[473] Stefan Kozlov 2-6,2-6 Jeffrey John Wolf [255] 2019-11-15 16:00
Stadium: Court 1 Round: 27 Ground: Hardcourt indoor
Head to Head
| Challenger Columbus | 2019/01/07 19:00 | Jeffrey John Wolf v Stefan Kozlov | 6-2,7-6 |
| ITF USA F13 | 2016/04/13 23:00 | Jeffrey John Wolf v Stefan Kozlov | 1-6,3-6 |
Home History
| Challenger Champaign | 2019/11/14 17:00 | Stefan Kozlov v Evan Song | 6-4,4-6,6-1 |
| Challenger Champaign | 2019/11/13 21:10 | Denis Kudla v Stefan Kozlov | 3-6,3-6 |
| Challenger Champaign | 2019/11/12 00:00 | Simon Carr v Stefan Kozlov | 2-6,6-4,6-7 |
| ITF M25 Naples | 2019/11/01 15:55 | Cristian Rodriguez v Stefan Kozlov | 6-2,6-2 |
| ITF M25 Naples | 2019/10/31 14:00 | Sam Riffice v Stefan Kozlov | 2-6,4-6 |
| ITF M25 Naples | 2019/10/29 18:40 | Mwendwa Mbithi v Stefan Kozlov | 4-6,3-6 |
| Challenger Las Vegas | 2019/10/18 18:00 | Stefan Kozlov v James Duckworth | 2-6,3-6 |
| Challenger Las Vegas | 2019/10/17 18:00 | Stefan Kozlov v Alexander Ritschard | 5-7,6-4,6-1 |
Away History
| Challenger Champaign | 2019/11/14 20:00 | Jeffrey John Wolf v Christopher Eubanks | 7-5,4-6,6-4 |
| Challenger Champaign | 2019/11/13 16:00 | Jeffrey John Wolf v Daniel Altmaier | 6-2,7-6 |
| Challenger Knoxville | 2019/11/07 16:20 | Jeffrey John Wolf v Ernesto Escobedo | 3-6,2-6 |
| Challenger Knoxville | 2019/11/06 15:00 | Taro Daniel v Jeffrey John Wolf | 6-7,4-6 |
| Challenger Knoxville | 2019/11/05 17:50 | Adrian Menendez-Maceiras v Jeffrey John Wolf | 6-2,3-6,2-6 |
| Challenger Charlottesville | 2019/10/30 14:00 | Jeffrey John Wolf v Dmitry Popko | 6-4,4-6,3-6 |
| Challenger Charlottesville | 2019/10/28 15:55 | Jeffrey John Wolf v Govind Nanda | 6-0,6-1 |
| Challenger Las Vegas | 2019/10/15 20:10 | Michael Redlicki v Jeffrey John Wolf | 6-3,7-5 |