1. Nf3 Nf6 2. b3 g6 3. Bb2 Bg7 | |
| 2025.07.04 | Round 7: Ioannidis, Konstantinos I - Kotovos, Konstantinos | 7.40 | 2025.07.04 Kotovos, Konstantinos (42155371) (1578) | 1 | 82.30% | 1. Nf3 Nf6 2. b3 e6 3. Bb2 b6 | |
| 2025.07.03 | Round 6: Mekolli, Iraklis - Ioannidis, Konstantinos I | 6.60 | 2025.07.03 Mekolli, Iraklis (42160154) (1732) | 1 | 95.30% | 1. e4 c6 2. d4 d5 3. Nd2 dxe4 | |
| 2025.07.03 | Round 4: Volani, Olga - Ioannidis, Konstantinos I | 4.60 | 2025.07.03 Volani, Olga (42154529) (1629) | 1 | - | 1. e4 c6 2. Nc3 d5 3. Nf3 Bg4 | |
| 2025.07.03 | Round 3: Ioannidis, Konstantinos I - Alexandrakis, Venizelos | 3.60 | 2025.07.03 Alexandrakis, Venizelos (42157447) (1618) | 1 | - | 1. e4 c5 2. Nf3 d6 3. c3 Nf6 | |
| 2025.07.03 | Round 1: Skordilis, Stefanos - Ioannidis, Konstantinos I | 1.80 | 2025.07.03 Skordilis, Stefanos (541008405) | 1 | - | 1. e4 c6 2. Nf3 d5 3. Nc3 Bg4 | |
| 2025.07.03 | Round 5: Ioannidis, Konstantinos I - Ieromonachos, Dimitrios Nektarios | 5.60 | 2025.07.03 Ieromonachos, Dimitrios Nektarios (42104653) (1512) | 1 | - | 1. Nf3 Nf6 2. b3 d5 3. Bb2 Bf5 | |
| 2025.01.08 | Round 9: Ioannidis, Konstantinos I - Kountrias, Kosmas Ioannis | 9.8 | 2025.01.08 Kountrias, Kosmas Ioannis (42122252) (1835) | 1 | 88.70% | 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 | |
| 2025.01.07 | Round 8: Voutsas, Leonidas - Ioannidis, Konstantinos I | 8.6 | 2025.01.07 Voutsas, Leonidas (25874055) (1828) | 0 | 89.50% | 1. d4 Nf6 2. c4 g6 3. Nf3 Bg7 | |
| 2025.01.06 | Round 7: Ioannidis, Konstantinos I - Romanos, Theodoros | 7.7 | 2025.01.06 Romanos, Theodoros (4210239) (2078) | 1 | 98.20% | 1. Nf3 d5 2. b3 Nf6 3. Bb2 Bf5 | |
| 2025.01.05 | Round 6: Koutsogiannopoulou, Theodora - Ioannidis, Konstantinos I | 6.9 | 2025.01.05 Koutsogiannopoulou, Theodora (4215265) (1906) | 1 | 90.00% | 1. e4 c6 2. d4 d5 3. e5 c5 | |
| 2025.01.05 | Round 5: Bougas, Georgios - Ioannidis, Konstantinos I | 5.7 | 2025.01.05 Bougas, Georgios (42105293) (1912) | 0 | 89.70% | 1. e4 c5 2. Nf3 e6 3. d4 cxd4 | |
| 2025.01.04 | Round 4: Ioannidis, Konstantinos I - Leftheriotis, Alexandros | 4.5 | 2025.01.04 Leftheriotis, Alexandros (25820770) (2201) | 0 | 85.80% | 1. Nf3 Nf6 2. b3 g6 3. Bb2 Bg7 | |
| 2025.01.03 | Round 3: Ioannidis, Konstantinos I - Siskou, Evangelia | 3.7 | 2025.01.03 Siskou, Evangelia (42113938) (1864) | 1 | 98.00% | 1. Nf3 d5 2. g3 Nf6 3. Bg2 e6 | |
| 2025.01.03 | Round 2: Galanis, Nikolaos-Panagiotis - Ioannidis, Konstantinos I | 2.9 | 2025.01.03 Galanis, Nikolaos-Panagiotis (25813862) (1915) | ½ | 93.40% | 1. e4 c5 2. Nf3 e6 3. g3 g6 | |
| 2025.01.02 | Round 1: Ioannidis, Konstantinos I - Tsarsitalidis, Christos | 1.7 | 2025.01.02 Tsarsitalidis, Christos (25831488) (2176) | 0 | 92.00% | 1. Nf3 Nf6 2. b3 d5 3. Bb2 c5 | |
