| Apr 30, 2026 | Mantovani | 0–1 | Urbani | Finals: Mantovani, Renzo - Urbani, Gabriel | Queen's Pawn Game: Accelerated London System | |
| Apr 29, 2026 | Mantovani | 0–1 | Paltrinieri | Semifinals: Mantovani, Renzo - Paltrinieri, Nicholas | Zukertort Opening: Dutch Variation | |
| Apr 27, 2026 | Pochyhaylo | ½–½ | Mantovani | Round 6: Pochyhaylo, Andrey - Mantovani, Renzo | Trompowsky Attack | |
| Apr 26, 2026 | Ferro | 1–0 | Mantovani | Round 4: Ferro, Mario - Mantovani, Renzo | English Opening: Symmetrical Variation, Three Knights, Fianchetto Variation | |
| Apr 25, 2026 | Gigovski | 0–1 | Mantovani | Round 2: Gigovski, Gjoko - Mantovani, Renzo | King's Indian Attack | |
| Apr 24, 2026 | Montorsi | ½–½ | Mantovani | Round 1: Montorsi, Matteo - Mantovani, Renzo | King's Indian Attack: Symmetrical Defense | |
| Nov 1, 2025 | Mantovani | 0–1 | Lilja | Round 11: Mantovani, Renzo - Lilja, Richard | Pirc Defense: Sveshnikov System | |
| Oct 31, 2025 | Soppela | 0–1 | Mantovani | Round 10: Soppela, Toni - Mantovani, Renzo | Benoni Defense | |
| Oct 30, 2025 | Mantovani | 1–0 | Melero Sanchez | Round 9: Mantovani, Renzo - Melero Sanchez, Pere | Hungarian Opening: Slav Formation | |
| Oct 29, 2025 | Aura | 0–1 | Mantovani | Round 8: Aura, Kristian - Mantovani, Renzo | English Opening: Mikenas-Carls Variation | |
| Oct 28, 2025 | Mendez | 1–0 | Mantovani | Round 7: Mendez, Alejandro Ariel - Mantovani, Renzo | English Opening: Symmetrical Variation, Anti-Benoni Variation, Geller Variation | |
| Oct 26, 2025 | Mantovani | ½–½ | Alvarado | Round 6: Mantovani, Renzo - Alvarado, Carlos | English Opening: Agincourt Defense, Neo-Catalan Declined | |
| Oct 25, 2025 | Liuti | 0–1 | Mantovani | Round 5: Liuti, Aldo Marco - Mantovani, Renzo | Robatsch Defense | |
| Oct 24, 2025 | Mantovani | 0–1 | Saheb | Round 4: Mantovani, Renzo - Saheb, Kamel | Bishop's Opening: Berlin Defense | |
| Oct 23, 2025 | Santanna | 1–0 | Mantovani | Round 3: Santanna, Paulo - Mantovani, Renzo | Rapport-Jobava System | |
| Oct 22, 2025 | Mantovani | ½–½ | Balzer | Round 2: Mantovani, Renzo - Balzer, Lars | Caro-Kann Defense: Gurgenidze System | |
| Oct 21, 2025 | Harstad | ½–½ | Mantovani | Round 1: Harstad, Christian - Mantovani, Renzo | Sicilian Defense: Kan Variation, Polugaevsky Variation | |
| Sep 28, 2025 | Mantovani | ½–½ | Ondozi | SMM Rd 8+9 | Hungarian Opening | |
| Sep 27, 2025 | Toktomushev | 1–0 | Mantovani | SMM Rd 8+9 | Slav Defense | |
| Jul 20, 2025 | Bauer | 1–0 | Mantovani | Round 9: Bauer, Christian - Mantovani, Renzo | Sicilian Defense: Richter-Rauzer Variation, Classical Variation | |
| Jul 19, 2025 | Mantovani | ½–½ | Peglau | Round 8: Mantovani, Renzo - Peglau, Dora | Catalan Opening: Open Defense, Classical Line | |
| Jul 18, 2025 | Pahud | ½–½ | Mantovani | Round 7: Pahud, Cedric - Mantovani, Renzo | English Opening: Symmetrical Variation | |
| Jul 17, 2025 | Mantovani | ½–½ | Papaux | Round 6: Mantovani, Renzo - Papaux, Steve | Four Knights Game: Spanish Variation, Double Spanish | |
| Jul 16, 2025 | Python | 0–1 | Mantovani | Round 5: Python, Noe - Mantovani, Renzo | Sicilian Defense: Moscow Variation | |
| Jul 15, 2025 | Mantovani | ½–½ | Radeva | Round 4: Mantovani, Renzo - Radeva, Viktoria | English Opening: Agincourt Defense, Neo-Catalan Declined | |
| Jul 14, 2025 | Beerdsen | 1–0 | Mantovani | Round 3: Beerdsen, Thomas - Mantovani, Renzo | Alekhine Defense: Four Pawns Attack, Main Line | |
| Jul 13, 2025 | Mantovani | 1–0 | Nguyen | Round 2: Mantovani, Renzo - Nguyen, Nam-Khang | English Opening: Carls-Bremen System | |
| Jul 12, 2025 | Meier | 0–1 | Mantovani | Round 1: Meier, Manuel - Mantovani, Renzo | Semi-Slav Defense: Stoltz Variation | |
| Apr 27, 2025 | Georgescu | 0–1 | Mantovani | SUI-chT Winterthur-Mendrisio | Sicilian Defense: Taimanov Variation, Normal Variation | |
| Apr 6, 2025 | Mantovani | 1–0 | Gruenenwald | SUI-chT Mendrisio-Zuerich | English Opening: Caro-Kann Defensive System | |
| Apr 5, 2025 | Gantner | 0–1 | Mantovani | SMM 2025 | Sicilian Defense: Taimanov Variation, Normal Variation | |
