People

• Laetitia Sadier, member of Stereolab and Monade
• Saint Laetitia
• Laetitia Casta, a supermodel who rose to fame in the 1990s
• Laetitia Delhez, one of two surviving victims of Belgian serial killer Marc Dutroux
• Princess Laetitia Maria of Belgium
• Marie Letizia Bonaparte, the mother of Napoleon Bonaparte

Other

• Laetitia was a minor Roman goddess of gaiety, her name deriving from the root word laeta, meaning happy
• "Laetitia" is a song by the German musical project E Nomine featured on their studio album Die Prophezeiung

Fictional characters

• Laetitia, a fictional character from the anime series MADLAX

See also

• 39 Laetitia, an asteroid
• Leticia