| 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 |