HMS Princess Louisa

Three ships of the Royal Navy have borne the name HMS Princess Louisa, after Princess Louisa:


 * HMS Princess Louisa was a 42-gun fifth rate launched as HMS Launceston (1711) in 1711. She was rebuilt in 1728 and renamed HMS Princess Louisa.  She was wrecked in 1736.
 * HMS Princess Louisa was a 60-gun fourth rate launched as HMS Swallow (1732) in 1732 and broken up in 1742.
 * HMS Princess Louisa (1744) was a 60-gun fourth rate launched in 1744 and broken up by 1766.