Stadium: Court 6 Round: 26 Ground: Clay
| French Open MD | 2021/06/04 11:25 | Koolhof/Rojer v Koepfer/Ruusuvuori | 6-4,7-6 |
| French Open MD | 2021/06/01 12:45 | Koolhof/Rojer v Krajinovic/Lajovic | 6-4,4-6,6-2 |
| ATP Rome MD | 2021/05/14 08:00 | Arevalo/Middelkoop v Koolhof/Rojer | 2-6,7-6,10-5 |
| ATP Rome MD | 2021/05/13 08:00 | Behar/Escobar v Koolhof/Rojer | 6-4,3-6,8-10 |
| ATP Rome MD | 2021/05/11 11:40 | Cecchinato/Travaglia v Koolhof/Rojer | 6-4,1-6,7-10 |
| Davis Cup | 2019/11/20 16:05 | Murray/Skupski v Koolhof/Rojer | 6-4,7-6 |
| French Open MD | 2021/06/03 13:55 | Bublik/Golubev v Dodig/Polasek | 7-6,6-1 |
| French Open MD | 2021/06/01 11:10 | Bublik/Golubev v Doumbia/Reboul | 7-6,6-1 |
| Australian Open MD | 2021/02/14 01:35 | Bublik/Golubev v Arevalo/Middelkoop | 7-6,6-7,3-6 |
| Australian Open MD | 2021/02/13 00:00 | Cabal/Farah v Bublik/Golubev | 4-6,4-6 |
| Australian Open MD | 2021/02/12 03:00 | Caruso/Ruusuvuori v Bublik/Golubev | 6-7,5-7 |
| ATP Great Ocean Road Open MD | 2021/02/06 06:05 | Bublik/Golubev v Murray/Soares | 4-6,6-4,7-10 |
| ATP Antalya MD | 2021/01/10 12:45 | Bublik/Golubev v Chardy/Martin | 1-6,1-6 |
| ATP Antalya MD | 2021/01/08 10:20 | Bublik/Golubev v Goffin/Herbert | 6-3,0-6,12-10 |