Joe Mairs
| Division | 18 |
| Home Town | Minneapolis, MN |
| USTA Section | Northern (NTA) |
| Singles Line | 88 |
| Singles Seed | 0 |
| Doubles Line | 105 |
| Doubles Seed | 0 |
2019
Boys 18 Singles
Main Draw
| Round | Players | Final Score |
|---|---|---|
| 1st Rd | Jaycer Lyeons def. Joe Mairs | 6-4, 6-4 |
Feed-In
| Round | Players | Final Score |
|---|---|---|
| 1st Rd | Joe Mairs def. Logan Chang | 6-3, 7-6(5) |
| 2nd Rd | Blake Kasday def. Joe Mairs | 6-2, 6-2 |
Boys 18 Doubles
Main Draw
| Round | Players | Final Score |
|---|---|---|
| 1st Rd | Marshall Leung / Joe Mairs def. Philip Bosman / George Green | 7-6(3), 6-2 |
| 2nd Rd | Ian Freer / Wally Thayne def. Marshall Leung / Joe Mairs | 6-2, 3-6, 1-0(8) |
2018
Boys 16 Doubles
Main Draw
| Round | Players | Final Score |
|---|---|---|
| 1st Rd | Joe Mairs / Gavin Young (25) def. Theodore Dean / Mason Fung | 6-3, 6-4 |
| 2nd Rd | Joe Mairs / Gavin Young (25) def. Kieran Foster / Spencer Johnson | 6-3, 6-1 |
| 3rd Rd | Keshav Chopra / Maxwell McKennon (1) def. Joe Mairs / Gavin Young (25) | 6-2, 6-3 |
Boys 16 Singles
Main Draw
| Round | Players | Final Score |
|---|---|---|
| 1st Rd | Jack Truwit def. Joe Mairs | 2-6, 7-6(5), 6-4 |
Feed-In
| Round | Players | Final Score |
|---|---|---|
| 1st Rd | Benjamin Koch (33) def. Joe Mairs | 6-1, 7-6(1) |
2017
Boys 16 Singles
Feed-In
| Round | Players | Final Score |
|---|---|---|
| 1st Rd | Bye | Automatic Advance |
| 2nd Rd | Niroop Vallabhaneni def. Joe Mairs | 6-4, 6-4 |
Main Draw
| Round | Players | Final Score |
|---|---|---|
| 1st Rd | Ryan Bernstine def. Joe Mairs | 1-6, 7-5, 6-0 |
Boys 16 Doubles
Main Draw
| Round | Players | Final Score |
|---|---|---|
| 1st Rd | Hunter Hootman / Joe Mairs def. Koichiro Inada / Hayden Postin | 6-4, 4-6, 1-0(6) |
| 2nd Rd | Robert Cash / Ryder Jackson (1) def. Hunter Hootman / Joe Mairs | 6-2, 6-1 |