Ovidiu Ioan Perianu (born 16 April 2002) is a Romanian footballer who plays as a defensive midfielder for Liga I club FC Botoșani, on loan from FCSB.
A product of FCSB's youth academy, Perianu made his debut for the club as a substitute against Alashkert in the UEFA Europa League on 25 July 2019. On 11 August 2019, Perianu made his Liga I debut for FCSB in a 3–1 loss against Voluntari.
Perianu has represented Romania at under-17 level. On 13 August 2019, Perianu made his debut for Romania U18 against Albania.