Princess Royal is a title awarded by a British monarch to his or her eldest daughter.

Princess Royal may also refer to:

Titles Princess Royal of Portugal Princess Royal of Thailand, see Maha Chakri Sirindhorn, Princess Royal of Thailand Princess Royal of Tonga, see Salote Mafileʻo Pilolevu Tuita, Princess Royal of Tonga Princess Royal of Jordan, see Basma bint Talal, Princess Royal of Jordan

Transport Princess Royal, a GWR 3031 Class locomotive used on the Great Western Railway LMS Princess Royal Class, a type of express passenger locomotive built by the London Midland & Scottish Railway Princess Royal (ship), several ships

Other uses Princess Royal, Western Australia, an abandoned town Princess Royal Hospital (disambiguation), various hospitals in England an English traditional folk tune known for having multiple Morris Dances set to it; see

See also

Madame Royale, a style customarily used for the eldest living unmarried daughter of a reigning French monarch Prince Royal (disambiguation), a title similar to that of Crown Prince Royal Princess (disambiguation) Princess (disambiguation) Royal (disambiguation)