Stadium: Court 11 Round: 25 Ground: Hardcourt outdoor
| US Open MD | 2021/09/01 20:25 | Galloway R / Lawson A v Coria/Mager | 6-1,6-3 |
| Challenger Cordenons MD | 2021/08/04 09:00 | Aragone/Barrientos v Galloway R / Lawson A | 6-4,6-4 |
| Challenger Segovia MD | 2021/07/31 13:00 | Galloway R / Lawson A v Aragone/Barrientos | 7-6,6-4 |
| Challenger Segovia MD | 2021/07/30 11:20 | Galloway R / Lawson A v Vervoort/Zeballos | 6-3,6-4 |
| Challenger Segovia MD | 2021/07/28 12:15 | Galloway R / Lawson A v Fallert F / Moreno de Alboran N | 6-4,6-4 |
| ATP Gstaad MD | 2021/07/22 15:30 | Paire/Rinderknech v Galloway R / Lawson A | 7-5,6-4 |
| ATP Gstaad MD | 2021/07/20 09:30 | Molchanov D / Nedovyesov A v Galloway R / Lawson A | 7-5,5-7,7-10 |
| ATP Newport MD | 2021/07/13 18:00 | Galloway R / Lawson A v Bublik/Novikov | 6-4,6-7,8-10 |
| US Open MD | 2021/09/03 17:00 | Karatsev/Nedovyesov v Koolhof/Jean-Julien Rojer | 6-7,1-6 |
| Olympics 2020 - MD | 2021/07/24 02:00 | Koolhof/Jean-Julien Rojer v Gille/Vliegen | 6-3,7-6 |
| Wimbledon MD | 2021/07/01 17:00 | Koolhof/Jean-Julien Rojer v Glasspool/Heliovaara | 7-5,3-6,4-6 |
| ATP Halle MD | 2021/06/17 10:35 | Koolhof/Jean-Julien Rojer v Auger-Aliassime F / Hurkacz H | 6-7,3-6 |
| Open de France - Doubles Hommes | 2021/06/05 12:25 | Koolhof/Jean-Julien Rojer v Bublik A / Golubev A | 6-7,6-3,4-6 |
| Open de France - Doubles Hommes | 2021/06/04 11:25 | Koolhof/Jean-Julien Rojer v Koepfer/Ruusuvuori | 6-4,7-6 |
| Open de France - Doubles Hommes | 2021/06/01 12:45 | Koolhof/Jean-Julien Rojer v Krajinovic F / Lajovic D | 6-4,4-6,6-2 |
| ATP - Rome - Doubles Hommes | 2021/05/14 08:00 | Arevalo/Middelkoop v Koolhof/Jean-Julien Rojer | 2-6,7-6,10-5 |