| 2024.12.01 | Round 6: Ioannidis, Konstantinos I - Ieromonachos, Georgios | 6.14 | 2024.12.01 Ieromonachos, Georgios (42104661) (1604) | 1 | 94.90% | 1. Nf3 c5 2. b3 Nc6 3. e3 Nf6 | |
| 2024.11.30 | Round 5: Kartsakis, Ioannis - Ioannidis, Konstantinos I | 5.8 | 2024.11.30 Kartsakis, Ioannis (42124034) (1577) | ½ | 95.20% | 1. e4 c6 2. d4 d5 3. Nc3 dxe4 | |
| 2024.11.30 | Round 4: Ioannidis, Konstantinos I - Gkadakis, Nikolaos | 4.15 | 2024.11.30 Gkadakis, Nikolaos (42142709) (1567) | 1 | 94.30% | 1. Nf3 Nf6 2. b3 d5 3. Bb2 Bf5 | |
| 2024.11.29 | Round 3: Kiryttopoulos, Ioannis - Ioannidis, Konstantinos I | 3.3 | 2024.11.29 Kiryttopoulos, Ioannis (42118123) (2013) | ½ | 95.50% | 1. e4 c6 2. d4 d5 3. e5 c5 | |
| 2024.11.29 | Round 2: Ioannidis, Konstantinos I - Dourmous, Akai | 2.9 | 2024.11.29 Dourmous, Akai (42130506) (1509) | 1 | 95.70% | 1. Nf3 d5 2. b3 c6 3. Bb2 Nd7 | |
| 2024.11.28 | Round 1: Ioannidis, Konstantinos I - Christodoulakis, Michail Em | 1.8 | 2024.11.28 Christodoulakis, Michail Em (42148537) (1621) | 1 | 98.00% | 1. Nf3 d5 2. b3 Bf5 3. Bb2 Nf6 | |
| 2024.08.13 | Round 9: Ioannidis, Konstantinos I - Vakalopoulos, Hristos | 9.4 | 2024.08.13 Vakalopoulos, Hristos (4215320) (1866) | ½ | 87.60% | 1. Nf3 Nf6 2. b3 g6 3. Bb2 Bg7 | |
| 2024.08.12 | Round 8: Avanesyan, Aleksandr - Ioannidis, Konstantinos I | 8.1 | 2024.08.12 Avanesyan, Aleksandr (13317334) (1700) | 0 | 86.70% | 1. c4 Nf6 2. Nc3 g6 3. g3 Bg7 | |
| 2024.08.11 | Round 7: Ioannidis, Konstantinos I - Seretis, Nikolaos G | 7.2 | 2024.08.11 Seretis, Nikolaos G (42130697) (1675) | ½ | 96.70% | 1. Nf3 Nf6 2. b3 d5 3. Bb2 Bf5 | |
| 2024.08.10 | Round 6: Naci, Igli - Ioannidis, Konstantinos I | 6.3 | 2024.08.10 Naci, Igli (25850253) (1800) | 1 | 94.30% | 1. e4 c5 2. Nf3 e6 3. c3 Nf6 | |
| 2024.08.09 | Round 5: Zaganas, Konstantinos - Ioannidis, Konstantinos I | 5.7 | 2024.08.09 Zaganas, Konstantinos (4254147) (1747) | 1 | 91.90% | 1. Nf3 Nf6 2. d4 g6 3. c4 Bg7 | |
| 2024.06.28 | Round 9: Kazakis, Mattheos Konstantinos - Ioannidis, Konstantinos I | 9.3 | 2024.06.28 Kazakis, Mattheos Konstantinos (42143446) (1743) | ½ | 97.80% | 1. e4 c6 2. d4 d5 3. exd5 cxd5 | |
| 2024.06.27 | Round 8: Ioannidis, Konstantinos I - Gialelis, Konstantinos | 8.4 | 2024.06.27 Gialelis, Konstantinos (42137527) (1573) | 1 | 96.40% | 1. Nf3 d5 2. b3 b6 3. Bb2 Bb7 | |
| 2024.06.26 | Round 7: Latos, Dimitrios - Ioannidis, Konstantinos I | 7.6 | 2024.06.26 Latos, Dimitrios (42105951) (1523) | 1 | 96.80% | 1. e4 c5 2. Nf3 e6 3. d4 cxd4 | |
| 2024.06.25 | Round 6: Ioannidis, Konstantinos I - Christodoulakis, Michail Em | 6.5 | 2024.06.25 Christodoulakis, Michail Em (42148537) (1563) | ½ | 93.50% | 1. Nf3 Nf6 2. b3 e6 3. Bb2 d5 | |
| 2024.06.25 | Round 5: Ouzounstefanis, Ioannis - Ioannidis, Konstantinos I | 5.10 | 2024.06.25 Ouzounstefanis, Ioannis (42154197) | 1 | 92.80% | 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 | |
