| Apr 27, 2026 | Bellia | ½–½ | Thorsteins | Round 8: Bellia, Fabrizio - Thorsteins, Karl | Caro-Kann Defense: Advance Variation, Short Variation | |
| Apr 26, 2026 | Hebden | 0–1 | Bellia | Round 7: Hebden, Mark L - Bellia, Fabrizio | Zukertort Opening | |
| Apr 25, 2026 | Bellia | ½–½ | Jacimovic | Round 6: Bellia, Fabrizio - Jacimovic, Dragoljub | French Defense: Winawer Variation, Portisch-Hook Variation | |
| Apr 23, 2026 | Kostenko | 0–1 | Bellia | Round 5: Kostenko, Petr - Bellia, Fabrizio | English Opening: King's English Variation | |
| Apr 22, 2026 | Bellia | ½–½ | Kaidanov | Round 4: Bellia, Fabrizio - Kaidanov, Gregory | Ruy Lopez: Exchange Variation, Normal Variation | |
| Apr 20, 2026 | Burnett | 0–1 | Bellia | Round 2: Burnett, Andrew - Bellia, Fabrizio | Queen's Gambit Declined | |
| Apr 19, 2026 | Bellia | 1–0 | Svobodova | Round 1: Bellia, Fabrizio - Svobodova, Michaela | Petrov's Defense: Modern Attack | |
| Nov 1, 2025 | Rasmussen | ½–½ | Bellia | Round 11: Rasmussen, Casper - Bellia, Fabrizio | Bogo-Indian Defense: Retreat Variation | |
| Oct 31, 2025 | Bellia | ½–½ | Pierrot | Round 10: Bellia, Fabrizio - Pierrot, Facundo | Petrov's Defense: Modern Attack, Center Variation | |
| Oct 30, 2025 | Bugayev | ½–½ | Bellia | Round 9: Bugayev, Vladimir - Bellia, Fabrizio | Scotch Game: Schmidt Variation | |
| Oct 29, 2025 | Bellia | 1–0 | Bravetti | Round 8: Bellia, Fabrizio - Bravetti, Antonio | Sicilian Defense: Kalashnikov Variation | |
| Oct 28, 2025 | Min | ½–½ | Bellia | Round 7: Min, Valeriy - Bellia, Fabrizio | French Defense: Exchange Variation | |
| Oct 26, 2025 | Bellia | ½–½ | Van Ketel | Round 6: Bellia, Fabrizio - Van Ketel, Raoul | French Defense: Steinitz Variation, Boleslavsky Variation | |
| Oct 25, 2025 | Estrada Nieto | ½–½ | Bellia | Round 5: Estrada Nieto, Julian - Bellia, Fabrizio | Ruy Lopez: Morphy Defense, Modern Steinitz Defense | |
| Oct 24, 2025 | Bellia | ½–½ | Obsivac | Round 4: Bellia, Fabrizio - Obsivac, Josef | French Defense: Tarrasch Variation, Open System, Euwe-Keres Line | |
| Oct 23, 2025 | Duong | 0–1 | Bellia | Round 3: Duong, Thanh Nha - Bellia, Fabrizio | French Defense: Exchange Variation | |
| Oct 22, 2025 | Bellia | ½–½ | Betaneli | Round 2: Bellia, Fabrizio - Betaneli, Alexander | Ruy Lopez: Closed, Averbakh Variation | |
| Oct 21, 2025 | Garabetyan | 0–1 | Bellia | Round 1: Garabetyan, Arno - Bellia, Fabrizio | Nimzo-Indian Defense: Normal Variation | |
| Oct 4, 2025 | Bellia | 1–0 | Fercec | European individual senior chess championship 2025 - Open 50+, Rabac, Croatia | Sicilian Defense: Chekhover Variation | |
| Oct 3, 2025 | Kniest | 0–1 | Bellia | European individual senior chess championship 2025 - Open 50+, Rabac, Croatia | Nimzo-Indian Defense: Classical Variation, Noa Variation | |
| Oct 2, 2025 | Bellia | 1–0 | Veleski | European individual senior chess championship 2025 - Open 50+, Rabac, Croatia | Sicilian Defense: Nyezhmetdinov-Rossolimo Attack, Fianchetto Variation | |
| Oct 1, 2025 | Sielecki | 1–0 | Bellia | European individual senior chess championship 2025 - Open 50+, Rabac, Croatia | English Opening: Anglo-Indian Defense, King's Knight Variation | |
| Sep 30, 2025 | Bellia | 1–0 | Farrell | European individual senior chess championship 2025 - Open 50+, Rabac, Croatia | French Defense: Steinitz Variation, Boleslavsky Variation | |
| Sep 29, 2025 | Tesla | 0–1 | Bellia | European individual senior chess championship 2025 - Open 50+, Rabac, Croatia | English Opening: Neo-Catalan | |
