| Renato Petronio | |
| Birth Date: | 5 February 1891 |
| Birth Place: | Piran, Austro-Hungarian Empire |
| Death Place: | Portogruaro, Italy |
| Sport: | Rowing |
| Club: | SN Pullino |
Renato Petronio (5 February 1891 – 9 April 1976) was an Italian rowing coxswain who competed in the 1928 Summer Olympics and in the 1936 Summer Olympics.
In 1928 he won the gold medal as cox of the Italian boat in the coxed four event. Eight years later he was the coxswain of the Italian boat which was eliminated in the repechage of the coxed four competition.[1]