| 2024.06.24 | Round 4: Tzimas, Konstantinos - Ioannidis, Konstantinos I | 4.5 | 2024.06.24 Tzimas, Konstantinos (42123828) (1547) | 0 | 85.10% | 1. e4 c6 2. d4 d5 3. exd5 cxd5 | |
| 2024.06.23 | Round 3: Ioannidis, Konstantinos I - Gallos, Vasileios | 2024.06.23 Gallos, Vasileios (42135150) (1473) | 1 | 86.60% | 1. Nf3 d5 2. b3 c5 3. e3 f6 | ||
| 2024.06.23 | Round 2: Ilias, Nikolaos - Ioannidis, Konstantinos I | 2024.06.23 Ilias, Nikolaos (42123950) (1530) | 0 | 74.80% | 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 | ||
| 2024.06.22 | Round 1: Ioannidis, Konstantinos I - Petasakis, Emmanouil | 2024.06.22 Petasakis, Emmanouil (42126509) (1415) | 1 | 96.40% | 1. Nf3 d5 2. b3 Nc6 3. Bb2 e6 | ||
| 2024.06.07 | Round 9: Uzdemir, Ali Poyraz - Ioannidis, Konstantinos I | 2024.06.07 Uzdemir, Ali Poyraz (51619733) (1936) | 0 | 87.40% | 1. e4 c6 2. d4 d5 3. Nc3 dxe4 | ||
| 2024.06.06 | Round 8: Ioannidis, Konstantinos I - Sromek, Sebastian | 2024.06.06 Sromek, Sebastian (23775122) (1451) | 1 | 97.90% | 1. d4 d5 2. c4 e6 3. Nc3 Nf6 | ||
| 2024.06.05 | Round 7: Wites, Adam - Ioannidis, Konstantinos I | 2024.06.05 Wites, Adam (41811216) (1657) | 0 | 65.40% | 1. e4 d6 2. d4 Nf6 3. Nc3 e5 | ||
| 2024.06.04 | Round 6: Ioannidis, Konstantinos I - Koyunoglu, Omer Alp | 2024.06.04 Koyunoglu, Omer Alp (51616955) (1570) | ½ | 88.30% | 1. Nf3 Nf6 2. b3 d5 3. Bb2 Bf5 | ||
| 2024.06.03 | Round 5: Biswal, Saiansh - Ioannidis, Konstantinos I | 2024.06.03 Biswal, Saiansh (2518155) (1542) | ½ | 94.60% | 1. e4 c6 2. Nc3 d5 3. Qf3 d4 | ||
| 2024.06.03 | Round 4: Ioannidis, Konstantinos I - Oz, Ege | 2024.06.03 Oz, Ege (26391600) (1786) | 0 | 89.80% | 1. e4 e6 2. d3 d5 3. Nd2 Nf6 | ||
| 2024.06.02 | Round 3: Parvu, Razvan-George - Ioannidis, Konstantinos I | 2024.06.02 Parvu, Razvan-George (1297066) (1796) | 1 | 97.60% | 1. d4 d5 2. Nf3 c6 3. c4 Nf6 | ||
| 2024.06.01 | Round 2: Koukola, Stepan - Ioannidis, Konstantinos I | 2024.06.01 Koukola, Stepan (23764066) (1470) | 1 | 90.90% | 1. e4 c6 2. d4 d5 3. Nc3 dxe4 | ||
| 2024.05.31 | Round 1: Ioannidis, Konstantinos I - Chandrasekar, Devah | 2024.05.31 Chandrasekar, Devah (2531070) | 1 | 95.40% | 1. Nf3 d5 2. b3 g6 3. Bb2 Nf6 | ||
| Round 9: Bania, Eleni - Ioannidis, Konstantinos I | 9.31 | Bania, Eleni (4291824) (1829) | 1 | 95.40% | 1. e4 c6 2. d4 d5 3. Nc3 dxe4 | ||
| Round 6: Ioannidis, Konstantinos I - Lekkas, Anastasios | 6.35 | Lekkas, Anastasios (25858521) (2052) | 0 | 90.70% | 1. Nf3 Nf6 2. b3 g6 3. Bb2 Bg7 | ||
| Round 5: Ouzounis, Konstantinos Kyr - Ioannidis, Konstantinos I | 5.34 | Ouzounis, Konstantinos Kyr (25842633) (1929) | 0 | 86.70% | 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 | ||
| Round 1: Ioannidis, Konstantinos I - Dogias, Christos | 1.8 | Dogias, Christos (25850288) (2355) | 0 | 81.80% | 1. Nf3 d5 2. b3 Bf5 3. Bb2 e6 |