| Challenger Morelos | 04/29 18:00 | 27 | [333] Roberto Quiroz v Jay Clarke [191] | 3-6,4-6 | |
| Challenger Morelos | 04/28 20:00 | 26 | [414] Elmar Ejupovic v Jay Clarke [191] | 7-6,3-6,6-7 | |
| Challenger Morelos | 04/26 23:25 | 25 | [323] Viktor Durasovic v Jay Clarke [191] | 4-6,7-5,3-6 | |
| Challenger Aguascalientes | 04/20 17:35 | 26 | [288] Arthur Cazaux v Jay Clarke [192] | 4-6,6-4,6-1 | |
| Challenger Aguascalientes | 04/18 21:50 | 25 | [250] Yuichi Sugita v Jay Clarke [192] | 7-5,5-7,0-6 | |
| Challenger San Luis Potosi | 04/14 19:00 | 26 | [170] Jay Clarke v Felipe Meligeni Rodrigues Alves [199] | 4-6,0-6 | |
| Challenger San Luis Potosi | 04/12 19:35 | 25 | [170] Jay Clarke v Matias Zukas [455] | 6-3,6-4 | |
| Challenger Città del Messico | 04/06 16:00 | 26 | [166] Jay Clarke v Mateus Alves [469] | 5-7,3-6 | |
| Challenger Città del Messico | 04/04 22:15 | 25 | [166] Jay Clarke v Bernard Tomic [344] | 6-4,6-7,6-3 | |
| ATP Miami | 03/21 14:00 | 14 | [171] Jay Clarke v Bjorn Fratangelo [144] | 2-6,1-6 | |
| Challenger Phoenix | 03/14 22:05 | 14 | [367] Aleksandar Kovacevic v Jay Clarke [171] | 4-6,7-6,6-4 | |
| Challenger Monterrey | 03/09 21:35 | 26 | [380] Ulises Blanch v Jay Clarke [171] | 7-6,6-2 | |
| Challenger Monterrey | 03/09 01:45 | 25 | [272] Tung-Lin Wu v Jay Clarke [171] | 4-6,3-6 | |
| Challenger Bangalore | 02/16 10:10 | 26 | [135] Aleksandar Vukic v Jay Clarke [188] | 6-1,6-3 | |
| Challenger Bangalore | 02/15 06:30 | 25 | [188] Jay Clarke v Andrew Harris [407] | 7-6,7-6 | |
| Challenger Bangalore | 02/07 09:50 | 25 | [191] Jay Clarke v Chun Hsin Tseng [190] | 3-6,1-6 | |
| ATP Pune | 02/01 09:05 | 25 | [95] Kamil Majchrzak v Jay Clarke [196] | 6-3,7-5 | |
| ATP Pune | 01/31 07:45 | 19 | [214] Alexandre Muller v Jay Clarke [196] | 7-6,3-6,4-6 | |
| ATP Pune | 01/30 10:10 | 14 | [395] Andrew Harris v Jay Clarke [185] | 1-6,3-6 | |
| Challenger Forlì | 01/20 17:10 | 26 | [185] Jay Clarke v Cedrik M Stebe [247] | 3-6,3-6 | |
| Challenger Forlì | 01/18 12:30 | 25 | [167] Gregoire Barrere v Jay Clarke [185] | 4-6,7-6,2-6 | |
| Challenger Forlì | 01/16 17:00 | 29 | [262] Jack Draper v Jay Clarke [211] | 6-3,6-0 | |
| Challenger Forlì | 01/15 16:00 | 28 | [211] Jay Clarke v Adrian Andreev [363] | 6-4,6-7,6-3 | |
| Challenger Forlì | 01/14 19:00 | 27 | [347] Paul Jubb v Jay Clarke [211] | 4-6,6-7 | |
| Challenger Forlì | 01/12 11:05 | 26 | [314] Antoine Escoffier v Jay Clarke [211] | 6-2,2-6,3-6 | |
| Challenger Forlì | 01/10 16:55 | 25 | [286] Nicolas Mejia v Jay Clarke [211] | 6-4,3-6,4-6 | |
| Challenger Forlì | 01/07 13:10 | 27 | [215] Jay Clarke v Zsombor Piros [288] | 3-6,3-6 | |
| Challenger Forlì | 01/06 17:00 | 26 | [215] Jay Clarke v Aidan Mchugh [340] | 7-6,7-6 | |
| Challenger Forlì | 01/04 15:00 | 25 | Jay Clarke v Jeremy Jahn | 6-4,6-2 | |
| Challenger Manama | 11/27 15:00 | 28 | [222] Ramkumar Ramanathan v Jay Clarke [231] | 5-7,6-3,6-2 |
Wikipedia - Jay Clarke
Jay Alexander Clarke (Derby, 27 luglio 1998) è un tennista britannico.
Nel 2017 partecipa grazie a una wild card al torneo di Wimbledon di doppio insieme a Marcus Willis, sconfiggendo al secondo turno la coppia detentrice del trofeo composta da Pierre-Hugues Herbert e Nicolas Mahut per poi uscire al turno seguente.