Stadium: Court Cascais Round: 27 Ground: Clay
| ATP Estoril - Herrdubbel | 2021/04/27 11:40 | Silva/Sousa v Monroe/Tiafoe | 4-6,2-6 |
| ATP Miami - Herrdubbel | 2021/03/27 17:50 | Monroe/Tiafoe v Evans/Skupski | 6-7,2-6 |
| Australian Open - Herrdubbel | 2021/02/14 04:20 | Monroe/Tiafoe v Daniell/Oswald | 3-6,5-7 |
| Australian Open - Herrdubbel | 2021/02/13 05:15 | Monroe/Tiafoe v Pospisil/Shapovalov | 2-6,7-6,6-2 |
| Australian Open - Herrdubbel | 2021/02/11 04:25 | Granollers/Zeballos v Monroe/Tiafoe | 5-7,4-6 |
| ATP Murray River Open - Herrdubbel | 2021/02/05 08:15 | Melo/Tecau v Monroe/Tiafoe | 7-6,6-2 |
| ATP Murray River Open - Herrdubbel | 2021/02/02 09:50 | Kyrgios/Reid v Monroe/Tiafoe | 5-7,4-6 |
| ATP Delray Beach - Herrdubbel | 2021/01/10 22:05 | Monroe/Tiafoe v McDonald/Paul | 3-6,1-6 |
| ATP Estoril - Herrdubbel | 2021/04/28 11:00 | Bolelli/Gonzalez v Klaasen/Mclachlan | 2-6,3-6 |
| ATP Belgrad - Herrdubbel | 2021/04/20 15:25 | Sabanov/Sabanov v Klaasen/Mclachlan | 6-4,6-2 |
| ATP Monte Carlo - Herrdubbel | 2021/04/16 15:15 | Evans/Skupski v Klaasen/Mclachlan | 1-6,7-6,10-4 |
| ATP Monte Carlo - Herrdubbel | 2021/04/14 15:15 | Klaasen/Mclachlan v Ram/Salisbury | 6-7,6-3,10-5 |
| ATP Monte Carlo - Herrdubbel | 2021/04/13 11:00 | De Minaur/Peers v Klaasen/Mclachlan | 6-7,6-3,9-11 |
| ATP Miami - Herrdubbel | 2021/03/27 19:45 | Klaasen/Mclachlan v Demoliner/Gonzalez | 3-6,4-6 |
| ATP Acapulco - Herrdubbel | 2021/03/18 00:00 | Herbert/Mahut v Klaasen/Mclachlan | 6-4,6-4 |
| ATP Santiago - Herrdubbel | 2021/03/12 15:00 | Klaasen/Mclachlan v Bolelli/Gonzalez | 4-6,4-6 |