Stadium: Cancha 7 Leguas Round: 26 Ground: Hardcourt outdoor
| Challenger Knoxville MD | 2021/11/12 22:30 | Hach Verdugo H / Reyes-Varela M v King/Reese | 6-3,5-7,10-2 |
| Challenger Knoxville MD | 2021/11/11 22:30 | King/Reese v Sandgren/Torpegaard | 7-6,4-6,14-12 |
| Challenger Knoxville MD | 2021/11/10 22:35 | King/Reese v Marrero/Uchiyama | 7-6,6-4 |
| US Open MD | 2021/09/05 19:05 | King/Reese v Ebden/Purcell | 4-6,4-6 |
| US Open MD | 2021/09/03 18:25 | King/Reese v Inglot D / Krajicek A | 7-6,6-4 |
| US Open MD | 2021/09/02 21:10 | Kubot L / Melo M v King/Reese | 6-7,4-6 |
| Challenger Milan MD | 2021/06/23 13:15 | King/Reese v Bonadio/Gabashvili | 6-7,6-7 |
| ATP Halle MD | 2021/06/12 16:10 | King/Reese v Masur D / Molleker R | 4-6,6-7 |