Olivia Tjandramulia (born 11 May 1997) is an Indonesian-born Australian tennis player.

On the ITF Junior Circuit, she achieved a career-high ranking of 39, on 31 August 2015.

[5] Tjandramulia was born in Jakarta, Indonesia but grew up in Rockhampton, Australia.

She made her WTA Tour debut at the 2014 Hobart International, in singles and in doubles, partnering Kimberly Birrell.

She made her WTA 1000 debut in doubles at the 2023 Guadalajara Open, partnering Anna Rogers as an alternate pair.