| Challenger Burnie | 01/30 04:05 | 26 | [263] Daniel Altmaier v Jay Clarke [155] | 1-6,7-6,4-6 | |
| Challenger Burnie | 01/29 01:00 | 25 | Brydan Klein v Jay Clarke | 6-1,3-6,4-6 | |
| Australian Open | 01/14 04:15 | 44 | [305] Blaz Kavcic v Jay Clarke [154] | 7-6,3-6,6-2 | |
| Challenger Noumea | 01/08 03:20 | 25 | [341] Blaz Kavcic v Jay Clarke [154] | 6-4,6-2 | |
| Challenger Pune | 11/17 09:30 | 29 | [170] Jay Clarke v James Duckworth [111] | 6-4,4-6,4-6 | |
| Challenger Pune | 11/16 07:30 | 28 | [248] Roberto Ortega-Olmedo v Jay Clarke [170] | 3-6,2-6 | |
| Challenger Pune | 11/15 09:25 | 27 | [136] Steven Diez v Jay Clarke [170] | 4-6,6-3,6-7 | |
| Challenger Pune | 11/14 08:45 | 26 | [260] Duckhee Lee v Jay Clarke [170] | 1-6,4-6 | |
| Challenger Pune | 11/12 06:50 | 25 | [456] Calvin Hemery v Jay Clarke [170] | 4-6,4-6 | |
| Challenger Kobe | 11/07 04:30 | 26 | [180] Jay Clarke v Ramkumar Ramanathan [199] | 3-6,3-6 | |
| Challenger Kobe | 11/05 04:15 | 25 | Jay Clarke v Ryota Tanuma | 6-3,3-6,6-3 | |
| Challenger Playford 2 | 11/01 01:30 | 27 | [190] Jay Clarke v James Duckworth [130] | 3-6,3-6 | |
| Challenger Playford 2 | 10/30 23:30 | 26 | [190] Jay Clarke v Harri Heliovaara [151] | 6-4,6-3 | |
| Challenger Playford 2 | 10/29 03:40 | 25 | [190] Jay Clarke v Thomas Fancutt [363] | 6-7,6-4,7-5 | |
| Challenger Traralgon | 10/23 23:00 | 26 | [242] Hiroki Moriya v Jay Clarke [194] | 6-4,6-4 | |
| Challenger Traralgon | 10/21 23:00 | 25 | Cameron Green v Jay Clarke | 2-6,4-6 | |
| Challenger Istanbul | 09/10 13:55 | 25 | [262] Lucas Miedler v Jay Clarke [183] | 6-3,7-5 | |
| Challenger Cassis | 09/04 13:45 | 25 | [435] Antoine Escoffier v Jay Clarke [187] | 6-4,6-3 | |
| US Open | 08/20 16:25 | 44 | [187] Jay Clarke v Mitchell Krueger [174] | 7-6,4-6,4-6 | |
| Challenger Meerbusch | 08/13 15:45 | 25 | [401] Scott Griekspoor v Jay Clarke [190] | 6-3,6-4 | |
| Challenger Augsburg | 08/07 11:10 | 25 | [321] Jeroen Vanneste v Jay Clarke [192] | 6-3,6-2 | |
| Challenger Liberec | 08/01 09:00 | 26 | [269] Nino Serdarusic v Jay Clarke [184] | 4-6,6-0,6-1 | |
| Challenger Liberec | 07/30 10:25 | 25 | [384] Geoffrey Blancaneaux v Jay Clarke [184] | 6-7,3-6 | |
| Wimbledon | 07/04 13:45 | 24 | [169] Jay Clarke v Roger Federer [3] | 1-6,6-7,2-6 | |
| Wimbledon | 07/02 13:20 | 23 | [169] Jay Clarke v Noah Rubin [182] | 4-6,7-5,6-4,6-4 | |
| ATP Eastbourne | 06/25 10:00 | 25 | [166] Jay Clarke v Juan Ignacio Londero [62] | 7-6,1-6,3-6 | |
| ATP Eastbourne | 06/25 10:00 | 25 | Jay Clarke v Leonardo Mayer | Cancelled | |
| ATP Queen's | 06/19 17:10 | 25 | [164] Jay Clarke v Lucas Pouille [29] | 6-7,1-6 | |
| Challenger Nottingham | 06/11 18:35 | 24 | [155] James Duckworth v Jay Clarke [162] | Retired | |
| Challenger Surbiton | 06/03 11:05 | 24 | [158] Jay Clarke v Evgeny Donskoy [145] | 5-7,7-6,3-6 |
Wikipedia - Jay Clarke (tennis)
Jay Alexander Clarke (born 27 July 1998) is a British tennis player. In 2017, on a Wimbledon wildcard, Clarke and Marcus Willis beat the defending doubles champions and second seeds, Nicolas Mahut and Pierre-Hugues Herbert, in five sets, to progress to the third round. Clarke has won four Futures titles and three Challenger titles.