Olga is a Serbian professional tennis player and current member of the Serbian national team. On 26 June 2023, she reached her best singles ranking of world number 93, and on 24 April 2023, she reached 104th in the WTA doubles rankings. As a junior, Danilović reached 5th place in the combined junior world ranking in January 2018.
During the period of work on fitness preparation with prof. With prof. Dr Zoran Pajić in Profitnestim (2016-17), Olga won three junior Grand Slam doubles titles (each on a different surface) with three different partners.
- Roland Garros – 2016 with Paula Arias Magnon,
- Wimbledon – 2017 with Kaja Juvan and
- US Open – 2017 with Marta Kostyuk.
In Moscow in 2016, she won the individual European Championship in the competition up to the age of 16, and then in 2018 she won the WTA tournament in Moscow, thus becoming the first player born in the 2000s to win the WTA trophy.
