Deacon
Diaconu or Diaconú is the family name of the following people:
- Adrian Diaconu (* 1978), Romanian boxer
- Alina Diaconú (* 1946), Argentine writer of Romanian origin
- Cornel Diaconu (* 1949), Romanian director
- Eusebiu Diaconu (* 1981), Romanian wrestler
- Mircea Diaconu (* 1949), Romanian politician, member of the European Parliament
- Petre Diaconu (1924–2007), Romanian archaeologist and historian
