Diaconu

Diaconu is a Romanian surname. It may refer to:


 * Adrian Diaconu (born 1978), Romanian professional boxer
 * Andreea Diaconu (born 1991), Romanian model
 * Eusebiu Diaconu (born 1981), Romanian Greco-Roman wrestler
 * Mircea Diaconu (born 1949), Romanian actor
 * Nicolae Diaconu (born 1980), Romanian water polo player
 * Raul Diaconu (born 1989), Romanian footballer
 * Ivan Diaconu (fl. 2000), Moldovan wrestler