| ITF M25 Afula | 11/09 12:00 | 25 | Yshai Oliel v Alec Beckley | 6-2,6-3 | |
| ITF M25 Meitar | 11/06 09:25 | 29 | Yshai Oliel v Stuart Parker | 6-2,6-4 | |
| ITF M25 Meitar | 11/05 10:50 | 28 | [367] Yshai Oliel v Jacopo Berrettini [455] | Retired | |
| ITF M25 Meitar | 11/04 11:55 | 27 | [367] Yshai Oliel v Michail Pervolarakis [465] | 4-6,6-4,6-4 | |
| ITF M25 Meitar | 11/03 12:50 | 26 | Yshai Oliel v Naoki Nakagawa | 6-2,2-6,7-6 | |
| ITF M25 Meitar | 11/02 14:30 | 25 | Yshai Oliel v Ren Nakamura | 6-4,6-2 | |
| ATP Peterburi | 10/26 13:20 | 25 | [57] John Millman v Yshai Oliel [373] | 6-1,6-1 | |
| Challenger Barcelona | 10/05 10:30 | 25 | [135] Nikola Milojevic v Yshai Oliel [381] | 7-5,0-6,6-4 | |
| Challenger Barcelona | 10/04 13:00 | - | [397] Oleksii Krutykh v Yshai Oliel [381] | 1-6,2-6 | |
| Challenger Barcelona | 10/03 11:05 | 14 | [217] Vladyslav Manafov v Yshai Oliel [401] | 2-6,3-6 | |
| Challenger - Sibiu | 09/30 07:30 | 26 | [172] Marc-Andrea Huesler v Yshai Oliel [401] | 6-4,6-1 | |
| Challenger - Sibiu | 09/28 07:00 | 25 | [192] Jay Clarke v Yshai Oliel [401] | 6-7,4-6 | |
| Challenger - Sibiu | 09/27 07:00 | 19 | [401] Yshai Oliel v Elmar Ejupovic [411] | 6-3,7-5 | |
| Challenger - Sibiu | 09/26 09:05 | 14 | Yshai Oliel v Sebastian Gima | 6-4,6-4 | |
| Challenger Bukarest | 09/19 07:30 | 14 | Matteo Arnaldi v Yshai Oliel | 7-5,6-4 | |
| ITF M25 Říčany | 09/05 08:30 | 29 | [400] Zsombor Piros v Yshai Oliel [390] | 6-3,3-6,6-3 | |
| ITF M25 Říčany | 09/04 08:25 | 28 | [331] Ryan Peniston v Yshai Oliel [390] | Retired | |
| ITF M25 Říčany | 09/03 08:25 | 27 | [453] Marek Gengel v Yshai Oliel [390] | 3-6,6-4,4-6 | |
| ITF M25 Říčany | 09/02 07:55 | 26 | [390] Yshai Oliel v Hernan Casanova [345] | 6-3,6-3 | |
| ITF M25 Říčany | 09/01 09:20 | 25 | [393] Toby Kodat v Yshai Oliel [390] | 3-6,7-5,4-6 | |
| ITF M25 Poznań | 08/25 13:10 | 25 | Michal Mikula v Yshai Oliel | 6-3,6-4 | |
| ITF M25 Bacău | 08/22 07:50 | 29 | [447] Yshai Oliel v Arthur Cazaux [375] | 6-4,4-6,6-4 | |
| ITF M25 Bacău | 08/21 08:00 | 28 | Dragos Nicolae Madaras v Yshai Oliel | 3-6,4-6 | |
| ITF M25 Bacău | 08/20 10:00 | 27 | [401] Oleksii Krutykh v Yshai Oliel [447] | 1-6,3-6 | |
| ITF M25 Bacău | 08/19 13:20 | 26 | Sebastian Gima v Yshai Oliel | 1-6,6-2,2-6 | |
| ITF M25 Bacău | 08/18 09:05 | 25 | [469] Juan Pablo Paz v Yshai Oliel [447] | 3-6,7-6,3-6 | |
| ITF M25 Frankfurt | 08/15 10:00 | 29 | [450] Yshai Oliel v Eduard Esteve Lobato [421] | 6-7,2-6 | |
| ITF M25 Frankfurt | 08/14 12:05 | 28 | [475] Lucas Gerch v Yshai Oliel [450] | 6-4,3-6,5-7 | |
| ITF M25 Frankfurt | 08/13 09:50 | 27 | [417] Mariano Kestelboim v Yshai Oliel [450] | 2-6,2-6 | |
| ITF M25 Frankfurt | 08/12 11:50 | 26 | Arnaud Bovy v Yshai Oliel | 3-6,4-6 |
Yshai Oliel (Hebrew: ישי עוליאל; born 5 January 2000) is an Israeli tennis player. He has a career-high ATP singles ranking of world No. 305 achieved on 8 August 2022 and a doubles ranking of No. 809 achieved on 27 June 2022.
He was the No. 1 Israeli from October 4, 2021, until October 3, 2022.
Oliel is a two-time Junior Orange Bowl champion, having won in 2012 and 2014. He also won the 2016 French Open Boys' Doubles title, with Patrik Rikl. He also reached the final in the boys' singles at the 2017 Australian Open.