Stadium: Court 1 Round: 26 Ground: Hardcourt indoor
| ATP St Petersburg MD | 2021/10/28 14:00 | Daniell/Demoliner v Fritz/Paul | 6-0,3-6,10-7 |
| ATP St Petersburg MD | 2021/10/27 13:20 | Behar/Escobar v Fritz/Paul | 4-6,5-7 |
| ATP San Diego MD | 2021/10/01 21:40 | Fritz/Paul v Peers/Polasek | 4-6,7-6,7-10 |
| ATP San Diego MD | 2021/09/29 19:55 | Daniell/Venus v Fritz/Paul | 4-6,3-6 |
| ATP Cagliari MD | 2021/04/08 11:35 | Fritz/Paul v Bolelli/Molteni | 0-6,2-6 |
| ATP Cagliari MD | 2021/04/06 12:30 | Jebavy/Zelenay v Fritz/Paul | 6-2,3-6,8-10 |
| ATP Hamburg MD | 2020/09/19 14:45 | Fritz/Paul v Albot/Qureshi | 4-6,7-6,5-10 |
| ATP Delray Beach MD | 2020/02/20 22:20 | Fritz/Paul v Cacic/Nys | 6-7,4-6 |