Dayang Kalangitan (Baybayin: ᜃᜎᜅᜒᜆᜈ᜔ , Abecedario: Cálan͠gúitán) (r. 1450–ca. 1515) is a legendary figure in early Philippine history who was said to be Dayang of the pre-Hispanic Indianized polity of Pasig. She was co-regent of Pasig with her husband, Rajah Lontok, and later sole ruler of their realms. She is one of the very few known female leaders in precolonial Philippine history. She ruled Pasig from her seat of power in Bitukang Manók. Her children are Dayang Panginoan, Dayang Lahat, Rajah Salalila of Maynila and Gat Kahiya.