Stadium: Court 1 Round: 14 Ground: Hardcourt indoor
| ITF M25 Naples | 2021/02/25 15:00 | 크루에겔, 미트첼 v 키르치헤머, 스트롱 | 6-4,6-4 |
| ITF M25 Naples | 2021/02/24 16:35 | Scott, Fletcher v 키르치헤머, 스트롱 | 4-6,2-6 |
| ITF M25 Naples | 2021/02/18 15:00 | 곤잘레즈, 알레잔드로 (COL) v 키르치헤머, 스트롱 | 3-6,7-6,7-6 |
| ITF M25 Naples | 2021/02/17 16:45 | 키르치헤머, 스트롱 v 아라곤, JC | 3-6,6-2,6-1 |
| UTR Pro Tennis Series Florida | 2021/01/24 14:00 | 키르치헤머, 스트롱 v Cristian C. Rodriguez Sanchez | 7-6,3-6,6-4 |
| UTR Pro Tennis Series Florida | 2021/01/23 17:00 | 페코틱, 마티아 v 키르치헤머, 스트롱 | 5-7,2-5 |
| UTR Pro Tennis Series Florida | 2021/01/21 14:00 | 키르치헤머, 스트롱 v Perego, Giulio | 6-1,6-2 |
| UTR Pro Tennis Series Florida | 2021/01/20 16:30 | 키르치헤머, 스트롱 v 반고우라, 세코우 | 6-2,6-7,6-3 |
| UTR Pro Tennis Series California | 2021/02/26 20:00 | Alex Michelsen v Kang, Kyle | 6-3,1-6,6-7 |
| UTR Pro Tennis Series California | 2021/02/25 20:00 | 브리머, 개그 v Kang, Kyle | 6-2,4-6,5-3 |
| UTR Pro Tennis Series California | 2021/02/23 18:00 | 레베데브, 알렉산더 v Kang, Kyle | 6-1,6-7,2-5 |
| UTR Pro Tennis Series California | 2021/02/22 16:00 | Kang, Kyle v 스토리, 리안 제임스 | 4-6,2-5 |
| UTR Pro Tennis Series California | 2021/02/21 18:00 | Kang, Kyle v 마요, 아이단 | 3-6,6-2,6-4 |
| UTR Pro Tennis Series California | 2021/02/20 22:00 | Kang, Kyle v Bailey, Aaron | 6-7,7-5,6-0 |
| UTR Pro Tennis Series California | 2021/02/19 17:30 | Kang, Kyle v 존스, 알렉스 | 6-3,7-5 |
| UTR Pro Tennis Series California | 2021/02/18 17:30 | Kang, Kyle v 그리피스, 윌리암 | 4-6,4-6 |