Rangnekar is a surname. Notable people with the surname include:
Ahilya Rangnekar (1922–2009), Indian politician Ajit Rangnekar, dean of the Indian School of Business Khandu Rangnekar (1917–1984), Indian cricketer Motiram Gajanan Rangnekar (1907–1995), Marathi writer Sharif D Rangnekar, communications consultant, journalist, and human rights activist