Thomas Francis O'Malley (1854-1918) and Georgiana Reynolds (1854-1940) in the 1900 US Census in the Bronx, New York
- Thomas Francis O'Malley (1854-1918) , husband
- Georgiana Reynolds (1854-1940), wife
- Frank O'Malley (1876-c1961) banker
- Grace O'Malley (1881-?) died as youth
- Edwin O'Malley (1883-1955) Commissioner of Public Markets, father of Walter O'Malley (1903-1979)
- Leonard O'Malley (1888-1966) real estate, his daughter married George Jay Gould III (1918-1985)
- Arthur O'Malley (1889-1971) construction supervisor
- Agnes O'Malley (1891-1980)
- Joseph O'Malley (1893-1985) editor and publisher of Contractors Register
- Estelle O'Malley (1895-1953)
- Warren O'Malley (1897-c1955) never married
- Kathyrn O'Malley (1898-1985) lawyer, never married, cemated