| 11 jul 2026 | Marzano, Carlo 2125 | Haszon, David 2301 | 0-1 | D31 Queen's Gambit Declined: Charousek Variation | 2nd Arpad-hazi Jolan Open | 33 | Ver |
| 11 jul 2026 | Haszon, David 2301 | Kresz, Tamas 2101 | ½-½ | D01 Richter-Veresov Attack | 2nd Arpad-hazi Jolan Open | 42 | Ver |
| 10 jul 2026 | Kulich, Filip 2122 | Haszon, David 2301 | ½-½ | B90 Sicilian Defense: Najdorf Variation, Lipnitsky Attack | 2nd Arpad-hazi Jolan Open | 56 | Ver |
| 9 jul 2026 | Haszon, David 2301 | Kormos, Adam 2146 | ½-½ | B70 Sicilian Defense: Dragon Variation | 2nd Arpad-hazi Jolan Open | 58 | Ver |
| 9 jul 2026 | Borocz, Lorinc 2167 | Haszon, David 2301 | ½-½ | B15 Caro-Kann Defense: Tartakower Variation | 2nd Arpad-hazi Jolan Open | 51 | Ver |
| 8 jul 2026 | Haszon, David 2301 | Miasik, Adrian 2064 | 1-0 | C26 Vienna Game: Mengarini Variation | 2nd Arpad-hazi Jolan Open | 36 | Ver |
| 3 may 2026 | Eltigani, Omar 2277 | Haszon, David 2245 | 1-0 | B06 Pterodactyl Defense: Eastern, Benoni | MesterekParbaja | 36 | Ver |
| 3 may 2026 | Haszon, David 2245 | Eltigani, Omar 2277 | 0-1 | B43 Sicilian Defense: Kan Variation, Knight Variation | MesterekParbaja | 30 | Ver |
| 3 may 2026 | Haszon, David 2245 | Eltigani, Omar 2277 | 0-1 | D02 Queen's Pawn Game: London System | MesterekParbaja | 61 | Ver |
| 3 may 2026 | Eltigani, Omar 2277 | Haszon, David 2245 | 0-1 | D01 Rapport-Jobava System | MesterekParbaja | 53 | Ver |
| 14 abr 2026 | Eltigani, Omar 2277 | Haszon, David 2245 | 1-0 | D37 Queen's Gambit Declined: Harrwitz Attack, Fianchetto Defense | MesterekParbaja | 43 | Ver |
| 14 abr 2026 | Haszon, David 2245 | Eltigani, Omar 2277 | 1-0 | B23 Sicilian Defense: Closed, Traditional | MesterekParbaja | 38 | Ver |
| 4 abr 2026 | Haszon, David 2304 | Amar, Elham 2586 | 0-1 | D01 Rapport-Jobava System | Grenke Chess Festival 2026 Open | 38 | Ver |
| 23 ene 2026 | Siekanska, Maria 2242 | Haszon, David 2269 | 0-1 | B27 Sicilian Defense: Hyperaccelerated Dragon | OneWeek IM-A | 30 | Ver |
| 23 ene 2026 | Haszon, David 2269 | Jakab, Attila 2214 | 0-1 | D00 Queen's Pawn Game: Chigorin Variation, Alburt Defense | OneWeek IM-A | 38 | Ver |
| 22 ene 2026 | Mohamed Anees M 2416 | Haszon, David 2269 | 1-0 | C42 Petrov's Defense: Damiano Variation, Kholmov Gambit | OneWeek IM-A | 30 | Ver |
| 21 ene 2026 | Haszon, David 2269 | Karacsonyi, Bank 2107 | 1-0 | A04 Zukertort Opening: Sicilian Invitation | OneWeek IM-A | 50 | Ver |
| 21 ene 2026 | Wen, Gehua 2190 | Haszon, David 2269 | 1-0 | D31 Queen's Gambit Declined: Charousek Variation | OneWeek IM-A | 70 | Ver |
| 20 ene 2026 | Haszon, David 2269 | Sahithi Varshini M 2289 | 1-0 | D02 Queen's Pawn Game: London System | OneWeek IM-A | 24 | Ver |
| 20 ene 2026 | Sagi, Bence 2237 | Haszon, David 2269 | 0-1 | D31 Queen's Gambit Declined: Charousek Variation | OneWeek IM-A | 29 | Ver |