Stadium: Stadium Round: 28 Ground: Clay
| ITF M15 Vero Beach | 2024/04/26 19:00 | William Grant v Chad Kissell | 5-7,6-2,6-4 |
| ITF M15 Vero Beach | 2024/04/25 15:55 | William Grant v Matthew Segura | 2-6,6-1,6-3 |
| ITF M15 Vero Beach | 2024/04/24 17:00 | William Grant v Jorge Cavero | 6-2,6-1 |
| ITF M15 Monastir | 2024/04/11 10:15 | Moerani Bouzige v William Grant | 7-6,6-3 |
| ITF M15 Monastir | 2024/04/10 13:30 | Tiago Pereira v William Grant | 6-7,6-1,4-6 |
| ITF M15 Monastir | 2024/04/08 12:30 | William Grant v Manas Manoj Dhamne | 6-4,6-4 |
| ITF M15 Monastir | 2024/04/08 08:30 | William Grant v Mihailo Milenkovic | 6-2,6-1 |
| ITF M15 Monastir | 2024/04/07 08:30 | William Grant v Leo Poupinel | 6-1,6-4 |
| ITF M15 Vero Beach | 2024/04/26 14:55 | Rudy Quan v Garrett Johns | 4-6,4-6 |
| ITF M15 Vero Beach | 2024/04/25 15:00 | Alexander Razeghi v Garrett Johns | 3-6,4-6 |
| ITF M15 Vero Beach | 2024/04/24 14:55 | Ben Jones v Garrett Johns | 4-6,4-6 |
| Challenger Sarasota | 2024/04/07 14:00 | Felix Corwin v Garrett Johns | 6-3,4-6,7-6 |
| ITF M25 Loughborough | 2024/01/09 15:50 | Raphael Collignon v Garrett Johns | 7-6,6-2 |
| Challenger Oeiras | 2024/01/01 12:40 | Egor Gerasimov v Garrett Johns | 1-6,6-3,7-6 |
| Challenger Oeiras | 2023/12/31 13:55 | Francisco Rocha v Garrett Johns | 3-6,5-7 |
| ITF M15 Boca Raton | 2023/11/19 14:55 | Kilian Feldbausch v Garrett Johns | 6-4,7-5 |