| Hélder d'Oliveira | |
| Nationality: | Portuguese |
| Sport: | Sailing |
| Birth Date: | 21 August 1934 |
| Birth Place: | Lisbon, Portugal |
Hélder d'Oliveira (21 August 1934 - 13 January 2018) was a Portuguese sailor. He competed at the 1960 Summer Olympics and the 1964 Summer Olympics.[1]