Popa (priest in Romanian) may refer to:

People

• Alina Popa (born 1978), Romanian-Swiss, IFBB professional bodybuilder
• Anatolie Popa (1896–1920), Moldavian military commander
• Celestina Popa (born 1970), Romanian, artistic gymnast
• Constantin Popa (born 1971), Romanian-Israeli basketball player
• Gabriel Popa (painter) (1937–1995), Romanian painter
• Grigore T. Popa (1892–1948), Romanian physician
• Ilie Popa (1907–1983), Romanian mathematician
• Ion Popa (disambiguation), several people
• Loredan Popa (born 1980), Romanian canoer
• Marius Popa (born 1978), Romanian footballer
• Mihnea Popa (born 1973), Romanian-American mathematician
• Nicolae Popa (judge) (born 1939), Romanian judge
• Nicolae Popa (businessman) (born c. 1965), a Romanian businessman
• Roxana Popa (born 1997), a Romanian born Spanish artistic gymnast
• Sorin Popa (born 1953), a Romanian-American mathematician
• Toma Popa (1908–1962), Romanian chess master
• Tudor Petrov-Popa (born 1963), Moldovan-Romanian politician
• Valter Popa, Romanian guitarist
• Vasko Popa (1922–1991), Yugoslav poet of Romanian descent

Places

• Mount Popa, a volcano in central Burma (Myanmar)
• Patriarch Evtimiy Square, Sofia, Bulgaria, commonly known as Popa
• Popa Falls, rapids in the Okavango River
• Popa, Lesotho
• Popocatépetl, a volcano in central Mexico

Other uses

• Popa (mantis), a genus of praying mantises in the family Deroplatyidae
• Porin Palloilijat (PoPa), a Finnish football club
• Pop All General-Purpose Registers (popa), an instruction in x86 assembly language