Omar Jasika (Bosnian pronunciation: [jasika]; born 18 May 1997) is an Australian tennis player.
He is the 2014 US Open boys' singles champion defeating Quentin Halys in the final.
Jasika along with Naoki Nakagawa also won the 2014 US Open boys' doubles title after 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.Jasika has a career-high singles ranking of World No.