13‑Dec‑2021 | Maia 2 CH | Clay | R32 | 353 | 388 | (Alt)Elliot Benchetrit [FRA] d. Gautier | 6-2 6-2 | | 0.74 | 5.3% | 12.3% | 49.1% | 64.3% | 41.4% | 3/7 | 1:14 |
15‑Nov‑2021 | Pau CH | Hard | Q1 | 354 | 487 | (Alt)Benjamin Lock [ZIM] d. (3)Gautier | 6-3 6-4 | | 0.71 | 13.8% | 4.6% | 58.5% | 73.7% | 37.0% | 7/10 | 1:16 |
8‑Nov‑2021 | Roanne CH | Hard | Q1 | 353 | 516 | (WC)Luca Van Assche [FRA] d. (4)Gautier | 6-3 2-6 6-2 | | 0.96 | 5.8% | 1.4% | 53.6% | 75.7% | 53.1% | 2/5 | 1:42 |
1‑Nov‑2021 | Tenerife CH | Hard | Q2 | 353 | 424 | Vladyslav Orlov [UKR] d. (4)Gautier | 7-5 6-0 | | 0.71 | 13.8% | 0.0% | 51.7% | 70.0% | 28.6% | 5/10 | 1:33 |
1‑Nov‑2021 | Tenerife CH | Hard | Q1 | 353 | 929 | (4)Gautier d. (WC)Adria Soriano Barrera [ESP] | 7-5 4-6 7-5 | | 1.05 | 3.0% | 3.0% | 58.0% | 75.9% | 45.2% | 3/7 | |
18‑Oct‑2021 | Bogota CH | Clay | R32 | 337 | 287 | Matheus Pucinelli De Almeida [BRA] d. Gautier | 6-2 6-1 | | 0.52 | 6.6% | 11.5% | 41.0% | 60.0% | 44.4% | 7/11 | 1:11 |
11‑Oct‑2021 | Santiago 2 CH | Clay | Q1 | 349 | 1275 | (Alt)Daniel Antonio Nunez [CHI] d. (1)Gautier | 6-7(3) 6-0 0-0 RET | | 0.80 | 3.2% | 6.5% | 45.2% | 57.1% | 55.9% | 2/5 | |
4‑Oct‑2021 | Santiago 1 CH | Clay | R16 | 349 | 109 | (2)Francisco Cerundolo [ARG] d. (Q)Gautier | 6-4 6-2 | | 0.67 | 0.0% | 5.4% | 58.9% | 63.6% | 39.1% | 2/6 | 1:18 |
4‑Oct‑2021 | Santiago 1 CH | Clay | R32 | 349 | 315 | (Q)Gautier d. Matheus Pucinelli De Almeida [BRA] | 4-6 6-1 6-3 | | 1.26 | 2.2% | 3.2% | 51.6% | 70.8% | 55.6% | 8/10 | 2:22 |
4‑Oct‑2021 | Santiago 1 CH | Clay | Q2 | 349 | 435 | (1)Gautier d. (7)Mathieu Perchicot [FRA] | 6-2 6-7(0) 6-0 | | 1.44 | 1.3% | 2.5% | 47.5% | 86.8% | 45.2% | 3/5 | |
4‑Oct‑2021 | Santiago 1 CH | Clay | Q1 | 349 | 633 | (1)Gautier d. (Alt)Rafael Matos [BRA] | 6-3 6-2 | | 1.55 | 7.4% | 9.3% | 55.6% | 70.0% | 58.3% | 2/4 | |
27‑Sep‑2021 | Lima 1 CH | Clay | Q1 | 351 | 764 | (Alt)Nicolas Barrientos [COL] d. (2)Gautier | 6-0 6-0 | | 0.46 | 2.9% | 11.4% | 48.6% | 52.9% | 11.1% | 1/7 | 0:47 |
20‑Sep‑2021 | Ambato CH | Clay | QF | 380 | 269 | Facundo Mena [ARG] d. (LL)Gautier | 7-6(7) 6-4 | | 0.50 | 13.8% | 5.0% | 51.2% | 75.6% | 48.7% | 5/7 | 1:29 |
20‑Sep‑2021 | Ambato CH | Clay | R16 | 380 | 122 | (LL)Gautier d. (2)Andrej Martin [SVK] | 6-3 7-6(1) | | 1.24 | 8.2% | 6.8% | 56.2% | 78.0% | 37.5% | 1/4 | 1:44 |
