1‑Nov‑2021 | Charlottesville CH | Hard | Q1 | 430 | 303 | (3)Malek Jaziri [TUN] d. Kelly | 6-1 4-6 6-1 | | 0.71 | 3.2% | 4.8% | 53.2% | 57.6% | 55.2% | 3/8 | |
25‑Oct‑2021 | Las Vegas CH | Hard | R16 | 463 | 217 | Mikael Torpegaard [DEN] d. (Q)Kelly | 6-2 6-3 | | 0.61 | 7.4% | 1.9% | 61.1% | 54.5% | 28.6% | 7/12 | 1:10 |
25‑Oct‑2021 | Las Vegas CH | Hard | R32 | 463 | | (Q)Kelly d. (WC)Christopher Bulus [NGR] | 6-3 6-2 | | 1.34 | 2.8% | 4.2% | 64.8% | 76.1% | 40.0% | 10/11 | 1:36 |
25‑Oct‑2021 | Las Vegas CH | Hard | Q2 | 463 | 374 | Kelly d. (7)Aidan Mchugh [GBR] | 6-4 6-3 | | 1.63 | 8.9% | 0.0% | 67.9% | 76.3% | 77.8% | 1/1 | 1:23 |
25‑Oct‑2021 | Las Vegas CH | Hard | Q1 | 463 | 301 | Kelly d. (2)Malek Jaziri [TUN] | 6-1 6-2 | | 1.47 | 8.1% | 4.8% | 72.6% | 64.4% | 64.7% | 5/5 | 1:09 |
20‑Sep‑2021 | Columbus CH | Hard | R16 | 376 | 295 | Nicolas Mejia [COL] d. (Alt)Kelly | 6-4 0-6 6-2 | | 0.96 | 10.4% | 5.2% | 70.1% | 72.2% | 39.1% | 7/10 | 1:59 |
20‑Sep‑2021 | Columbus CH | Hard | R32 | 376 | 124 | (Alt)Kelly d. (2)Salvatore Caruso [ITA] | 6-2 3-0 RET | | 2.18 | 6.5% | 3.2% | 67.7% | 81.0% | 50.0% | 0/1 | 0:49 |
13‑Sep‑2021 | Cary 2 CH | Hard | R16 | 391 | 182 | (6)Mitchell Krueger [USA] d. Kelly | 6-4 6-4 | | 0.33 | 7.0% | 5.3% | 54.4% | 80.6% | 50.0% | 1/3 | 1:13 |
13‑Sep‑2021 | Cary 2 CH | Hard | R32 | 391 | 296 | Kelly d. Nicolas Mejia [COL] | 6-4 6-4 | | 1.19 | 4.5% | 6.0% | 56.7% | 68.4% | 55.2% | 6/8 | 1:41 |
16‑Aug‑2021 | Luedenscheid CH | Clay | Q2 | 365 | 381 | Matteo Martineau [FRA] d. Kelly | 6-2 6-3 | | 0.67 | 5.2% | 10.3% | 63.8% | 56.8% | 33.3% | 5/10 | 1:16 |
16‑Aug‑2021 | Luedenscheid CH | Clay | Q1 | 365 | 982 | Kelly d. (Alt)Stephane Robert [FRA] | 6-2 6-2 | | 1.58 | 5.7% | 1.9% | 56.6% | 73.3% | 47.8% | 4/6 | |
2‑Aug‑2021 | M25 Wetzlar | Clay | R16 | 365 | 766 | (WC)Constantin Schmitz [GER] d. (3)Kelly | 6-2 6-1 | | | | | | | | | |
2‑Aug‑2021 | M25 Wetzlar | Clay | R32 | 365 | 851 | (3)Kelly d. (Q)Gabriel Alejandro Hidalgo [ARG] | 6-7(3) 6-2 6-4 | | | | | | | | | |
5‑Jul‑2021 | Braunschweig CH | Clay | R32 | 360 | 441 | (LL)Benjamin Hassan [GER] d. (Q)Kelly | 6-4 7-6(7) | | 0.74 | 2.5% | 0.0% | 75.9% | 66.7% | 57.9% | 6/7 | 1:40 |
