| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 401. K Grigoryan vs J Santos Latasa |
| 1-0 | 33 | 2020 | 1st Magistral Barbera | E32 Nimzo-Indian, Classical |
| 402. M Narciso Dublan vs K Grigoryan |
| 0-1 | 46 | 2020 | 1st Magistral Barbera | A45 Queen's Pawn Game |
| 403. K Grigoryan vs I Cheparinov |
| ½-½ | 64 | 2020 | 1st Magistral Barbera | A45 Queen's Pawn Game |
| 404. M Oratovsky vs K Grigoryan |
| ½-½ | 21 | 2020 | 1st Magistral Barbera | B51 Sicilian, Canal-Sokolsky (Rossolimo) Attack |
| 405. L Krysa vs K Grigoryan |
| 0-1 | 53 | 2020 | 1st Magistral Barbera | E67 King's Indian, Fianchetto |
| 406. K Grigoryan vs M Munoz Pantoja |
| ½-½ | 43 | 2020 | 1st Magistral Barbera | A31 English, Symmetrical, Benoni Formation |
| 407. A Rosell vs K Grigoryan |
| ½-½ | 44 | 2020 | 25th Magistral Barcelona | A07 King's Indian Attack |
| 408. K Grigoryan vs M Narciso Dublan |
| 1-0 | 35 | 2020 | 25th Magistral Barcelona | D10 Queen's Gambit Declined Slav |
| 409. M Munoz Pantoja vs K Grigoryan |
| 0-1 | 61 | 2020 | 25th Magistral Barcelona | B51 Sicilian, Canal-Sokolsky (Rossolimo) Attack |
| 410. N Batsiashvili vs K Grigoryan |
| 0-1 | 75 | 2020 | 25th Magistral Barcelona | E46 Nimzo-Indian |
| 411. K Grigoryan vs F Peralta |
| 1-0 | 58 | 2020 | 25th Magistral Barcelona | E20 Nimzo-Indian |
| 412. K Grigoryan vs A Rodriguez Redondo |
| 1-0 | 50 | 2020 | Sunway Sitges Open | D00 Queen's Pawn Game |
| 413. V Svoboda vs K Grigoryan |
| ½-½ | 36 | 2020 | Sunway Sitges Open | A56 Benoni Defense |
| 414. K Grigoryan vs Romanishin |
| 1-0 | 66 | 2020 | Sunway Sitges Open | E20 Nimzo-Indian |
| 415. N Batsiashvili vs K Grigoryan |
| 1-0 | 58 | 2020 | Sunway Sitges Open | E70 King's Indian |
| 416. K Grigoryan vs J Martin Duque |
| 1-0 | 34 | 2020 | Sunway Sitges Open | E17 Queen's Indian |
| 417. K Grigoryan vs M A Maurizzi |
| 1-0 | 59 | 2020 | Sunway Sitges Open | C77 Ruy Lopez |
| 418. N Checa vs K Grigoryan |
| 1-0 | 29 | 2020 | Sunway Sitges Open | D39 Queen's Gambit Declined, Ragozin, Vienna Variation |
| 419. K Grigoryan vs R Vasquez Schroeder |
| 1-0 | 38 | 2020 | Sunway Sitges Open | E20 Nimzo-Indian |
| 420. M Narciso Dublan vs K Grigoryan |
| 0-1 | 41 | 2020 | Sunway Sitges Open | E92 King's Indian |
| 421. K Grigoryan vs D Dardha |
| ½-½ | 60 | 2020 | Sunway Sitges Open | E34 Nimzo-Indian, Classical, Noa Variation |
| 422. A Korobov vs K Grigoryan |
| 1-0 | 62 | 2020 | Sunway Sitges Tiebreaks | E54 Nimzo-Indian, 4.e3, Gligoric System |
| 423. K Grigoryan vs A Korobov |
| 0-1 | 43 | 2020 | Sunway Sitges Tiebreaks | E32 Nimzo-Indian, Classical |
| 424. M Lianes Garcia vs K Grigoryan |
| 1-0 | 53 | 2021 | Roquetas de Mar Masters | E70 King's Indian |
| 425. K Grigoryan vs A Merario Alarcon |
| 1-0 | 58 | 2021 | Roquetas de Mar Masters | C53 Giuoco Piano |
Kibitzing
