This may refer to:

• Princess Beatrice of York (b. 1988), granddaughter of Queen Elizabeth II and fifth in the line of succession to the British Throne
• Princess Beatrice of Edinburgh and Saxe-Coburg-Gotha (1884–1966), youngest daughter of Alfred of Saxe-Coburg and Gotha
• Princess Beatrice of the United Kingdom (1857–1944), youngest daughter of Queen Victoria and Prince Albert