A number of ships of the Spanish Navy have borne the name Princesa:
Spanish ship Princesa (1730), a 70-gun third rate ship of the line, captured by HMS Orford in 1740 and taken into service as HMS Princess.
Spanish ship Princesa (1750), a 70-gun third rate ship of the line, captured by the Royal Navy during the Battle of Cape St. Vincent in 1780 and taken into service as HMS Princessa.
La Princesa (1778), a Spanish frigate or corvette.
Princesa (1796), a 16-gun ship, captured by HMS Seahorse.
