| ATP Hertogenbosch | 06/08 10:30 | 14 | [104] Zizou Bergs v Omar Jasika [206] | 6-3,7-6 | |
| Challenger Surbiton | 06/05 11:20 | 25 | [206] Omar Jasika v James Duckworth [105] | 6-3,6-7,0-6 | |
| Challenger Surbiton | 06/03 11:50 | 19 | [206] Omar Jasika v Paul Jubb [308] | 4-6,4-6 | |
| Challenger Surbiton | 06/02 12:55 | 14 | [206] Omar Jasika v Hamish Stewart [490] | 3-6,6-4,6-4 | |
| French Open | 05/20 11:55 | 14 | [193] Dalibor Svrcina v Omar Jasika [208] | 6-2,7-5 | |
| Challenger Taipei | 05/14 12:45 | 25 | [353] Evgeny Donskoy v Omar Jasika [204] | 6-4,7-6 | |
| Challenger Wuxi | 05/07 08:55 | 25 | [204] Omar Jasika v Yunchaokete Bu [239] | 3-6,0-6 | |
| Challenger Guangzhou | 05/02 04:30 | 26 | [279] Yuta Shimizu v Omar Jasika [212] | 7-5,7-5 | |
| Challenger Guangzhou | 04/30 03:00 | 25 | Jiaji Wang v Omar Jasika | 3-6,1-6 | |
| Challenger Savannah | 04/25 19:10 | 26 | [212] Omar Jasika v Alexander Ritschard [209] | 1-6,1-6 | |
| Challenger Savannah | 04/23 16:10 | 25 | [212] Omar Jasika v Bernard Tomic [256] | Retired | |
| Challenger Acapulco | 04/17 02:30 | 25 | [162] Giovanni Mpetshi Perricard v Omar Jasika [210] | 3-6,6-3,6-3 |
Omar Jasika (Bosnian pronunciation: [jǎsika]; born 18 May 1997) is an Australian professional tennis player. Jasika has a career-high singles ranking of World No. 223 achieved on 30 January 2023 and a career-high doubles ranking of World No. 220 achieved on 23 May 2016.
Jasika is the 2014 US Open boys' singles champion. He along with Naoki Nakagawa also won the 2014 US Open boys' doubles title defeating Rafael Matos and João Menezes in the final. In winning both, Jasika became the first player in 28 years to win both the boys’ singles and doubles events at the US Open.