Omar Jasika

Omar Jasika (; born 18 May 1997) is an Australian professional tennis player. Jasika has a career-high ATP singles ranking of No. 177, achieved on 25 November 2024 and a best doubles ranking of No. 220, reached 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. He is also the 2025 Australian Open 1 Point Slam champion.

Personal life Jasika was born in Clarinda, Victoria. He is of Bosnian descent. His parents, Admir and Bina, emigrated from Bosnia and Herzegovina to Australia during the Bosnian War before Omar was born. He is the eldest child in his family and his brother, Amor, is also an aspiring professional tennis player. Jasika began playing tennis at the age of six. He attended South Oakleigh College throughout his schooling years.

Professional tour 2014: ATP Tour debut

After his success at the US Open, Jasika made his ATP World Tour debut in September, after he was given a wildcard into the Malaysian Open. He drew Rajeev Ram in round one, and won the first set, and was within 2 points of the match in the second, before losing in three sets. In October, Jasika made his first final at the Australia F7 in Cairns.

2015: First ITF title Jasika commenced 2015 at the Onkaparina Challenger where he drew No.1 seed and world No. 80 Blaž Rola. He lost in three sets. Jasika competed in the qualifying for the Australian Open, when he won two rounds, but lost in the final round to Marius Copil.

In February, he played in the Australia Futures 1 tournament, where he lost in the final to Brydan Klein. In March, Jasika headed to China where he made the final round of qualifying in both Guangzhou and Shenzhen Challengers before heading to Guadeloupe where he qualified for and made the quarterfinal of the Guadeloupe Challenger.

In May, Jasika won his first ITF title in Changwon. In July, Jasika won his second ITF title in Kelowna, dropping just one set along the way.

2016: Major debut Jasika made his Grand Slam debut at the 2016 Australian Open after being awarded a wildcard. He won his first round match, beating Illya Marchenko in four sets; he subsequently lost to former finalist Jo-Wilfried Tsonga in the following round in straight sets.

Jasika spent the remainder of the year predominantly on the Futures circuit across North America and Europe, making numerous quarter and semifinals, but no finals. In December, Jasika won the Australian Open wildcard play-off, earning him direct entry into the 2017 Australian Open. Jesica ended the year with a ranking of No. 367.

2017: First Challenger title Jasika commenced the year with a wildcard into the Happy Valley Challenger where he reached his first ATP Challenger Tour final. At the 2017 Australian Open, Jasika lost in the first round to David Ferrer. In February, Jasika won his first Challenger title in Burnie. In March, Jasika returned to the ITF circuit in Australia, reaching the semi-final of the F2 in Canberra. In July, Jasika travelled to North America and competed on the Challenger Circuit, winning just one match. In September, Jasika reached the quarterfinal of Shanghai Challenger and in October, the quarterfinal of the Canberra Challenger. Jasika ended 2017 with a ranking of No. 276.

2018–2019: Two-year suspension for positive test for drugs Jasika commenced the season by reaching the quarterfinal of the Playford Challenger before losing in the first round of the 2018 Australian Open – Men's singles qualifying.

Jasika was suspended from professional tennis by ASADA for two years until March 2020.

At the 2023 Australian Open, Jasika lost in the first qualification round to Denis Kudla.

He also had to qualify for the 2024 Australian Open but this time he overcame the last hurdle defeating Abedallah Shelbayh in the round three qualifying match and reached the main draw after an absence of seven years. Jasika also competed in the 2024 French Open – Men's singles qualifying losing to Dalibor Svrcina in straight sets. At the 2024 Wimbledon Championships – Men's singles qualifying he lost to Zizou Bergs also in straight sets.

He would go on to claim five ITF futures titles in a row, two in Indonesia and three in Australia which would result in a 29 match unbeaten run. His streak would end at the quarterfinal stage at the 2024 City of Playford Tennis International, where he was defeated by eventual champion Rinky Hijikata in three tight sets. Jasika would go on to finish the year off at a career high ranking of world No. 177 on 25 November 2024.

2025: Australian Open wildcard Jasika received a wildcard into the main draw at the 2025 Australian Open, losing to Hugo Gaston in the first round. However, he won the inaugural Australian Open 1 Point Slam title, defeating Priscilla Hon in the final and winning $60,000 in prize money.

ITIA two-year ban In September 2018, he was suspended from professional tennis by ASADA for two years after having tested positive for cocaine in December 2017. Jasika was eligible to play again in March 2020.

ATP Challenger Tour finals

Singles: 4 (2 titles, 2 runner-ups) LegendATP Challenger (2–2)

Doubles: 1 (runner-up) LegendATP Challenger (0–1)

ITF Tour finals

Singles: 24 (19 titles, 5 runner-ups) LegendITF Futures/WTT (19–5)Finals by surfaceHard (18–4)Clay (0–1)Grass (1–0)

Doubles: 2 (1 title, 1 runner-up) LegendITF Futures/WTT (1–1)

ITF Junior Circuit

ITF Junior finals Singles: 4 (2 titles, 2 runners-up) LegendGrand Slam (1–0)Grade A (0–0)Grade B (0–0)Grade 1–5 (1–2)

Junior Grand Slam finals

Singles: 1 (title)

Doubles: 1 (title)

Performance timelines

Singles

Doubles