Francisc Vastag (Romanian pronunciation: ['frant??isk 'va?tag] (listen); born 26 November 1969) is a retired Romanian boxer who won three world amateur titles between 1989 and 1995, in the welterweight and light middleweight categories.
He competed at the 1988, 1992 and 1996 Olympics reaching quarterfinals in 1992.
After retiring from competitions he coached the national boxing team.
His son, Andrei Va?tag, is a football player who played for Liga I side FC Dinamo Bucure?ti, among other teams.