Deleanu is a Romanian surname. Notable people with the surname include:
Artiom Deleanu (born 1999), Moldovan Greco-Roman wrestler Augustin Deleanu (1944–2014), Romanian footballer Cristina Deleanu (1940–2025), Romanian actress Ion Budai-Deleanu (1760–1820), Romanian philologist, historian and writer Irina Deleanu (born 1975), Romanian rhythmic gymnast Liviu Deleanu (1911–1967), Moldovan and Romanian writer
See also Dealu (disambiguation) Deleni (disambiguation) Delureni (disambiguation)