Petrache is a Romanian surname and masculine given name. Notable people with the name include:
Surname Alin Petrache (born 1976), Romanian rugby union administrator and former player Eugen Petrache (born 1945), Romanian rower Iulian Petrache (born 1991), Romanian footballer
Given name
Petrache Lupu (1907–1994), Romanian shepherd Petrache Poenaru (1799–1875), Romanian inventor
See also Petrachi