| Sep 28, 2025 | Bellia | 0–1 | Stets | European individual senior chess championship 2025 - Open 50+, Rabac, Croatia | Sicilian Defense: Accelerated Dragon, Maróczy Bind | |
| Sep 27, 2025 | Zymberi | 0–1 | Bellia | European individual senior chess championship 2025 - Open 50+, Rabac, Croatia | Nimzo-Indian Defense: Sämisch Variation | |
| Sep 24, 2025 | Degraeve | 1–0 | Bellia | European individual senior chess championship 2025 - Open 50+, Rabac, Croatia | French Defense: Advance Variation, Milner-Barry Gambit, Main Line | |
| Feb 26, 2025 | Bellia | ½–½ | Horvath | WSTCC | Sicilian Defense: Nyezhmetdinov-Rossolimo Attack, Fianchetto Variation | |
| Feb 25, 2025 | Bellia | ½–½ | Olafsson | WSTCC | Caro-Kann Defense: Advance Variation, Tal Variation | |
| Feb 24, 2025 | Bellia | ½–½ | Novikov | WSTCC | Sicilian Defense: Chekhover Variation | |
| Feb 21, 2025 | Temirbayev | ½–½ | Bellia | WSTCC | Queen's Gambit Declined: Tartakower Defense, Makogonov Exchange Variation | |
| Feb 19, 2025 | Bellia | 1–0 | Chabot | WSTCC | Sicilian Defense: Scheveningen Variation, Keres Attack | |
| Feb 18, 2025 | Kirkebo | 0–1 | Bellia | WSTCC | English Opening: Neo-Catalan | |
| Feb 17, 2025 | Bellia | 1–0 | Tornay Gomez | WSTCC | Ruy Lopez: Morphy Defense, Neo-Arkhangelsk Variation | |
| Jul 11, 2024 | Barron | 0–1 | Bellia | 50-1 | Ruy Lopez: Closed, Breyer Defense | |
| Jul 10, 2024 | Bellia | 1–0 | Clark | 50-1 | Sicilian Defense: Nyezhmetdinov-Rossolimo Attack | |
| Jul 9, 2024 | Flear | 1–0 | Bellia | 50-1 | Queen's Gambit Declined: Ragozin Defense, Alekhine Variation | |
| Jul 6, 2024 | Petursson | 1–0 | Bellia | 50-1 | Queen's Gambit Declined: Ragozin Defense | |
| Jul 5, 2024 | Bellia | ½–½ | Khachiyan | 50-1 | Philidor Defense: Lion Variation | |
| Jul 4, 2024 | Berg | ½–½ | Bellia | 50-1 | Italian Game: Scotch Gambit, Anderssen Attack | |
| Jul 2, 2024 | Bellia | 1–0 | Ograbek | 50-1 | Philidor Defense: Lion Variation | |
| May 15, 2024 | Kindt | 0–1 | Bellia | European Senior Team Chess Championship 2024 - Section 50 + | Scotch Game: Scotch Gambit, Advance Variation | |
| May 14, 2024 | Minnican | 0–1 | Bellia | European Senior Team Chess Championship 2024 - Section 50 + | Rapport-Jobava System | |
| May 13, 2024 | Bellia | 1–0 | Duncan | European Senior Team Chess Championship 2024 - Section 50 + | Sicilian Defense: Dragon Variation, Yugoslav Attack, Old Line | |
| May 12, 2024 | Bellia | ½–½ | Conquest | European Senior Team Chess Championship 2024 - Section 50 + | Grünfeld Defense: Exchange Variation, Classical Variation | |
| May 10, 2024 | Lekic | ½–½ | Bellia | European Senior Team Chess Championship 2024 - Section 50 + | Bogo-Indian Defense: Retreat Variation | |
| May 9, 2024 | Horvath | 0–1 | Bellia | European Senior Team Chess Championship 2024 - Section 50 + | Torre Attack: Classical Defense, Nimzowitsch Variation | |
| May 8, 2024 | Kantorik | 0–1 | Bellia | European Senior Team Chess Championship 2024 - Section 50 + | Rapport-Jobava System | |
| May 4, 2024 | Sokolovsky | 1–0 | Bellia | Sardinia Worldchess | Ruy Lopez: Closed, Flohr System | |
| May 3, 2024 | Bellia | ½–½ | Sonis | Sardinia Worldchess | Nimzo-Indian Defense: Normal Variation | |
| May 2, 2024 | Mikhalevski | 0–1 | Bellia | Sardinia Worldchess | English Opening: Agincourt Defense | |
| May 1, 2024 | Bellia | 1–0 | Shvedova | Sardinia Worldchess | Sicilian Defense: Prins Variation | |
