Home History
| ITF USA F2 | 2015/01/09 18:00 | Taylor Fritz v Stefan Kozlov | 6-4,6-4 |
| ITF USA F2 | 2015/01/08 18:00 | Clay Thompson v Stefan Kozlov | 2-6,6-2,3-6 |
| Challenger Charlottesville | 2014/10/28 21:30 | Peter Torebko v Stefan Kozlov | 6-3,7-6 |
| ITF USA F26 | 2014/09/23 18:35 | Stefan Kozlov v Patrick Davidson | 6-3,6-2 |
| US Open Qual | 2014/08/21 20:25 | Stefan Kozlov v Borna Coric | 6-2,2-6,2-6 |
| US Open Qual | 2014/08/20 19:15 | Mitchell Frank v Stefan Kozlov | 6-3,0-6,2-6 |
| ATP Washington Qual | 2014/07/26 14:00 | Sam Groth v Stefan Kozlov | 3-6,7-6,6-4 |
| ITF Spain F10 | 2014/05/22 10:00 | Stefan Kozlov v Juan Lizariturry | 2-6,7-5,4-6 |
Away History
| ITF USA F4 | 2015/01/13 19:00 | Karim Hossam v Mark S Meyer | 6-0,6-1 |
| ITF USA F2 Qual | 2015/01/03 17:00 | Karim Hossam v Kaptan Kaster | 5-7,3-6 |
| ITF Egypt F33 | 2014/12/03 11:55 | Alan Gadjiev v Karim Hossam | 6-7,3-6 |
| ITF Egypt F33 | 2014/11/20 10:55 | Tom Jomby v Karim Hossam | 6-3,6-3 |
| ITF Egypt F33 | 2014/10/22 08:00 | Karim Hossam v Yann Wojcik | 6-4,6-1 |
| ITF Egypt F33 | 2014/10/15 09:45 | Robbie Ridout v Karim Hossam | 6-4,7-5 |
| Challenger Cortina | 2014/07/29 08:00 | Karim Hossam v Giovanni Lapentti | 2-6,1-6 |
| Challenger Cortina Qual | 2014/07/28 08:00 | Adelchi Virgili v Karim Hossam | 6-1,6-4 |