Stadium: Court 5 Round: 25 Ground: Hardcourt outdoor
| US Open MD | 2021/09/03 00:15 | Klaasen/Mclachlan v Krueger/Mmoh | 6-4,6-7,7-6 |
| ATP Winston-Salem MD | 2021/08/24 01:20 | Klaasen/Mclachlan v Daniell M / Demoliner M | 3-6,6-4,4-10 |
| ATP Cincinnati MD | 2021/08/16 17:30 | 베할 A / 에스코발 G v Klaasen/Mclachlan | 4-6,6-3,10-8 |
| ATP Toronto MD | 2021/08/11 19:40 | Klaasen/Mclachlan v Koolhof/Krajicek | 4-6,6-7 |
| ATP Washington MD | 2021/08/08 18:00 | Klaasen/Mclachlan v Skupski/Venus | 7-6,6-4 |
| ATP Washington MD | 2021/08/07 19:00 | Daniell/Melo v Klaasen/Mclachlan | 4-6,5-7 |
| ATP Washington MD | 2021/08/03 23:10 | Klaasen/Mclachlan v 버브릭 알 / 골루베브 안 | 7-5,6-2 |
| Wimbledon MD | 2021/07/07 10:00 | Bolelli/Gonzalez v Klaasen/Mclachlan | 7-6,6-4,6-3 |
| US Open MD | 2021/09/03 17:15 | Gonzalez M / Molteni A v Haase/McDonald | 5-7,6-3,6-2 |
| ATP Stuttgart MD | 2021/06/12 10:00 | Demoliner M / Gonzalez S v Gonzalez M / Molteni A | 7-6,6-7,10-6 |
| ATP Stuttgart MD | 2021/06/11 10:30 | 베게만 A / 브라운 D v Gonzalez M / Molteni A | 7-6,4-6,6-10 |
| ATP Stuttgart MD | 2021/06/08 14:05 | Gonzalez M / Molteni A v Auger Aliassime/Monroe | 6-7,6-3,10-8 |
| ATP Cup, Playoffs | 2020/01/09 12:35 | Gonzalez M / Molteni A v 가바시빌리 테 / 크라브축 콘 | 6-7,4-6 |
| ATP Cup, Playoffs | 2020/01/08 12:15 | Dodig I / Mektic N v Gonzalez M / Molteni A | 6-3,3-6,2-10 |
| ATP Cup, Playoffs | 2020/01/06 11:25 | 마라츠 O / 멜저 J v Gonzalez M / Molteni A | 6-1,6-4 |
| ATP Cup, Playoffs | 2020/01/04 04:45 | Gonzalez M / Molteni A v 후르카츠 H / 쿠보트 L | 6-2,6-4 |