Stadium: Loughborough University - Court 07 Round: 28 Ground: Hardcourt indoor
Referee:
| ITF M25 Loule | 2025/03/19 20:00 | Jose Dominguez Alonso v Jamie Diack | 6-1,7-6 |
| UTR Pro Boca Raton | 2024/10/04 19:30 | Hugo Magnusson v Jamie Diack | 3-6,6-4,6-0 |
| UTR Pro Boca Raton | 2024/10/02 14:00 | Jamie Diack v Ian Mayew | 2-6,2-5 |
| UTR Pro Boca Raton | 2024/10/01 16:17 | Jamie Diack v Justin Roberts | 4-6,4-6 |
| UTR Pro Boca Raton | 2024/09/30 16:04 | Jamie Diack v Sam K Baumgartner | 5-7,3-6 |
| UTR Pro Boca Raton | 2024/09/29 17:30 | Jamie Diack v Kase Schinnerer | 2-6,2-6 |
| ITF M25 Nottingham | 2024/04/21 11:30 | Ali Habib v Jamie Diack | 6-2,7-5 |
| UTR Pro Gyor | 2025/03/16 08:00 | Stijn Pel v Cian McDonnell | 6-3,4-6,6-2 |
| UTR Pro Gyor | 2025/03/15 09:00 | Timur Maulenov v Cian McDonnell | 4-6,0-6 |
| UTR Pro Gyor | 2025/03/13 09:15 | Cian McDonnell v Adam Gabor Szoke | 6-2,6-0 |
| UTR Pro Gyor | 2025/03/12 10:20 | Cian McDonnell v Illya Beloborodko | 4-6,7-6,1-6 |
| UTR Pro Gyor | 2025/03/11 08:00 | Cian McDonnell v Andre Biro | 6-1,6-7,6-2 |
| UTR Pro Gyor | 2025/03/10 09:45 | Cian McDonnell v Ivan Perez Martin | 6-7,0-6 |
| UTR Pro Cardiff | 2025/02/28 18:00 | Alexander Maggs v Cian McDonnell | 4-6,3-6 |
| UTR Pro Cardiff | 2025/02/27 09:00 | Cian McDonnell v James Story | 3-6,4-6 |