Filip Cristian Jianu

Filip Cristian Jianu (born 18 September 2001) is a Romanian tennis player. He has a career high ATP singles ranking of world No. 246 achieved on 1 July 2024 and a doubles ranking of No. 451 achieved on 10 April 2023. He is currently the No. 1 Romanian player.

Jianu has a career high ITF junior ranking of No. 5 achieved on 4 February 2019.

Jianu represents Romania at the Davis Cup.