| Apr 30, 2024 | Agmanov | ½–½ | Bellia | Sardinia Worldchess | Ruy Lopez: Closed, Flohr System | |
| Apr 30, 2024 | Bellia | 1–0 | Kairbekova | Sardinia Worldchess | King's Indian Defense: Semi-Averbakh System | |
| Apr 14, 2024 | Bellia | 0–1 | Ladron De Guevara Pinto | PlayOff | Sicilian Defense: Dragon Variation, Fianchetto Variation | |
| Apr 13, 2024 | Bellia | 0–1 | Cappelletto | PlayOff | Sicilian Defense: Najdorf Variation, Opocensky Variation, Traditional Line | |
| Apr 13, 2024 | Simonetto | 0–1 | Bellia | PlayOff | Italian Game: Two Knights Defense, Modern Bishop's Opening | |
| Apr 11, 2024 | Bellia | 1–0 | Rotondaro | Group A | Sicilian Defense: Najdorf Variation, Opocensky Variation, Traditional Line | |
| Apr 11, 2024 | Maldonado Gonzales | ½–½ | Bellia | Group A | Caro-Kann Defense: Two Knights Attack | |
| Apr 10, 2024 | Bellia | ½–½ | Gilevych | Group A | Petrov's Defense: Modern Attack | |
| Apr 9, 2024 | Bertagnolli | ½–½ | Bellia | Group A | Bogo-Indian Defense: Retreat Variation | |
| Apr 8, 2024 | Bellia | 1–0 | Podetti | Group A | Ruy Lopez: Exchange Variation, Normal Variation | |
| Nov 15, 2022 | Ceccarini | ½–½ | Bellia | 30th World Senior Chess Championship 2022 | Sicilian Defense: Kalashnikov Variation | |
| Feb 24, 2022 | Bellia | ½–½ | Valsecchi | Cannes Open | Petrov's Defense: Nimzowitsch Attack | |
| Dec 11, 2021 | Sonis | ½–½ | Bellia | Italian Championship | Queen's Gambit Declined: Exchange Variation, Positional Variation | |
| Dec 10, 2021 | Bellia | ½–½ | Genocchio | Italian Championship | Alekhine Defense: Modern Variation, Larsen Variation | |
| Dec 9, 2021 | Bellia | ½–½ | Gilevych | Italian Championship | Sicilian Defense: Nimzowitsch Variation, Advance Variation | |
| Dec 8, 2021 | Formento | 1–0 | Bellia | Italian Championship | Indian Defense: London System | |
| Dec 7, 2021 | Bellia | ½–½ | Basso | Italian Championship | Ruy Lopez: Morphy Defense, Norwegian Variation | |
| Dec 6, 2021 | Barp | ½–½ | Bellia | Italian Championship | Indian Defense: Anti-Nimzo-Indian | |
| Dec 5, 2021 | Bellia | 0–1 | Moroni | Italian Championship | Philidor Defense: Exchange Variation | |
| Dec 4, 2021 | Zimina | ½–½ | Bellia | Italian Championship | Ruy Lopez: Closed, Chigorin Defense | |
| Dec 3, 2021 | Bellia | ½–½ | Brunello | Italian Championship | Sicilian Defense: Moscow Variation | |
| Dec 2, 2021 | David | 1–0 | Bellia | Italian Championship | Queen's Gambit Declined: Exchange Variation, Positional Variation | |
| Dec 1, 2021 | Bellia | 1–0 | Lodici | Italian Championship | Sicilian Defense: Nyezhmetdinov-Rossolimo Attack | |
| — | Bellia | 1–0 | Merkel | Sala 2 - Masters | King's Pawn Game | |
| — | Bellia | * | Rodriguez Ferreiros | Maia Chess Open | French Defense: Tarrasch Variation, Open System, Euwe-Keres Line | |
| — | Bellia | 0–1 | Idani | Maia Chess Open | Sicilian Defense: Najdorf Variation | |
| — | Bellia | 0–1 | Kazarian | Maia Chess Open | Sicilian Defense: Najdorf Variation | |
| — | Bellia | ½–½ | Guleryuz | Sala 2 - Masters | Caro-Kann Defense: Exchange Variation | |
| — | Kaldarova | 0–1 | Bellia | Maia Chess Open | French Defense: Advance Variation, Euwe Variation | |
| — | Domene Mulyukov | ½–½ | Bellia | Sala 2 - Masters | French Defense | |
| — | Villiers | 0–1 | Bellia | Sala 2 - Masters | ? | |
| — | Bellon Lopez | 0–1 | Bellia | Sala 2 - Masters | Queen's Pawn Game: Colle System | |