62 games in the PremovedPrep archive. Games as White.
| White | Black | Result | ECO | Event | Date |
|---|---|---|---|---|---|
| Harrison, Oliver | Kocak, Yavuz Aydin | 0-1 | C44 | Round 5: Harrison, Oliver - Kocak, Yavuz Aydin | 2026-06-28 |
| Harrison, Oliver | Surtees, Mike J | 0-1 | B06 | Round 1: Harrison, Oliver - Surtees, Mike J | 2026-06-26 |
| Harrison, Oliver | Wilkins, Zack | 1/2-1/2 | C56 | Round 7: Harrison, Oliver - Wilkins, Zack | 2026-04-06 |
| Harrison, Oliver | Burton, Henry | 0-1 | C05 | Round 5: Harrison, Oliver - Burton, Henry | 2026-04-05 |
| Harrison, Oliver | Tyrrell, Lachlan Baly Hughes | 0-1 | B06 | Round 4: Harrison, Oliver - Tyrrell, Lachlan Baly Hughes | 2026-04-04 |
| Harrison, Oliver | Bourne, Patrick | 1-0 | B06 | Round 2: Harrison, Oliver - Bourne, Patrick | 2026-04-03 |
| Harrison, Oliver | Khoury, Theo | 1/2-1/2 | B90 | Round 4: Harrison, Oliver - Khoury, Theo | 2026-03-01 |
| Harrison, Oliver | Chua, Chee Sian Sebastien | 1-0 | C03 | Round 1: Harrison, Oliver - Chua, Chee Sian Sebastien | 2026-02-28 |
| Harrison, Oliver | Pacetti Terra, Nicolas | 1/2-1/2 | C68 | Round 2: Harrison, Oliver - Pacetti Terra, Nicolas | 2026-02-21 |
| Harrison, Oliver | Cebolla Ruiz, David | 0-1 | C41 | Round 4: Harrison, Oliver - Cebolla Ruiz, David | 2026-02-21 |
| Harrison, Oliver | Simms, Jake | 1/2-1/2 | B06 | Round 4: Harrison, Oliver - Simms, Jake | 2026-01-04 |
| Harrison, Oliver | Wheatley, Wilfred | 0-1 | B01 | Round 2: Harrison, Oliver - Wheatley, Wilfred | 2026-01-03 |
| Harrison, Oliver | Saravanan, Karthik | 1/2-1/2 | B50 | British Universities Chess Association Blitz 2025 | 2025-02-22 |
| Harrison, Oliver | Lodge, Archie | 1-0 | B10 | British Universities Chess Association Blitz 2025 | 2025-02-22 |
| Harrison, Oliver | Smith, George | 1-0 | B40 | British Universities Chess Association Blitz 2025 | 2025-02-22 |
| Harrison, Oliver | Soszynski, Marek J | 1-0 | B00 | Keith Escott Memorial Congress: U2000 | 2024-12-15 |
| Harrison, Oliver | Carpenter-Friend, Ben | 0-1 | B30 | Round 7: Harrison, Oliver - Carpenter-Friend, Ben | 2024-02-25 |
| Harrison, Oliver | Rocco, Federico | 0-1 | B50 | Round 3: Harrison, Oliver - Rocco, Federico | 2024-02-24 |
| Harrison, Oliver | Clarke, Connor | 0-1 | B02 | Round 5: Harrison, Oliver - Clarke, Connor | 2024-02-24 |
| Harrison, Oliver | Kuhendiran, Tharshan | 0-1 | B01 | Round 6: Harrison, Oliver - Kuhendiran, Tharshan | 2024-02-24 |
| Harrison, Oliver | Ho, Leyton | 0-1 | B10 | Round 8: Harrison, Oliver - Ho, Leyton | 2024-02-24 |
| Harrison, Oliver | Staniland, Philip | 1-0 | B10 | Caplin Hastings Weekend Major | 2024-01-07 |
| Harrison, Oliver | Jackson, Paul G | 1-0 | C00 | Caplin Hastings Weekend Major | 2024-01-06 |
| Oliver Harrison | Peter K Tart | 0-1 | C40 | Round 2: Oliver Harrison - Peter K Tart | 2023-06-17 |
| Oliver Harrison | Matthew A Holmes | 0-1 | C00 | Round 3: Oliver Harrison - Matthew A Holmes | 2023-06-17 |
| Harrison, Oliver | Collyer, David | 0-1 | C56 | Keith Escott Memorial Congress: U2000 | |
| Harrison, Oliver | Whittington, Reece | 0-1 | B30 | British Universities Chess Association Blitz 2025 | |
| Harrison, Oliver | Ryan, Aidan | 1-0 | B50 | British Universities Chess Association Blitz 2025 |