Round: 28 Ground: Hardcourt outdoor
| ITF M15 Los Angeles | 2025/07/02 18:00 | Joao Goncalves v Karl Kazuma Lee | 6-3,7-6 |
| ITF M15 Rancho Santa Fe | 2025/06/19 20:39 | Kyle Kang v Karl Kazuma Lee | 6-3,3-6,6-2 |
| ITF M15 San Diego | 2025/06/11 19:08 | Alfredo Perez v Karl Kazuma Lee | 6-2,6-3 |
| ITF M15 San Diego | 2025/05/28 17:00 | Lucca Liu v Karl Kazuma Lee | 6-3,6-1 |
| ITF M25 Louisville | 2024/10/08 14:00 | Karl Kazuma Lee v Ilgiz Valiev | 1-6,1-6 |
| ITF M25 Louisville | 2024/10/07 16:30 | Karl Kazuma Lee v Enrique Pena | 6-1,6-2 |
| ITF M15 Lakewood | 2024/07/13 19:40 | Karl Kazuma Lee v Govind Nanda | 6-2,5-7,2-6 |
| ITF M15 Lakewood | 2024/07/12 19:10 | Jelani Sarr v Karl Kazuma Lee | 4-6,4-6 |
| UTR Pro Newport Beach | 2025/04/12 22:40 | Brayden Tallakson v Tyler Lee | 7-5,6-3 |
| UTR Pro Newport Beach | 2025/04/11 19:00 | Antreas Djakouris v Tyler Lee | 6-2,6-2 |
| UTR Pro Newport Beach | 2025/04/11 01:30 | Rishvanth Krishna v Tyler Lee | 4-6,6-2,6-1 |
| UTR Pro Newport Beach | 2025/04/09 01:30 | Harrison Satara v Tyler Lee | 6-2,6-2 |
| UTR Pro Newport Beach | 2025/04/08 01:30 | Tyler Lee v Lucas Gomez | 5-7,6-7 |
| UTR Pro Newport Beach | 2025/01/13 20:00 | Maciej Rajski v Tyler Lee | 6-4,6-3 |
| UTR Pro Newport Beach | 2024/10/19 22:02 | Tyler Lee v Daniel Cohen | 2-6,0-6 |
| UTR Pro Newport Beach | 2024/10/19 03:56 | Tyler Lee v Sawyer Severance | 6-1,7-5 |