| Aug 18, 2024 | Kovacic | 0–1 | Hanache | EYCC 2024 Rapid O12 | Sicilian Defense: Closed | |
| Aug 18, 2024 | Brzezina | 0–1 | Kovacic | EYCC 2024 Rapid O12 | Queen's Gambit Accepted: Classical Defense, Main Line | |
| Aug 17, 2024 | Ritzerveld | 1–0 | Kovacic | EYCC 2024 Rapid O12 | Italian Game: Two Knights Defense, Modern Bishop's Opening | |
| Jun 25, 2024 | Szakolczai | ½–½ | Kovacic | Round 5: Szakolczai, Alex - Kovacic, Jakob | Queen's Gambit Accepted: Central Variation, Rubinstein Defense | |
| Jun 24, 2024 | Kovacic | 0–1 | Celebi | Round 4: Kovacic, Jakob - Celebi, Mehmet Alper | Sicilian Defense: Closed | |
| Jun 21, 2024 | Kovacic | 1–0 | Stanica | Round 1: Kovacic, Jakob - Stanica, Andrei | Ruy Lopez: Closed, Pilnik Variation | |
| May 3, 2024 | Kovacic | 1–0 | Vuk | Round 7: Kovacic, Jakob - Vuk, Taras | Queen's Pawn Game: London System | |
| May 3, 2024 | Krstic | 0–1 | Kovacic | Round 6: Krstic, David - Kovacic, Jakob | Vienna Game: Vienna Gambit, Paulsen Attack | |
| May 3, 2024 | Kovacic | 1–0 | Konopatskyi | Round 4: Kovacic, Jakob - Konopatskyi, Aleksandr | King's Indian Defense: Normal Variation, King's Knight Variation | |
| May 3, 2024 | Belyaletdinov | 1–0 | Kovacic | Round 5: Belyaletdinov, Leonard - Kovacic, Jakob | Queen's Pawn Game: Torre Attack, Gossip Variation | |
| May 3, 2024 | Kartashov | 0–1 | Kovacic | Round 3: Kartashov, Nikita - Kovacic, Jakob | Italian Game: Two Knights Defense, Modern Bishop's Opening | |
| May 3, 2024 | Kovacic | 1–0 | Srebrnic | Round 2: Kovacic, Jakob - Srebrnic, Patrik | Indian Defense | |
| May 3, 2024 | Ercek | 0–1 | Kovacic | Round 1: Ercek, Lan - Kovacic, Jakob | Bishop's Opening: Berlin Defense | |
| May 1, 2024 | Kovacic | 0–1 | Faganel | Round 7: Kovacic, Jakob - Faganel, Kaja | Sicilian Defense: Closed | |
| May 1, 2024 | Cinkole | 1–0 | Kovacic | Round 9: Cinkole, Lan - Kovacic, Jakob | Zukertort Opening: Tennison Gambit | |
| May 1, 2024 | Tomasic | 1–0 | Kovacic | Round 8: Tomasic, Tine - Kovacic, Jakob | Italian Game: Two Knights Defense, Modern Bishop's Opening | |
| May 1, 2024 | Kovacic | ½–½ | Preda | Round 6: Kovacic, Jakob - Preda, Emma Maria | Sicilian Defense: Closed, Fianchetto Variation | |
| May 1, 2024 | Djuric | 1–0 | Kovacic | Round 5: Djuric, Petar - Kovacic, Jakob | Réti Opening: Anglo-Slav Variation, London Defensive System | |
| May 1, 2024 | Kovacic | 0–1 | Kukushkin | Round 4: Kovacic, Jakob - Kukushkin, Ivan | Sicilian Defense: Closed | |
| May 1, 2024 | Kovacic | 1–0 | Moseeva | Round 3: Kovacic, Jakob - Moseeva, Anna | Sicilian Defense: Closed | |
| May 1, 2024 | Pazlar | 1–0 | Kovacic | Round 2: Pazlar, Marko - Kovacic, Jakob | Queen's Pawn Game: Symmetrical Variation, Pseudo-Catalan | |
| May 1, 2024 | Trussevich | 1–0 | Kovacic | Round 1: Trussevich, Sergey - Kovacic, Jakob | Slav Defense: Exchange Variation | |
| Dec 16, 2024 | Kovacic | 0–1 | Korchynskyi | Round 1.2: Kovacic, Jakob - Korchynskyi, Mykola | French Defense: Steinitz Attack | |
| Dec 16, 2024 | Korchynskyi | 1–0 | Kovacic | Round 1.1: Korchynskyi, Mykola - Kovacic, Jakob | Queen's Gambit Accepted: Classical Defense, Main Line | |
