| Challenger Columbus | 06/12 16:10 | 25 | [349] Ji Sung Nam v Jeffrey John Wolf [269] | 6-4,3-6,6-4 | |
| Challenger - Drummondville | 03/14 23:00 | 26 | [287] Jeffrey John Wolf v Yannick Maden [119] | 4-6,6-7 | |
| Challenger - Drummondville | 03/12 23:55 | 25 | [264] Thai-Son Kwiatkowski v Jeffrey John Wolf [287] | 1-6,2-6 | |
| Challenger - Drummondville | 03/11 20:55 | 24 | [287] Jeffrey John Wolf v Andre Goransson [172] | 6-3,6-4 | |
| Challenger - Drummondville | 03/11 19:20 | 24 | Jeffrey John Wolf v Gastao Elias | Cancelled | |
| ATP - Indian Wells | 03/06 20:20 | 45 | [66] Ugo Humbert v Jeffrey John Wolf [287] | 7-5,7-5 | |
| ATP - Indian Wells | 03/05 19:00 | 44 | [287] Jeffrey John Wolf v Marco Trungelliti [112] | 6-4,6-1 | |
| Challenger - Cleveland | 01/31 20:20 | 26 | [291] Jeffrey John Wolf v Marcos Giron [247] | 4-6,7-6,5-7 | |
| Challenger - Cleveland | 01/30 18:30 | 25 | [115] Jason Jung v Jeffrey John Wolf [291] | 3-6,4-6 | |
| Challenger - Cleveland | 01/29 02:30 | 24 | [291] Jeffrey John Wolf v Ryan Shane [363] | 6-1,6-2 | |
| Challenger Columbus | 01/13 17:00 | 29 | [330] Mikael Torpegaard v Jeffrey John Wolf [366] | 7-6,3-6,4-6 | |
| Challenger Columbus | 01/12 20:40 | 28 | [288] Scott Griekspoor v Jeffrey John Wolf [366] | 1-6,3-6 | |
| Challenger Columbus | 01/11 21:35 | 27 | [291] Jan Choinski v Jeffrey John Wolf [366] | 2-6,1-6 | |
| Challenger Columbus | 01/10 21:15 | 26 | [366] Jeffrey John Wolf v Filip Peliwo [244] | 6-0,6-0 | |
| Challenger Columbus | 01/08 22:30 | 25 | [270] Gianluca Mager v Jeffrey John Wolf [366] | 6-4,3-6,5-7 | |
| Challenger Columbus | 01/07 19:00 | 24 | [366] Jeffrey John Wolf v Stefan Kozlov [309] | 6-2,7-6 | |
| Challenger - Orlando | 01/01 18:15 | 24 | [285] Lucas Miedler v Jeffrey John Wolf [364] | 5-7,6-3,6-4 | |
| Challenger - Orlando | 12/31 15:00 | 166 | Jeffrey John Wolf v Gijs Brouwer | 7-5,7-6 | |
| Challenger - Champaign | 11/13 01:20 | 25 | Jeffrey John Wolf v Jared Hiltzik | 5-7,5-7 | |
| Challenger - Knoxville | 11/06 18:10 | 25 | Christopher Eubanks v Jeffrey John Wolf | 7-5,6-7,6-4 | |
| Challenger - Las Vegas | 10/22 20:30 | 25 | [442] Jeffrey John Wolf v Adrian Menendez-Maceiras [121] | 3-6,3-6 | |
| Challenger - Fairfield | 10/12 22:25 | 27 | [132] Adrian M-Maceiras v Jeffrey John Wolf [499] | 6-0,6-4 | |
| Challenger - Fairfield | 10/11 19:00 | 26 | [499] Jeffrey John Wolf v Noah Rubin [125] | 6-3,6-2 | |
| Challenger - Fairfield | 10/10 18:00 | 25 | [286] Evan King v Jeffrey John Wolf [499] | 6-2,1-6,4-6 | |
| Challenger Columbus | 09/19 16:00 | 26 | Mikael Torpegaard v Jeffrey John Wolf | 6-1,6-4 | |
| Challenger Columbus | 09/17 16:35 | 25 | Jeffrey John Wolf v Jan Choinski | 7-5,6-4 | |
| Challenger Cary | 09/11 16:00 | 25 | Marcelo Arevalo v Jeffrey John Wolf | 6-3,6-3 | |
| Challenger Cary | 09/10 16:00 | 54 | Vincent Millot v Jeffrey John Wolf | 6-7,1-6 | |
| Challenger Cary | 09/09 14:00 | 46 | Jeffrey John Wolf v Strong Kirchheimer | 6-4,4-6,6-2 | |
| Challenger Cary | 09/08 15:20 | 45 | Jeffrey John Wolf v Joshua Peck | Retired |
Wikipedia - Jeffrey John Wolf
Jeffrey John Wolf (nascido em 21 de dezembro de 1998) é um jogador de tênis júnior norte-americano. Ocupa a 18ª posição no ranking júnior, alcançada em 16 de maio de 2016. Fez sua estreia na chave principal do Grand Slam no Aberto dos Estados Unidos de 2016, na competição de duplas com John McNally.