Sir Sangarapillai Pararajasingam was a Ceylonese landed proprietor and member of the Senate of Ceylon.
[1] He was the son of A. V. Sangarapillai, founder of Manipay Hindu College.
[1] Pararajasingam married Pathmavathy, daughter of Sir Ponnambalam Arunachalam.
[1] Pararajasingam worked as a broker for Messrs Volkart Brothers.
[1] He was chairman of the Low Country Producers Association and on the Board of Directors of the Agricultural and Industrial Credit Corporations, Ceylon Coconut Board and Ceylon Institute of Scientific and Industrial Research.