| Nov 27, 2024 | Mantovani | ½–½ | Bajarani | World Senior Chess Championship 2024 | King's Indian Attack | |
| Nov 26, 2024 | Lacasa Diaz | 1–0 | Mantovani | World Senior Chess Championship 2024 | Sicilian Defense: Accelerated Dragon, Maróczy Bind, Gurgenidze Variation | |
| Nov 24, 2024 | Seul | ½–½ | Mantovani | World Senior Chess Championship 2024 | Scandinavian Defense: Main Line | |
| Nov 22, 2024 | Mantovani | ½–½ | Bischoff | World Senior Chess Championship 2024 | Hungarian Opening | |
| Nov 21, 2024 | Mantovani | 0–1 | Vinter-Schou | World Senior Chess Championship 2024 | English Opening: Symmetrical Variation, Botvinnik System Reversed, with Nf3 | |
| Nov 20, 2024 | Piskov | ½–½ | Mantovani | World Senior Chess Championship 2024 | Indian Defense: Budapest Defense | |
| Nov 19, 2024 | Holzke | 0–1 | Mantovani | World Senior Chess Championship 2024 | Bogo-Indian Defense: Grünfeld Variation | |
| Nov 18, 2024 | Mantovani | ½–½ | Novik | World Senior Chess Championship 2024 | English Opening: Great Snake Variation | |
| Oct 13, 2024 | Burri | ½–½ | Mantovani | SMM Nationalliga A 2024 | Sicilian Defense: Richter-Rauzer Variation, Classical Variation | |
| Oct 12, 2024 | Mantovani | ½–½ | Maier | SMM Nationalliga A 2024 | English Opening: King's English Variation, Kramnik-Shirov Counterattack | |
| Aug 25, 2024 | Mantovani | 0–1 | Ragger | SUi-chT Mendrisio-Riehen | Nimzo-Larsen Attack: Classical Variation | |
| Aug 24, 2024 | Mantovani | 1–0 | Barth | SUI-chT Mendrisio-Schwarz-Weiss Bern | King's Indian Attack: Yugoslav Variation | |
| Jun 23, 2024 | Seitz | 1–0 | Mantovani | SUI-chT Bodan-Mendrisio | Sicilian Defense: Sozin Attack, Main Line | |
| May 26, 2024 | Fischer | 1–0 | Mantovani | SUI-chT Zuerich-Mendrisio | Sicilian Defense: Taimanov Variation, Normal Variation | |
| Apr 28, 2024 | Mantovani | 0–1 | Kaczmarczyk | SUI-chT Mendrisio-Winterthur | King's Indian Attack: Spassky Variation | |
| Apr 14, 2024 | Stijve | 1–0 | Mantovani | SUI-chT Luzern-Mendrisio | Czech Defense | |
| Mar 10, 2024 | Hochstrasser | 0–1 | Mantovani | SUI-chT Wollishofen-Mendrisio | Czech Defense | |
| Nov 5, 2023 | Renzo Mantovani | 0–1 | Zurab Sturua | Round 11: Renzo Mantovani - Zurab Sturua | Nimzo-Larsen Attack: Classical Variation | |
| Nov 4, 2023 | Rinat Naimanov | 0–1 | Renzo Mantovani | Round 10: Rinat Naimanov - Renzo Mantovani | Czech Defense | |
| Nov 3, 2023 | Renzo Mantovani | ½–½ | Thanh Nha Duong | Round 9: Renzo Mantovani - Thanh Nha Duong | English Opening: King's English Variation, Three Knights System | |
| Nov 2, 2023 | William Paschall | 1–0 | Renzo Mantovani | Round 8: William Paschall - Renzo Mantovani | Tarrasch Defense: Symmetrical Variation | |
| Nov 1, 2023 | Renzo Mantovani | 1–0 | Yves Morin | Round 7: Renzo Mantovani - Yves Morin | Wade Defense | |
| Oct 30, 2023 | Konstantinos Nikolaidis | ½–½ | Renzo Mantovani | 50+ World Senior Championship | English Opening: Symmetrical, Hedgehog, Flexible Formation | |
| Oct 28, 2023 | Mantovani | 0–1 | Grant | 50+ World Senior Championship | Caro-Kann Defense: Classical Variation | |
| Oct 27, 2023 | Mantovani | 1–0 | Farrell | 50+ World Senior Championship | Catalan Opening: Closed | |
| Oct 26, 2023 | Lasinskas | 1–0 | Mantovani | 50+ World Senior Championship | Queen's Gambit Declined: Three Knights Variation | |
| Oct 25, 2023 | Mantovani | * | Mueller | 50+ World Senior Championship | ? | |
| Feb 21, 2023 | Renzo Mantovani | 0–1 | Alexander Motylev | Round 1: Renzo Mantovani - Alexander Motylev | Hungarian Opening | |
| Nov 25, 2022 | Renzo Mantovani | ½–½ | Frank Zeller | Round 10 | 50+: Renzo Mantovani - Frank Zeller | Sicilian Defense: Alapin Variation | |
| Nov 24, 2022 | Laszlo Krizsany | ½–½ | Renzo Mantovani | Round 9 | 50+: Laszlo Krizsany - Renzo Mantovani | Queen's Gambit Declined: Tartakower Defense | |
| Nov 23, 2022 | Renzo Mantovani | ½–½ | Klaus Bischoff | Round 8 | 50+: Renzo Mantovani - Klaus Bischoff | Hungarian Opening | |
| Nov 20, 2022 | Renzo Mantovani | * | Keith C Arkell | Round 6 | 50+: Renzo Mantovani - Keith C Arkell | ? | |