Head to Head includes singles and doubles results.
| 05/02/22 | John Tiernan over David Dahl | 6-4; 6-4 | |
| 03/20/22 | John Tiernan over David Dahl | 6-2; 6-3 | |
| 10/10/21 | David Dahl over John Tiernan | 2-6; 6-3; 6-4 | |
| 09/12/21 | John Tiernan over David Dahl | 4-6; 6-1; 7-6 |
