| 14 ago 2026 | Grgurevic, Boris 2104 | Rojas Keim, Luis 2294 | 0-1 | C00 Defensa Francesa: King's Indian Attack | Split Chess Open 2026 | 26 | Ver |
| 12 ago 2026 | Grgurevic, Boris 2104 | Gal, Andrej 2332 | 0-1 | B40 Defensa Siciliana: Delayed Alapin Variation, with e6 | Split Chess Open 2026 | 37 | Ver |
| 9 ago 2026 | Segovic, Goran 2228 | Grgurevic, Boris 2104 | ½-½ | B09 Defensa Pirc: Austrian Attack | Split Chess Open 2026 | 37 | Ver |
| 7 ago 2026 | Tokhirjonova, Gulrukhbegim 2355 | Grgurevic, Boris 2104 | 1-0 | C65 Apertura Española (Ruy López): Berlin Defense, Anti-Berlin Variation | Split Chess Open 2026 | 45 | Ver |
| 17 may 2026 | Machata, Martin 2089 | Grgurevic, Boris 2106 | 1-0 | B06 Defensa Moderna: Two Knights Variation | Finale kupa Republike Hrvatske 2026 | 37 | Ver |
| 15 may 2026 | Muha, Miljenko 2280 | Grgurevic, Boris 2106 | 1-0 | E95 Defensa India de Rey: Orthodox Variation | Finale kupa Republike Hrvatske 2026 | 68 | Ver |
| 14 may 2026 | Grgurevic, Boris 2106 | Orak, Ljubomir 2216 | 1-0 | B22 Defensa Siciliana: Delayed Alapin Variation | Finale kupa Republike Hrvatske 2026 | 45 | Ver |
| 14 may 2026 | Grgurevic, Boris 2106 | Zovko, Mario 2268 | 0-1 | C42 Defensa Petrov: Three Knights Game | Finale kupa Republike Hrvatske 2026 | 52 | Ver |
| 2 oct 2025 | Oms Pallisse, Josep 2437 | Grgurevic, Boris 2121 | 1-0 | E94 Defensa India de Rey: Orthodox Variation, Positional Defense | European individual senior chess championship 2025 - Open 50+, Rabac, Croatia | 51 | Ver |
| 1 oct 2025 | Grgurevic, Boris 2121 | Thorhallsson, Throstur 2391 | 0-1 | B22 Defensa Siciliana: Alapin Variation, Smith-Morra Declined | European individual senior chess championship 2025 - Open 50+, Rabac, Croatia | 51 | Ver |
| 30 sep 2025 | Vinter-Schou, Uffe 2291 | Grgurevic, Boris 2121 | 0-1 | A04 Apertura Zukertort: Kingside Fianchetto | European individual senior chess championship 2025 - Open 50+, Rabac, Croatia | 54 | Ver |
| 28 sep 2025 | Lacasa Diaz, Josep Anton 2301 | Grgurevic, Boris 2121 | 1-0 | B06 Defensa Moderna: Two Knights Variation | European individual senior chess championship 2025 - Open 50+, Rabac, Croatia | 27 | Ver |