20‑Sep‑2021 | Ambato CH | Clay | R32 | 380 | 335 | (LL)Gautier d. (SE)Gonzalo Lama [CHI] | 6-4 6-7(7) 6-3 | | 1.34 | 24.3% | 5.6% | 59.8% | 81.3% | 53.5% | 4/5 | 2:24 |
20‑Sep‑2021 | Ambato CH | Clay | Q2 | 380 | 563 | Alejandro Gomez Gb42 [COL] d. (2)Gautier | 7-6(7) 6-4 | | 0.75 | 18.8% | 2.9% | 58.0% | 85.0% | 62.1% | 1/2 | 1:26 |
20‑Sep‑2021 | Ambato CH | Clay | Q1 | 380 | | (2)Gautier d. (Alt)Alexander Merino [PER] | 6-3 6-1 | | 4.50 | 36.1% | 0.0% | 69.4% | 96.0% | 72.7% | 0/0 | 0:58 |
13‑Sep‑2021 | Quito CH | Clay | SF | 444 | 322 | (6)Facundo Mena [ARG] d. (Q)Gautier | 6-2 4-6 6-2 | | 0.78 | 8.8% | 7.7% | 53.8% | 67.3% | 42.9% | 14/19 | 1:47 |
13‑Sep‑2021 | Quito CH | Clay | QF | 444 | 454 | (Q)Gautier d. Mathieu Perchicot [FRA] | 6-4 6-3 | | 1.15 | 18.8% | 4.7% | 45.3% | 79.3% | 60.0% | 4/4 | 1:23 |
13‑Sep‑2021 | Quito CH | Clay | R16 | 444 | 156 | (Q)Gautier d. (2)Emilio Gomez [ECU] | 7-5 7-6(2) | | 1.14 | 14.1% | 4.7% | 54.1% | 82.6% | 46.2% | 1/2 | 1:57 |
13‑Sep‑2021 | Quito CH | Clay | R32 | 444 | 409 | (Q)Gautier d. Johan Nikles [SUI] | 6-0 6-4 | | 1.61 | 8.5% | 6.8% | 49.2% | 86.2% | 46.7% | 6/7 | 1:12 |
13‑Sep‑2021 | Quito CH | Clay | Q1 | 444 | 924 | (1)Gautier d. Alejandro Mendoza [BOL] | 6-1 6-0 | | 2.11 | 19.0% | 11.9% | 42.9% | 88.9% | 58.3% | 3/3 | 1:00 |
23‑Aug‑2021 | M15 Huy | Clay | QF | 498 | 1080 | (1)Gautier d. Deney Wassermann [NED] | 6-1 6-4 | | | | | | | | | |
23‑Aug‑2021 | M15 Huy | Clay | R16 | 498 | 804 | (1)Gautier d. Nathan Seateun [FRA] | 6-2 6-3 | | | | | | | | | |
23‑Aug‑2021 | M15 Huy | Clay | R32 | 498 | 2103 | (1)Gautier d. (WC)Romain Faucon [BEL] | 6-0 1-0 RET | | | | | | | | | |
16‑Aug‑2021 | M15 Pescara | Clay | F | 498 | 608 | (1)Gautier d. (3)Arthur Reymond [FRA] | 6-4 6-4 | | | | | | | | | |
16‑Aug‑2021 | M15 Pescara | Clay | SF | 498 | 726 | (1)Gautier d. (8)Emiliano Maggioli [ITA] | 6-2 6-1 | | | | | | | | | |
16‑Aug‑2021 | M15 Pescara | Clay | QF | 498 | 1521 | (1)Gautier d. (Q)Gian Marco Ortenzi [ITA] | 6-2 2-6 6-3 | | | | | | | | | |
16‑Aug‑2021 | M15 Pescara | Clay | R16 | 498 | 829 | (1)Gautier d. Alessandro Ingarao [ITA] | 6-3 6-4 | | | | | | | | | |
16‑Aug‑2021 | M15 Pescara | Clay | R32 | 498 | 911 | (1)Gautier d. Gabriele Maria Noce [ITA] | 6-4 6-2 | | | | | | | | | |
