Charles Tomas de Fonseka ( Born 1898, Died1989 ) married Ellan Perera ( Born 1892, Died 1974)
- Marjee de Fonseka ( Born 1923, Died 1959 – NO DATA)
- Lesley Thomas Mathew de Fonseka ( Born 1925, Died 1977) married Erica Perera ( Born 1928, Died 1999 ) in 1949
- Naomi Jasinta de Fonseka ( Born 1950 ) married Dhanapala Wanasinghe
- Milanti Wanasinghe ( Born 1974 )
- Shivanti Wanasinghe ( Born 1978 )
- Christopher Leonard de Fonseka ( Born 1953 ) married Kanthi Chandrasekara in 1978, Presently with the UN Mission, Pristina, Kosovo.
- Rajeewa de Fonseka ( Born 1979 )
- Ranuka de Fonseka ( Born 1982 in Mozambique )
- Ranira de Fonseka ( Born 1985 in Mozambique )
- Earl Trevor de Fonseka ( Born 1954, Died 1991 Bachelor )
- Gloria Bernedette de Fonseka ( Born 1964 )
- Naomi Jasinta de Fonseka ( Born 1950 ) married Dhanapala Wanasinghe
- Chandra De Fonseka ( Born 1932 ) married Joe Joachim
- Elmo Joachim ( Born 1947 )
- Ranjith Joachim ( Born 1948 )
- Shamalee Joachim ( Born 1953 )