Stadium: Court 2 Round: 28 Ground: Grass
| ATP Eastbourne - Herredouble | 2021/06/24 10:00 | Mektic/Pavic v Bopanna/Sharan | 6-3,7-6 |
| ATP Eastbourne - Herredouble | 2021/06/23 11:10 | Mektic/Pavic v Behar/Escobar | 7-6,7-6 |
| ATP Queens - Herredouble | 2021/06/17 15:40 | Mektic/Pavic v Opelka/Peers | 1-6,2-6 |
| ATP Queens - Herredouble | 2021/06/16 14:20 | Mektic/Pavic v Lopez/Sinner | 7-6,7-5 |
| ATP Rome - Herredouble | 2021/05/16 13:00 | Ram/Salisbury v Mektic/Pavic | 4-6,6-7 |
| ATP Rome - Herredouble | 2021/05/15 12:30 | Peers/Venus v Mektic/Pavic | 6-7,6-7 |
| ATP Rome - Herredouble | 2021/05/14 10:00 | Mannarino/Paire v Mektic/Pavic | 4-6,2-6 |
| ATP Rome - Herredouble | 2021/05/13 09:55 | Daniell/Oswald v Mektic/Pavic | 6-7,6-7 |
| ATP Eastbourne - Herredouble | 2021/06/23 14:00 | Purcell/Saville v Glasspool/Heliovaara | 2-6,3-6 |
| Challenger Nottingham - Herredouble | 2021/06/10 11:35 | Glasspool/Heliovaara v Ebden/Smith | 4-6,2-6 |
| Challenger Nottingham - Herredouble | 2021/06/09 10:00 | Glasspool/Heliovaara v Gray/Parker | 6-2,6-3 |
| Challenger Roma - Herredouble | 2021/04/22 10:45 | Galloway/Lawson v Glasspool/Heliovaara | 6-7,6-3,10-8 |
| Challenger Belgrade - Herredouble | 2021/04/14 13:35 | Glasspool/Heliovaara v Sitak/Vega Hernandez | 6-2,4-6,5-10 |
| ATP Marseille - Herredouble | 2021/03/14 10:45 | Glasspool/Heliovaara v Arends/Pel | 7-5,7-6 |
| ATP Marseille - Herredouble | 2021/03/13 17:10 | Glasspool/Heliovaara v Ebden/Reid | 6-2,6-3 |
| ATP Marseille - Herredouble | 2021/03/11 15:30 | Skupski/Skupski v Glasspool/Heliovaara | 6-2,4-6,8-10 |