9‑Aug‑2021 | M25 Frankfurt am Main | Clay | R32 | 509 | 592 | Daniel Dutra Da Silva [BRA] d. Gautier | 6-0 6-3 | | | | | | | | | |
2‑Aug‑2021 | M15 Xativa | Clay | SF | 514 | 1251 | (Q)Inaki Montes De La Torre [ESP] d. (1)Gautier | 6-2 3-6 6-4 | | | | | | | | | |
2‑Aug‑2021 | M15 Xativa | Clay | QF | 514 | 743 | (1)Gautier d. Benjamin Winter Lopez [ESP] | 6-3 7-5 | | | | | | | | | |
2‑Aug‑2021 | M15 Xativa | Clay | R16 | 514 | | (1)Gautier d. (WC)Miguel Perez Pena [ESP] | 2-6 6-1 6-3 | | | | | | | | | |
2‑Aug‑2021 | M15 Xativa | Clay | R32 | 514 | 1028 | (1)Gautier d. (Q)Albert Roglan [ESP] | 6-4 7-6(4) | | | | | | | | | |
12‑Jul‑2021 | Iasi CH | Clay | Q1 | 493 | 534 | Alexandar Lazarov [BUL] d. (7)Gautier | 7-6(3) 2-0 RET | | 0.79 | 7.0% | 10.5% | 49.1% | 64.3% | 44.8% | 6/8 | 1:32 |
5‑Jul‑2021 | M25 Velenje | Clay | R32 | 493 | 511 | Alexander Shevchenko [KAZ] d. (7)Gautier | 6-3 6-4 | | | | | | | | | |
14‑Jun‑2021 | M25 Grasse | Clay | R16 | 502 | 399 | (6)Miljan Zekic [SRB] d. Gautier | 6-3 6-3 | | | | | | | | | |
14‑Jun‑2021 | M25 Grasse | Clay | R32 | 502 | 468 | Gautier d. Pol Martin Tiffon [ESP] | 6-3 6-2 | | | | | | | | | |
7‑Jun‑2021 | M15 Skopje | Clay | SF | 548 | 556 | (8)Alexandar Lazarov [BUL] d. (7)Gautier | 6-4 6-3 | | | | | | | | | |
7‑Jun‑2021 | M15 Skopje | Clay | QF | 548 | 596 | (7)Gautier d. Daniele Capecchi [ITA] | 6-2 6-2 | | | | | | | | | |
7‑Jun‑2021 | M15 Skopje | Clay | R16 | 548 | | (7)Gautier d. (WC)Obrad Markovski [MKD] | 6-4 6-3 | | | | | | | | | |
31‑May‑2021 | M15 Skopje | Clay | F | 548 | 690 | (6)Gautier d. Ryan Nijboer [NED] | 6-2 3-6 6-2 | | | | | | | | | |
31‑May‑2021 | M15 Skopje | Clay | SF | 548 | 410 | (6)Gautier d. (1)Miljan Zekic [SRB] | 3-6 6-4 6-4 | | | | | | | | | |
31‑May‑2021 | M15 Skopje | Clay | QF | 548 | 1351 | (6)Gautier d. (Q)Oscar Moraing [GER] | 6-0 6-0 | | | | | | | | | |
31‑May‑2021 | M15 Skopje | Clay | R16 | 548 | 803 | (6)Gautier d. (Q)Nicolo Turchetti [ITA] | 7-6(1) 6-2 | | | | | | | | | |
31‑May‑2021 | M15 Skopje | Clay | R32 | 548 | 658 | (6)Gautier d. Robin Stanek [CZE] | 6-4 7-6(6) | | | | | | | | | |
24‑May‑2021 | M15 Bucharest | Clay | SF | 543 | 587 | Dragos Nicolae Madaras [ROU] d. (8)Gautier | 6-0 7-6(8) | | | | | | | | | |
24‑May‑2021 | M15 Bucharest | Clay | QF | 543 | 652 | (8)Gautier d. (Q)Nicolae Frunza [ROU] | 6-3 6-4 | | | | | | | | | |
