Patrick de Silva Kularatne (31 March 1893 – 16 November 1976) (known as P de S Kularatne) was a Sri Lankan educationist and politician. He was a Member of the State Council of Ceylon (1942-1947) and Member of Parliament (1960-1965). He served as Principal of Ananda College and Dharmaraja College and established Nalanda College Colombo, Ananda Balika Vidyalaya, Moratuwa Vidyalaya and Dharmapala Vidyalaya. As a member of the executive committee on Education, he played an instrumental role in the realisation of free education from kindergarten to university.