USA: US Open - Doubles - Main |
| 1/8-finals | Knapp K./Vinci R. | Kudryavtseva A./Pavlyuchenkova A. | 1:2 (62:7, 6:2, 2:6) | details | 07.09.2015 |
| 1/16-finals | Knapp K./Vinci R. | Betova M./Panova A. | 2:1 (7:5, 5:7, 6:3) | details | 05.09.2015 |
| 1/32-finals | Knapp K./Vinci R. | Satralova D./Konjuh A. | 2:0 (6:1, 6:0) | details | 03.09.2015 |
| 1/32-finals | Black T. A./Neel I. | Knapp K./Vinci R. | CAN. | details | 02.09.2015 |
USA: Cincinnati - Doubles - Main |
| 1/8-finals | Knapp K./Vinci R. | Babos T./Mladenovic K. | 1:2 (6:2, 3:6, 7:10) | details | 19.08.2015 |
| 1/16-finals | Knapp K./Vinci R. | Barthel M./Wolfe J. | 2:0 (6:4, 6:1) | details | 17.08.2015 |
United Kingdom: Wimbledon - Doubles - Main |
| 1/8-finals | DellAcqua C./Shvedova Y. | Knapp K./Vinci R. | 2:1 (4:6, 6:2, 8:6) | details | 06.07.2015 |
| 1/16-finals | Knapp K./Vinci R. | Sestini Hlavackova A./Hradecka L. | 2:1 (6:3, 3:6, 6:4) | details | 04.07.2015 |
| 1/32-finals | Knapp K./Vinci R. | Chan C-W./Melichar-Martinez N. | 2:0 (6:2, 6:4) | details | 01.07.2015 |
| 1/32-finals | Knapp K./Vinci R. | Cibulkova D./Schmiedlova A. K. | CAN. | details | 01.07.2015 |
France: French Open - Doubles - Main |
| 1/8-finals | Hingis M./Mirza S. | Knapp K./Vinci R. | 2:0 (6:1, 6:4) | details | 31.05.2015 |
| 1/16-finals | Groenefeld A./Panova A. | Knapp K./Vinci R. | 1:2 (4:6, 6:3, 0:6) | details | 29.05.2015 |
| 1/32-finals | Lim A./Thorpe L. | Knapp K./Vinci R. | 0:2 (4:6, 3:6) | details | 27.05.2015 |
Germany: Nurnberg - Doubles - Main |
| 1/8-finals | Knapp K./Vinci R. | Rodionova Ar./Savchuk O. | 1:2 (6:4, 4:6, 5:10) | details | 18.05.2015 |
Italy: Rome - Doubles - Main |
| 1/16-finals | Knapp K./Vinci R. | Sestini Hlavackova A./Hradecka L. | 0:2 (3:6, 4:6) | details | 12.05.2015 |
World: Fed Cup - World Group - Doubles - Play Offs |
| | Knapp K./Vinci R. | Mladenovic K./Parmentier P. | CAN. | details | 08.02.2015 |
World: Fed Cup - World Group - Doubles - Main |
| | Sestini Hlavackova A./Koukalova K. | Knapp K./Vinci R. | CAN. | details | 20.04.2014 |