24‑May‑2021 | M15 Bucharest | Clay | R16 | 543 | 955 | (8)Gautier d. (Q)Simon Beaupain [BEL] | 6-3 6-1 | | | | | | | | | |
24‑May‑2021 | M15 Bucharest | Clay | R32 | 543 | 581 | (8)Gautier d. Simon Carr [IRL] | 6-1 6-1 | | | | | | | | | |
10‑May‑2021 | M15 Troisdorf | Clay | R32 | 543 | 755 | (LL)Remy Bertola [SUI] d. Gautier | 6-3 7-6(7) | | | | | | | | | |
19‑Apr‑2021 | M15 Sibenik | Clay | R32 | 543 | 891 | Duje Kekez [CRO] d. (8)Gautier | 6-4 7-6(5) | | | | | | | | | |
29‑Mar‑2021 | M25 Biel | Hard | QF | 555 | 306 | (5)Jiri Lehecka [CZE] d. (Q)Gautier | 7-6(5) 6-7(3) 6-3 | | | | | | | | | |
29‑Mar‑2021 | M25 Biel | Hard | R16 | 555 | 288 | (Q)Gautier d. (3)Evgeny Karlovskiy [RUS] | 6-4 7-5 | | | | | | | | | |
29‑Mar‑2021 | M25 Biel | Hard | R32 | 555 | 551 | (Q)Gautier d. (Q)Mick Veldheer [NED] | 6-4 6-0 | | | | | | | | | |
15‑Mar‑2021 | M15 Poitiers | Hard | R16 | 553 | 755 | (Q)Jaimee Floyd Angele [FRA] d. (7)Gautier | 7-5 6-3 | | | | | | | | | |
15‑Mar‑2021 | M15 Poitiers | Hard | R32 | 553 | 881 | (7)Gautier d. (Q)Louis Dussin [FRA] | 6-3 6-2 | | | | | | | | | |
22‑Feb‑2021 | M15 Monastir | Hard | F | 570 | 636 | (Q)Stuart Parker [GBR] d. (7)Gautier | 3-6 7-5 6-3 | | | | | | | | | |
22‑Feb‑2021 | M15 Monastir | Hard | SF | 570 | 623 | (7)Gautier d. Oliver Crawford [GBR] | 6-3 6-3 | | | | | | | | | |
22‑Feb‑2021 | M15 Monastir | Hard | QF | 570 | 747 | (7)Gautier d. (Q)Omar Giacalone [ITA] | 4-6 6-4 7-6(3) | | | | | | | | | |
22‑Feb‑2021 | M15 Monastir | Hard | R16 | 570 | 658 | (7)Gautier d. (WC)Moez Echargui [TUN] | 6-3 3-6 6-3 | | | | | | | | | |
22‑Feb‑2021 | M15 Monastir | Hard | R32 | 570 | 644 | (7)Gautier d. Naoki Tajima [JPN] | 7-5 6-4 | | | | | | | | | |
15‑Feb‑2021 | M15 Monastir | Hard | R32 | 573 | 695 | Naoki Nakagawa [JPN] d. (6)Gautier | 4-6 6-4 6-3 | | | | | | | | | |
8‑Feb‑2021 | M15 Monastir | Hard | R16 | 573 | 836 | Juan Bautista Torres [ARG] d. Gautier | 6-3 6-4 | | | | | | | | | |
8‑Feb‑2021 | M15 Monastir | Hard | R32 | 573 | 409 | Gautier d. (4)Christopher Heyman [BEL] | 6-1 7-6(6) | | | | | | | | | |
1‑Feb‑2021 | M15 Monastir | Hard | R32 | 574 | | (8)Mateus Alves [BRA] d. Gautier | 7-6(4) 6-3 | | | | | | | | | |
18‑Jan‑2021 | M15+H Bressuire | Hard | R32 | 573 | 618 | (Q)Tak Khunn Wang [FRA] d. (WC)Gautier | 6-3 5-7 7-6(5) | | | | | | | | | |