His son, Mohan Kumaramangalam, daughter Parvathi Krishnan and grandson Rangarajan Kumaramangalam have all served as members of the upper house of the Indian Parliament the Lok Sabha.
Parvathi contested for the Coimbatore Lok Sabha seat as a Communist Party of India candidate in the 1952 by-election (caused by the death of T. A. Ramalingam Chettiar).
Ramya Krishnan | N. S. Krishnan | P. Unni Krishnan | Parvathi Krishnan | Sunitha Krishnan | Ramnad Krishnan | Krishnan Sasikiran | Krishnan Kutty Nair | Kariamanickam Srinivasa Krishnan | Ananda Krishnan |