| Challenger Sarasota | 04/10 00:35 | 14 | [481] Luca Potenza v Strong Kirchheimer [396] | 7-6,6-3 | |
| Challenger Mexico City | 03/26 17:50 | 14 | [288] Elmar Ejupovic v Strong Kirchheimer [409] | 6-2,6-3 | |
| ITF M25 Montreal | 03/18 15:00 | 28 | [213] Gabriel Diallo v Strong Kirchheimer [437] | 6-2,7-6 | |
| ITF M25 Montreal | 03/17 13:55 | 27 | [437] Strong Kirchheimer v Alfredo Perez [275] | 7-6,6-3 | |
| ITF M25 Montreal | 03/16 17:10 | 26 | Strong Kirchheimer v James Davis | 6-1,6-3 | |
| ITF M25 Montreal | 03/15 14:00 | 25 | Strong Kirchheimer v Daniel Rodrigues | 6-1,6-0 | |
| ITF M25 Montreal | 03/12 16:00 | 29 | [442] Jules Marie v Strong Kirchheimer [437] | 7-5,6-0 | |
| ITF M25 Montreal | 03/11 16:00 | 28 | [315] Ben Jones v Strong Kirchheimer [437] | 0-6,4-6 | |
| ITF M25 Montreal | 03/10 17:10 | 27 | [314] Benjamin Sigouin v Strong Kirchheimer [437] | 2-6,3-6 | |
| ITF M25 Montreal | 03/09 15:00 | 26 | Toby Kodat v Strong Kirchheimer | 6-7,3-6 | |
| ITF M25 Montreal | 03/08 17:40 | 25 | A.J Catanzariti v Strong Kirchheimer | 3-6,4-6 | |
| Challenger Rome GA | 02/20 16:40 | 19 | Strong Kirchheimer v Chak L C Wong | 3-6,4-6 | |
| Challenger Rome GA | 02/19 20:30 | 14 | [440] Strong Kirchheimer v Luke Johnson [179] | 6-3,6-3 | |
| Challenger Cleveland | 02/02 16:00 | 26 | [445] Strong Kirchheimer v Yibing Wu [112] | 6-7,6-7 | |
| Challenger Cleveland | 01/31 15:00 | 25 | [288] Evan Zhu v Strong Kirchheimer [445] | 2-6,5-7 | |
| ITF M15 Ithaca | 01/20 18:45 | 27 | Darian King v Strong Kirchheimer | 6-2,6-7,6-4 | |
| ITF M15 Ithaca | 01/19 19:45 | 26 | Ozan Baris v Strong Kirchheimer | 3-6,7-6,6-7 | |
| ITF M15 Ithaca | 01/17 21:10 | 25 | Petar Teodorovic v Strong Kirchheimer | 0-6,6-4,3-6 | |
| ITF M25 Malibu | 01/07 19:55 | 27 | [473] Arthur Fery v Strong Kirchheimer [437] | 7-6,6-0 | |
| ITF M25 Malibu | 01/06 18:00 | 26 | Alexander Petrov v Strong Kirchheimer | 6-7,7-6,5-7 | |
| ITF M25 Malibu | 01/06 18:00 | 25 | Karlis Ozolins v Strong Kirchheimer | 6-3,4-6,5-10 | |
| ITF M25 Malibu | 01/05 18:00 | 26 | Joshua Sheehy v Strong Kirchheimer | Cancelled | |
| Challenger Champaign | 11/16 20:15 | 26 | [312] Evan Zhu v Strong Kirchheimer [459] | 6-4,7-6 | |
| Challenger Champaign | 11/15 16:00 | 25 | [459] Strong Kirchheimer v Juncheng Shang [187] | 7-6,6-4 | |
| Challenger Champaign | 11/14 16:00 | 19 | [459] Strong Kirchheimer v Theo Arribage [154] | Retired | |
| Challenger Champaign | 11/13 17:20 | 14 | Strong Kirchheimer v Tyler Zink | Walkover | |
| Challenger Knoxville | 11/10 22:30 | 26 | [120] Christopher Eubanks v Strong Kirchheimer [479] | 7-6,6-4 | |
| Challenger Knoxville | 11/08 15:00 | 25 | [479] Strong Kirchheimer v Gage Brymer [493] | 6-3,6-1 | |
| Challenger Knoxville | 11/07 15:00 | 19 | Strong Kirchheimer v Patrick Maloney | 7-6,6-4 | |
| Challenger Knoxville | 11/06 15:00 | 14 | Strong Kirchheimer v Enzo Wallart | Retired |