15.12.21 | 1st round | Juan Sebastian Osorio | Perry Gregg | Perry Gregg - walk over | | match details | M15 Cancun | Hard |
14.12.21 | qual. | Perry Gregg | Joshua Sheehy | 6-2, 6-4 | | match details |
13.12.21 | q 2 | Perry Gregg | Kevin Gonzalez | 6-3, 7-5 | | match details |
12.12.21 | q 1 | Perry Gregg | Lucca Pinto | 6-3, 6-4 | | match details |
06.12.21 | q 2 | Juan Sebastian Osorio | Perry Gregg | 3-6, 7-65, 10-8 | | match details | M15 Cancun | Hard |
05.12.21 | q 1 | Perry Gregg | Nicolas Esteban Rico Arias | 6-3, 6-4 | | match details |
04.12.21 | 2nd round | Isaiah Strode | Perry Gregg | 6-4, 3-6, 10-7 | | match details | M15 Cancun | Hard |
02.12.21 | 1st round | Perry Gregg | Makoto Ochi | 6-3, 6-4 | | match details |
30.11.21 | qual. | Perry Gregg | Jakub Wojcik | 6-3, 6-4 | | match details |
29.11.21 | q 2 | Perry Gregg | Vivien Versier | 4-6, 6-3, 10-3 | | match details |
28.11.21 | q 1 | Perry Gregg | Samuel Sanchez | 6-1, 6-4 | | match details |
24.11.21 | 1st round | Chad Kissell | Perry Gregg | 6-3, 7-63 | | match details | M15 Cancun | Hard |
27.09.21 | q 2 | Luis Britto | Perry Gregg | 3-6, 7-5, 10-4 | | match details | M15 Cancun | Hard |
26.09.21 | q 1 | Perry Gregg | Lucas Fuly | 6-1, 6-4 | | match details |
23.09.21 | 2nd round | Gerardo Lopez Villasenor | Perry Gregg | 7-64, 6-3 | | match details | M15 Cancun | Hard |
22.09.21 | 1st round | Perry Gregg | Julian Cundom | 6-1, 6-2 | | match details |
15.09.21 | 1st round | Martin Damm | Perry Gregg | 7-5, 6-0 | | match details | M15 Champaign | Hard |
15.09.21 | qual. | Perry Gregg | Osgar O'Hoisin | 6-2, 6-3 | | match details |
14.09.21 | q 1 | Perry Gregg | Parth Aggarwal | 6-2, 5-7, 10-2 | | match details |
01.08.21 | q 1 | Joshua Sheehy | Perry Gregg | 6-4, 7-5 | | match details | M15 Monastir | Hard |
26.07.21 | q 2 | Filiberto Fumagalli | Perry Gregg | 1-1, Perry Gregg - retired | | match details | M15 Monastir | Hard |
25.07.21 | q 1 | Perry Gregg | Ethan Terblanche | 6-1, 6-2 | | match details |
20.07.21 | 1st round | Santiago Rodriguez Taverna | Perry Gregg | 6-4, 1-6, 6-3 | | match details | M15 Monastir | Hard |
14.07.21 | 1st round | Jake Van Emburgh | Perry Gregg | 6-710, 7-610, 6-4 | | match details | M15 Monastir | Hard |
12.07.21 | q 2 | Perry Gregg | Valentino De Pellegrin | 6-1, 3-6, 12-10 | | match details |
12.07.21 | qual. | Perry Gregg | Alexandros Skorilas | 6-0, 6-3 | | match details |
11.07.21 | q 1 | Perry Gregg | Victor Krustev | 6-0, 7-62 | | match details |
08.07.21 | 2nd round | Cayetano March | Perry Gregg | 6-3, 3-6, 6-4 | | match details | M15 Monastir | Hard |
07.07.21 | 1st round | Perry Gregg | Imanol Lopez Morillo | 6-3, 3-6, 7-65 | | match details |
05.07.21 | qual. | Perry Gregg | Mark Mandlik | 6-4, 6-3 | | match details |
05.07.21 | q 2 | Perry Gregg | Connor Di Marco | 6-4, 6-4 | | match details |
04.07.21 | q 1 | Perry Gregg | Youssef Labbene | 6-1, 6-2 | | match details |
30.06.21 | 1st round | Alejo Lorenzo Lingua Lavallen | Perry Gregg | 6-4, 6-4 | | match details | M15 Monastir | Hard |
28.06.21 | q 2 | Perry Gregg | Noah Lopez | 3-6, 6-4, 10-6 | | match details |
28.06.21 | qual. | Perry Gregg | Keenan Mayo | 6-3, 6-75, 10-6 | | match details |
27.06.21 | q 1 | Perry Gregg | Mark Mandlik | 6-4, 2-6, 10-5 | | match details |
21.06.21 | qual. | Miles Jones | Perry Gregg | 6-4, 6-3 | | match details | M15 Monastir | Hard |
21.06.21 | q 2 | Perry Gregg | Alec Beckley | 6-1, 7-61 | | match details |
20.06.21 | q 1 | Perry Gregg | Giacomo Revelli | 7-66, 3-6, 10-8 | | match details |
14.06.21 | q 1 | Perry Gregg | Nicolas Bruna | 6-3, 2-6, 19-17 | | match details | M15 Monastir | Hard |
14.06.21 | qual. | Kody Pearson | Perry Gregg | 6-3, 7-65 | | match details |
14.06.21 | q 2 | Perry Gregg | Valentino De Pellegrin | 6-3, 6-3 | | match details |
01.06.21 | 1st round | Lukas Neumayer | Perry Gregg | 6-4, 6-2 | | match details | M15 Monastir | Hard |
24.05.21 | qual. | Yuta Kikuchi | Perry Gregg | 6-3, 6-1 | | match details | M15 Monastir | Hard |
24.05.21 | q 2 | Perry Gregg | Mubarak Shannan Zayid | 5-3, Mubarak Shannan Zayid - retired | | match details |
23.05.21 | q 1 | Perry Gregg | Luc Koenig | 6-3, 6-3 | | match details |
17.05.21 | q 2 | Perry Gregg | Riccardo Chessari | 6-3, 6-4 | | match details | M15 Monastir | Hard |
17.05.21 | qual. | Yuta Kikuchi | Perry Gregg | 6-2, 6-3 | | match details |
16.05.21 | q 1 | Perry Gregg | Mohamed Alaa Gourar | 6-0, 6-1 | | match details |
18.04.21 | q 1 | Agustin Velotti | Perry Gregg | 6-4, 6-3 | | match details | Tallahassee Challenger | Clay |
14.03.21 | q 1 | Alexis Galarneau | Perry Gregg | 6-1, 6-2 | | match details | Cleveland Challenger | I. hard |
07.01.21 | 2nd round | Kaichi Uchida | Perry Gregg | 6-4, 6-1 | | match details | M15 Monastir | Hard |
06.01.21 | 1st round | Perry Gregg | Brandon Stringfellow | 6-1, 6-4 | | match details |
04.01.21 | qual. | Perry Gregg | Edouard Villoslada | 3-6, 7-64, 10-5 | | match details |
03.01.21 | q 2 | Perry Gregg | Jose Pereira | 4-5, Jose Pereira - retired | | match details |
03.01.21 | q 1 | Perry Gregg | Goran Tufekcic | 6-1, 6-2 | | match details |