RNYC
| Acronym | Definition |
|---|---|
| RNYC | Republic New York Corporation (New York, NY) |
| RNYC | Royal Northumberland Yacht Club (UK) |
| RNYC | Royal Natal Yacht Club (South Africa) |
| RNYC | Royal Newfoundland Yacht Club (est. 1936; Conception Bay South, Newfoundland, Canada) |
| RNYC | Rwanda National Youth Council |