Stefan Tudor (born 3 March 1943) is a retired Romanian rower.
He competed at the 1968, 1972 and 1976 Olympics in the coxed fours, coxed pairs and coxless fours events, respectively, and won a bronze medal in 1972.
In 1970 he became the first world champion in rowing from Romania.
He also won two bronze medals at the European championships in 1967 and 1973.