Stadium: Stadium 4 Round: 26 Ground: Hardcourt outdoor
| US Open MD | 2021/09/06 20:20 | Peers/Polasek v Koolhof W / Rojer J-J | 4-6,6-3,6-4 |
| ATP Indian Wells MD | 2021/10/10 18:00 | Koolhof W / Rojer J-J v Krajicek/Mies | 1-6,7-6,10-5 |
| US Open MD | 2021/09/06 20:20 | Peers/Polasek v Koolhof W / Rojer J-J | 4-6,6-3,6-4 |
| US Open MD | 2021/09/04 15:00 | Galloway R / Lawson A v Koolhof W / Rojer J-J | 3-6,6-7 |
| US Open MD | 2021/09/03 17:00 | Karatsev/Nedovyesov v Koolhof W / Rojer J-J | 6-7,1-6 |
| Olympics 2020 - MD | 2021/07/24 02:00 | Koolhof W / Rojer J-J v 길 S / 블리에겐 J | 6-3,7-6 |
| Wimbledon MD | 2021/07/01 17:00 | Koolhof W / Rojer J-J v Glasspool/Heliovaara | 7-5,3-6,4-6 |
| ATP Halle MD | 2021/06/17 10:35 | Koolhof W / Rojer J-J v 오거-알리아심 F / 후르카츠 H | 6-7,3-6 |
| French Open MD | 2021/06/05 12:25 | Koolhof W / Rojer J-J v 버브릭 알 / 골루베브 안 | 6-7,6-3,4-6 |
| ATP Indian Wells MD | 2021/10/10 20:00 | 베할 A / 에스코발 G v Peers/Polasek | 5-7,7-6,7-10 |
| ATP San Diego MD | 2021/10/03 21:00 | Salisbury J / Skupski N v Peers/Polasek | 7-6,3-6,10-5 |
| ATP San Diego MD | 2021/10/03 02:10 | Peers/Polasek v Arevalo/Delbonis | 6-2,6-1 |
| ATP San Diego MD | 2021/10/01 21:40 | 프리츠 타 / 파울 토 v Peers/Polasek | 4-6,7-6,7-10 |
| ATP San Diego MD | 2021/09/29 23:25 | Hurkacz/Melo v Peers/Polasek | 6-7,6-4,11-13 |
| US Open MD | 2021/09/09 17:35 | Peers/Polasek v 무라이 J / 소아레스 B | 3-6,6-3,4-6 |
| US Open MD | 2021/09/07 19:00 | Peers/Polasek v 헬버트 P-H / 마허트 N | 6-2,6-3 |
| US Open MD | 2021/09/06 20:20 | Peers/Polasek v Koolhof W / Rojer J-J | 4-6,6-3,6-4 |