Stadium: Central Court Round: 25 Ground: Clay
| Challenger Como | 2017/08/31 08:30 | 도나티, 마테오 v Janowicz, Jerzy | 7-6,7-6 |
| Challenger Como | 2017/08/29 11:40 | 마이치르자크, 카밀 v Janowicz, Jerzy | 3-6,4-6 |
| Kitzbuhel, Austria, Qualifying | 2017/07/29 10:25 | Janowicz, Jerzy v Linzer, Michael | 1-6,4-6 |
| Poznan, Poland | 2017/07/20 14:00 | 올리베이라, 곤칼로 v Janowicz, Jerzy | 5-7,6-2,6-4 |
| Poznan, Poland | 2017/07/18 14:30 | Munar, Jaume v Janowicz, Jerzy | 6-7,2-6 |
| Braunchsweig, Germany | 2017/07/13 14:20 | 오테, 오스칼 v Janowicz, Jerzy | 4-6,7-5,6-4 |
| Braunchsweig, Germany | 2017/07/13 09:45 | Janowicz, Jerzy v 엘리아스, 가스타오 | 6-4,7-6 |
| Braunchsweig, Germany | 2017/07/11 09:00 | 이그나티크 울라드지밀 v Janowicz, Jerzy | 4-6,4-6 |
| Challenger Szczecin Qual | 2017/09/11 10:30 | Duran, Guillermo v Bury, Aliaksandr | 6-1,6-3 |
| Challenger Szczecin Qual | 2017/09/10 10:00 | 차잘, 맥심 v Duran, Guillermo | 2-6,4-6 |
| Challenger Szczecin Qual | 2017/09/09 14:10 | 그린코우스키, 피오트르 v Duran, Guillermo | 4-6,2-6 |
| Challenger Bordeaux Qual | 2017/05/15 08:00 | Duran, Guillermo v 맥도날드, 맥켄지 | 2-6,0-6 |
| Challenger Bordeaux Qual | 2017/05/13 15:10 | Duran, Guillermo v Michon, Axel | 2-6,7-5,6-1 |
| Challenger Aix en Provence Qual | 2017/05/08 10:30 | 벤체트리트, 엘리오트 v Duran, Guillermo | 6-1,7-6 |
| Challenger Aix en Provence Qual | 2017/05/07 14:40 | Duran, Guillermo v 니스, 휴고 | 6-2,6-1 |
| Challenger Aix en Provence Qual | 2017/05/07 08:05 | Duran, Guillermo v Jouan, Romain | 6-4,6-2 |