| 15 ago 2026 | Kozlovic, Jernej 2328 | Belyaletdinov, Leonard 2264 | ½-½ | B10 Defensa Caro-Kann: Endgame Offer | European Junior Chess Championship 2026 | Open | 69 | Ver |
| 14 ago 2026 | Belyaletdinov, Leonard 2264 | Collin, Moritz Valentin 2341 | 0-1 | B40 Defensa Siciliana: French Variation, Westerinen Attack | European Junior Chess Championship 2026 | Open | 28 | Ver |
| 13 ago 2026 | Radzimski, Antoni 2405 | Belyaletdinov, Leonard 2264 | ½-½ | B19 Defensa Caro-Kann: Classical Variation, Lobron System | European Junior Chess Championship 2026 | Open | 43 | Ver |
| 12 ago 2026 | Belyaletdinov, Leonard 2264 | Pyrih, Roman 2399 | 1-0 | C50 Apertura Italiana: Giuoco Pianissimo, Italian Four Knights Variation | European Junior Chess Championship 2026 | Open | 35 | Ver |
| 10 ago 2026 | Vassis, Michail 2345 | Belyaletdinov, Leonard 2264 | ½-½ | A05 Apertura Zukertort: Nimzo-Larsen Variation | European Junior Chess Championship 2026 | Open | 33 | Ver |
| 9 ago 2026 | Belyaletdinov, Leonard 2264 | Dyachuk, Artem 2376 | 1-0 | B50 Defensa Siciliana: Modern Variations, Anti-Qxd4 Move Order Accepted | European Junior Chess Championship 2026 | Open | 44 | Ver |
| 7 ago 2026 | Belyaletdinov, Leonard 2264 | Jusufi, Ahmet 2085 | 1-0 | C55 Apertura Italiana: Two Knights Defense, Modern Bishop's Opening | European Junior Chess Championship 2026 | Open | 40 | Ver |
| 4 ago 2026 | Sokolovsky, Yahli 2541 | Belyaletdinov, Leonard 2264 | 1-0 | B15 Defensa Caro-Kann: Tartakower Variation | European Junior Chess Championship 2026 | Open | 29 | Ver |
| 1 ago 2026 | Belyaletdinov, Leonard 2242 | Kopecny, Filip 2115 | 1-0 | B40 Defensa Siciliana: French Variation, Westerinen Attack | European Youth Team Chess Championship - Open18 | 23 | Ver |
| 27 jun 2026 | Palac, Mladen 2468 | Belyaletdinov, Leonard 2242 | 1-0 | D37 Gambito de Dama rehusado: Three Knights Variation | Kasparov Chess Foundation Friendship Festival 2026 | 54 | Ver |
| 25 jun 2026 | Sebenik, Matej 2483 | Belyaletdinov, Leonard 2242 | 1-0 | D35 Gambito de Dama rehusado: Exchange Variation, Positional Variation | Kasparov Chess Foundation Friendship Festival 2026 | 37 | Ver |
| 3 may 2026 | Belyaletdinov, Leonard 2215 | Mestek, Igor 2051 | 1-0 | B30 Defensa Siciliana: Nyezhmetdinov-Rossolimo Attack | LCF | 21 | Ver |
| 2 may 2026 | Krstic, David 2209 | Belyaletdinov, Leonard 2215 | ½-½ | E05 Apertura Catalana: Open Defense, Classical Line | LCF | 73 | Ver |
| 1 may 2026 | Belyaletdinov, Leonard 2181 | Kelbl, Jakob 2065 | 1-0 | B13 Defensa Caro-Kann: Exchange Variation | Ljubljana Chess Festival | 61 | Ver |
| 28 abr 2026 | Marn, Jan 2384 | Belyaletdinov, Leonard 2181 | 1-0 | D26 Gambito de Dama aceptado: Normal Variation, Traditional System | LCF | 42 | Ver |
| 27 abr 2026 | Belyaletdinov, Leonard 2181 | Mihajlovic, Ognjen 2007 | 1-0 | B84 Defensa Siciliana: Scheveningen Variation, Classical Variation | Ljubljana Chess Festival | 42 | Ver |
| 20 abr 2026 | Belyaletdinov, Leonard 2265 | Kryakvin, Andrey 2164 | 0-1 | B27 Defensa Siciliana: Hyperaccelerated Dragon | FIDE World Cadet & Youth Rapid and Blitz Chess Championships 2026 | Blitz | O14 | 51 | Ver |
| 20 abr 2026 | Belyaletdinov, Leonard 2265 | Bulgak, Damir 2305 | 0-1 | C55 Apertura Italiana: Two Knights Defense, Modern Bishop's Opening | FIDE World Cadet & Youth Rapid and Blitz Chess Championships 2026 | Blitz | O14 | 47 | Ver |
| 15 abr 2026 | Yurasov, Matfey 2308 | Belyaletdinov, Leonard 2155 | 1-0 | A07 King's Indian Attack, with e6 | FIDE World Cadet & Youth Rapid and Blitz Chess Championships 2026 | Rapid | O14 | 53 | Ver |
| 15 mar 2026 | Belyaletdinov, Leonard 2322 | Kriuchkov, Aleksander 2150 | 0-1 | B34 Defensa Siciliana: Accelerated Dragon, Exchange Variation | Janez Barle Memorial | 31 | Ver |