| May 18, 2025 | Khan | 1–0 | Callender | Freestyle Chess Tournament | ? | |
| May 18, 2025 | Callender | 1–0 | Persaud | Freestyle Chess Tournament | ? | |
| May 18, 2025 | Callender | 0–1 | Pitamber | Freestyle Chess Tournament | ? | |
| May 18, 2025 | Puran | 0–1 | Callender | Freestyle Chess Tournament | ? | |
| May 18, 2025 | Spencer | 0–1 | Callender | Freestyle Chess Tournament | ? | |
| May 18, 2025 | Callender | 0–1 | Couchman | Freestyle Chess Tournament | ? | |
| May 18, 2025 | Yhap | 0–1 | Callender | Freestyle Chess Tournament | ? | |
| May 18, 2025 | Callender | 1–0 | Singh | Freestyle Chess Tournament | ? | |
| May 18, 2025 | Callender | 0–1 | Drayton | Freestyle Chess Tournament | ? | |
| May 11, 2025 | Williams | 0–1 | Callender | National Qualifiers 2025 | Caro-Kann Defense | |
| May 11, 2025 | Callender | * | Alexander | National Qualifiers 2025 | Zukertort Opening: Slav Invitation | |
| May 10, 2025 | Archibald | * | Callender | National Qualifiers 2025 | Caro-Kann Defense | |
| May 4, 2025 | Callender | * | Spencer | National Qualifiers 2025 | King's Indian Attack | |
| May 3, 2025 | Callender | 0–1 | Sandiford | National Qualifiers 2025 | King's Indian Attack: Sicilian Variation | |
| Apr 5, 2025 | Callender | 0–1 | Couchman | National Women Championships 2025 | King's Indian Attack | |
| Mar 30, 2025 | Callender | ½–½ | Shariff | National Women Championships 2025 | Zukertort Opening: Old Indian Attack | |
| Mar 30, 2025 | Joshi | 1–0 | Callender | National Women Championships 2025 | Ruy Lopez: Bird Variation | |
| Mar 29, 2025 | Callender | 0–1 | Clement | National Women Championships 2025 | Hungarian Opening | |
| Mar 29, 2025 | Sam | ½–½ | Callender | National Women Championships 2025 | Sicilian Defense: Kan Variation, Knight Variation | |
| Mar 23, 2025 | Callender | ½–½ | Ton-Chung | National Women Championships 2025 | English Opening: King's English Variation, Two Knights Variation, Reversed Dragon | |
| Mar 23, 2025 | Archibald | ½–½ | Callender | National Women Championships 2025 | Sicilian Defense: Closed | |
| Mar 22, 2025 | Callender | 1–0 | Farlot | National Women Championships 2025 | English Opening: King's English Variation | |
| Mar 22, 2025 | Yhap | 0–1 | Callender | National Women Championships 2025 | Yusupov-Rubinstein System | |
| Sep 20, 2024 | Callender | 0–1 | Vilhete | 45th FIDE Women's Chess Olympiad | King's Indian Attack | |
| Sep 19, 2024 | Ela Milfirer | ½–½ | Callender | 45th FIDE Women's Chess Olympiad | Indian Defense: Colle System, King's Indian Variation | |
| Sep 16, 2024 | Karelina | 1–0 | Callender | 45th FIDE Women's Chess Olympiad | Sicilian Defense: Closed, Korchnoi Defense | |
| Sep 14, 2024 | Callender | 0–1 | Strade | 45th FIDE Women's Chess Olympiad | King's Indian Attack: Spassky Variation | |
| Sep 13, 2024 | Callender | 1–0 | Bernel A.Chitan | 45th FIDE Women's Chess Olympiad | Zukertort Opening: Old Indian Attack | |
| Sep 12, 2024 | Sawan | 1–0 | Callender | 45th FIDE Women's Chess Olympiad | Sicilian Defense: Kan Variation, Maróczy Bind, Réti Variation | |
| Sep 11, 2024 | Callender | 0–1 | De Blecourt | 45th FIDE Women's Chess Olympiad | King's Indian Attack: French Variation | |
| May 5, 2024 | Callender | 1–0 | Joshi | Round 9: Callender, Jessica - Joshi, Aditi Narayan | King's Indian Attack | |
| May 4, 2024 | Rahim | 0–1 | Callender | Round 8: Rahim, Shazeeda - Callender, Jessica | ? | |
| May 4, 2024 | Rahim | 0–1 | Callender | Round 8: Rahim, Shazeeda - Callender, Jessica | ? | |
| May 1, 2024 | Archibald | 0–1 | Callender | Round 6: Archibald, Treskole - Callender, Jessica | Modern Defense | |
| May 1, 2024 | Callender | 1–0 | Kishun | Round 5: Callender, Jessica - Kishun, Parnita Sarada Ashmita | English Opening: King's English Variation, Two Knights Variation, Smyslov System | |
| Apr 28, 2024 | Harrison | 0–1 | Callender | Round 4: Harrison, Chelsea Nandini - Callender, Jessica | Pirc Defense: Classical Variation | |
| Apr 28, 2024 | Callender | 1–0 | Shariff | Round 3: Callender, Jessica - Shariff, Sasha Christina | Zukertort Opening: Black Mustang Defense | |
| Apr 27, 2024 | Johnson | 1–0 | Callender | Round 2: Johnson, Nellisha - Callender, Jessica | Pirc Defense: Classical Variation, Schlechter Variation | |
| Apr 27, 2024 | Callender | 1–0 | John | Round 1: Callender, Jessica - John, Emma Anastasia | English Opening: Carls-Bremen System | |
| Aug 22, 2021 | Callender | 0–1 | Cadeau | Online_Olympiad_Div4_PoolE | Sicilian Defense: Staunton-Cochrane Variation | |
| Aug 22, 2021 | Callender | 1–0 | Daniels | Online_Olympiad_Div4_PoolE | English Opening: The Whale | |
| Aug 22, 2021 | aarona6 | * | Callender | Online_Olympiad_Div4_PoolE | Van't Kruijs Opening | |
| Aug 21, 2021 | Callender | 0–1 | Alvarado Perez | Online_Olympiad_Div4_PoolE | English Opening: Great Snake Variation | |
| Aug 21, 2021 | Callender | 0–1 | La Fleur | Online_Olympiad_Div4_PoolE | English Opening: The Whale | |
| Aug 21, 2021 | Pride | ½–½ | Callender | Online_Olympiad_Div4_PoolE | Queen's Pawn Game: Chigorin Variation | |
| Aug 21, 2021 | OLHarding | 1–0 | Callender | Online_Olympiad_Div4_PoolE | Bishop's Opening | |