Sathasivam married Paripoornam Anandam Rajendra, younger daughter of Mr and Mrs Ramanathan Rajendra, a granddaughter of Sir Ponnambalam Ramanathan in 1941. Anandam Rajendra inherited substantial assets including half share of the family home "Sukhasthan" at Horton Place, Colombo 7.
In 1941, Sathasivam married Paripoornam Anandam Rajendra, who was the younger daughter of Mr and Mrs Ramanathan Rajendra. A granddaughter of Sir Ponnambalam Ramanathan, Anandam Rajendra inherited substantial assets, including half share of their family home "Sukhasthan" located in Colombo 7.