| Giliante D'Este | |
| Birth Place: | Izola, Austrian Empire |
| Death Place: | Rome, Italy |
| Height: | 170 cm |
| Sport: | Rowing |
| Club: | SN Pullino, Izola (SLO) CC Aniene, Rome |
Giliante D'Este (23 March 1910 – 24 April 1996) was an Italian rower who competed in the 1928 Summer Olympics, in the 1932 Summer Olympics, and in the 1936 Summer Olympics.
In 1928 he won the gold medal as a member of the Italian boat in the coxed four event. Four years later he won the bronze medal with the Italian boat in the coxless four event. In 1936 he was part of the Italian boat which was eliminated in the repechage of the coxed four competition.[1]