Stadium: Court 5 Round: 27 Ground: Hardcourt outdoor
| ITF M15 - Jerusalem | 2021/05/13 08:30 | Zane Khan v Julian Cash | 7-6,6-4 |
| ITF M15 - Jerusalem | 2021/05/12 07:00 | Zane Khan v Lior Goldenberg | 6-0,6-1 |
| ITF M15 - Ramat Hasharon | 2021/05/07 07:00 | Zane Khan v Ben Patael | 5-7,1-6 |
| ITF M15 - Ramat Hasharon | 2021/05/06 07:00 | Zane Khan v Luca Castelnuovo | 6-3,6-2 |
| ITF M15 - Ramat Hasharon | 2021/05/04 07:00 | Zane Khan v Sahar Simon | 6-2,6-2 |
| Challenger - Orlando | 2021/04/16 17:20 | Jenson Brooksby v Zane Khan | 6-4,6-3 |
| Challenger - Orlando | 2021/04/14 15:55 | Zane Khan v Yasutaka Uchiyama | 7-6,7-6 |
| Challenger - Orlando | 2021/04/13 15:25 | Zane Khan v Kevin King | 6-3,1-6,6-1 |
| ITF M15 - Jerusalem | 2021/05/13 10:35 | Alexandros Skorilas v Marek Gengel | 2-6,1-6 |
| ITF M15 - Jerusalem | 2021/05/12 10:00 | Lorenzo Lorusso v Marek Gengel | 6-7,4-6 |
| Challenger Salinas 2 | 2021/04/27 17:20 | Hernan Casanova v Marek Gengel | 3-6,6-4,7-5 |
| Challenger Salinas 2 | 2021/04/26 21:00 | Gage Brymer v Marek Gengel | 4-6,7-5,2-6 |
| Challenger - Salinas | 2021/04/20 14:30 | Marek Gengel v Tak Khunn Wang | 2-6,3-6 |
| Challenger - Salinas | 2021/04/19 16:55 | Marek Gengel v Mathieu Perchicot | 6-3,3-6,7-5 |
| Challenger - Salinas | 2021/04/18 16:55 | Marek Gengel v Omar Suarez | 6-1,6-1 |
| ITF M15 - Sharm El Sheikh | 2021/03/31 07:30 | Marek Gengel v Aldin Setkic | 4-6,6-4,3-6 |