| Challenger - Numeá | 01/09 04:00 | 26 | [231] Alexandre Muller v Jeffrey John Wolf [185] | 1-6,3-6 | |
| Challenger - Numeá | 01/07 01:30 | 25 | [185] Jeffrey John Wolf v Roberto Carballes Baena [80] | 6-2,6-7,6-2 | |
| Challenger - Numeá | 01/06 04:40 | 24 | [185] Jeffrey John Wolf v Facundo Mena [204] | 6-2,6-2 | |
| Challenger - Champaign | 11/17 17:30 | 29 | [255] Jeffrey John Wolf v Sebastian Korda [293] | 6-4,6-7,7-6 | |
| Challenger - Champaign | 11/16 17:30 | 28 | [255] Jeffrey John Wolf v Blaz Kavcic [387] | 6-4,6-2 | |
| Challenger - Champaign | 11/15 16:00 | 27 | [473] Stefan Kozlov v Jeffrey John Wolf [255] | 2-6,2-6 | |
| Challenger - Champaign | 11/14 20:00 | 26 | [255] Jeffrey John Wolf v Christopher Eubanks [220] | 7-5,4-6,6-4 | |
| Challenger - Champaign | 11/13 16:00 | 25 | [255] Jeffrey John Wolf v Daniel Altmaier [365] | 6-2,7-6 | |
| Challenger - Knoxville | 11/07 16:20 | 26 | [257] Jeffrey John Wolf v Ernesto Escobedo [231] | 3-6,2-6 | |
| Challenger - Knoxville | 11/06 15:00 | 25 | [111] Taro Daniel v Jeffrey John Wolf [257] | 6-7,4-6 | |
| Challenger - Knoxville | 11/05 17:50 | 24 | [236] Adrian M-Maceiras v Jeffrey John Wolf [257] | 6-2,3-6,2-6 | |
| Challenger - Charlottesville | 10/30 14:00 | 25 | [255] Jeffrey John Wolf v Dmitry Popko [212] | 6-4,4-6,3-6 | |
| Challenger - Charlottesville | 10/28 15:55 | 24 | Jeffrey John Wolf v Govind Nanda | 6-0,6-1 | |
| Challenger - Las Vegas | 10/15 20:10 | 25 | [343] Michael Redlicki v Jeffrey John Wolf [256] | 6-3,7-5 | |
| Challenger - Tiburon | 09/25 21:10 | 25 | [226] Maxime Cressy v Jeffrey John Wolf [248] | 6-1,6-4 | |
| Challenger - Tiburon | 09/24 20:25 | 24 | [462] Alexander Sarkissian v Jeffrey John Wolf [248] | 7-6,6-7,4-6 | |
| Challenger - Columbus 3 | 09/22 16:00 | 29 | [285] Jeffrey John Wolf v Peter Polansky [200] | 3-6,6-7 | |
| Challenger - Columbus 3 | 09/21 18:15 | 28 | [166] Emilio Gomez v Jeffrey John Wolf [285] | 2-6,6-7 | |
| Challenger - Columbus 3 | 09/20 19:55 | 27 | Jeffrey John Wolf v Gabriel Petit | 4-6,6-4,6-1 | |
| Challenger - Columbus 3 | 09/19 17:40 | 26 | [168] Michael Mmoh v Jeffrey John Wolf [285] | 2-6,2-6 | |
| Challenger - Columbus 3 | 09/18 16:25 | 25 | Kyle Seelig v Jeffrey John Wolf | 3-6,2-6 | |
| Challenger Cary | 09/09 18:55 | 24 | [282] Jeffrey John Wolf v Evan Song [419] | 4-6,3-6 | |
| Open dos EUA | 08/20 15:00 | 44 | [278] Jeffrey John Wolf v Alessandro Giannessi [149] | 6-2,5-7,2-6 | |
| ATP - Cincinnati | 08/11 15:00 | 46 | [50] Pablo C. Busta v Jeffrey John Wolf [283] | 6-3,4-6,6-2 | |
| ATP - Cincinnati | 08/10 15:50 | 45 | [283] Jeffrey John Wolf v Alexander Bublik [71] | 6-3,6-3 | |
| Challenger - Binghamton | 07/24 14:00 | 25 | [283] Collin Altamirano v Jeffrey John Wolf [261] | 6-2,7-5 | |
| Challenger - Gatineau | 07/16 14:00 | 25 | [272] Jeffrey John Wolf v Marc Polmans [183] | 3-6,6-4,5-7 | |
| Challenger - Gatineau | 07/15 14:15 | 24 | [272] Jeffrey John Wolf v Gleb Sakharov [264] | 6-4,6-2 | |
| Challenger - Winnipeg | 07/10 17:35 | 25 | [270] Jeffrey John Wolf v Hiroki Moriya [253] | 4-6,0-6 | |
| Challenger - Winnipeg | 07/08 18:00 | 24 | Strong Kirchheimer v Jeffrey John Wolf | 4-6,4-6 |
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.