His nickname was "Fonias" (Φονιάς, meaning Killer) of Greek football.
Alongside his brothers Thanasis Dimopoulos and Spyros he holds the world record for the highest number of siblings scoring on the same day, on 2 February 1992 in the Greek first division.
At the end of the 1985 season, Dimopoulos signed to Panathinaikos and later played professional with Athinaikos F.C.
He finished his career playing with PAE Pyrgos at Fourth Division during 1994–95 season.
Throughout his career, he made 10 appearances for the Greece national football team.