5‑Jul‑2021 | Braunschweig CH | Clay | Q2 | 360 | 443 | (7)Kelly d. Diego Hidalgo [ECU] | 6-3 6-7(3) 6-3 | | 1.08 | 5.8% | 6.7% | 63.5% | 68.2% | 47.4% | 5/8 | |
5‑Jul‑2021 | Braunschweig CH | Clay | Q1 | 360 | 923 | (7)Kelly d. (PR)Matteo Donati [ITA] | 6-1 3-0 RET | | 2.65 | 11.1% | 3.7% | 66.7% | 94.4% | 44.4% | 0/0 | |
28‑Jun‑2021 | M25 The Hague | Clay | R16 | 360 | 489 | Marko Tepavac [SRB] d. (8)Kelly | 7-6(4) 6-3 | | | | | | | | | |
28‑Jun‑2021 | M25 The Hague | Clay | R32 | 360 | 798 | (8)Kelly d. (Q)Guy Den Heijer [NED] | 6-1 6-4 | | | | | | | | | |
21‑Jun‑2021 | M25 Montauban | Clay | R16 | 363 | 707 | (SE)Valentin Royer [FRA] d. (2)Kelly | 7-6(4) 6-2 | | | | | | | | | |
21‑Jun‑2021 | M25 Montauban | Clay | R32 | 363 | 1411 | (2)Kelly d. (Q)Loris Pourroy [FRA] | 6-4 6-4 | | | | | | | | | |
7‑Jun‑2021 | Orlando 2 CH | Hard | R32 | 381 | 200 | (7)Guido Andreozzi [ARG] d. (Q)Kelly | 4-6 6-4 7-5 | | 1.00 | 6.6% | 3.8% | 65.1% | 65.2% | 48.6% | 10/15 | 2:52 |
7‑Jun‑2021 | Orlando 2 CH | Hard | Q2 | 381 | 382 | Kelly d. Sekou Bangoura [USA] | 7-6(2) 6-3 | | 1.23 | 5.7% | 5.7% | 65.7% | 71.7% | 45.8% | 8/11 | 2:08 |
7‑Jun‑2021 | Orlando 2 CH | Hard | Q1 | 381 | 370 | Kelly d. (8)Michael Redlicki [USA] | 6-2 6-1 | | 1.67 | 9.3% | 1.9% | 61.1% | 60.6% | 61.9% | 5/7 | 1:17 |
31‑May‑2021 | Little Rock CH | Hard | R16 | 381 | 453 | (WC)Oliver Crawford [GBR] d. (Q)Kelly | 6-4 6-1 | | 0.64 | 6.3% | 10.4% | 62.5% | 66.7% | 27.8% | 3/7 | 1:12 |
31‑May‑2021 | Little Rock CH | Hard | R32 | 381 | 360 | (Q)Kelly d. (Alt)Nick Chappell [USA] | 6-1 7-5 | | 1.32 | 1.5% | 2.9% | 54.4% | 70.3% | 58.1% | 3/4 | 1:39 |
31‑May‑2021 | Little Rock CH | Hard | Q2 | 381 | 521 | (5)Kelly d. (Alt)Gage Brymer [USA] | 6-2 6-1 | | 1.76 | 9.3% | 3.7% | 61.1% | 78.8% | 57.1% | 4/4 | 1:09 |
31‑May‑2021 | Little Rock CH | Hard | Q1 | 381 | 655 | (5)Kelly d. (WC)Patrick Kypson [USA] | 4-6 6-3 6-2 | | 1.04 | 13.0% | 5.0% | 55.0% | 70.9% | 44.4% | 9/12 | 2:13 |
17‑May‑2021 | M25 Pensacola FL | Clay | R16 | 381 | 364 | (8)Adrian Andreev [BUL] d. Kelly | 6-2 6-2 | | | | | | | | | |
17‑May‑2021 | M25 Pensacola FL | Clay | R32 | 381 | 569 | Kelly d. Alejandro Gomez Gb42 [COL] | 6-4 6-4 | | | | | | | | | |