Steven O'Carroll was born 24 August 1816 in Baltimore, Maryland, United States to Vincent O'Carroll (1792-1847) and Hannah Alfredsson (1794-1839) and died 5 March 1899 Baltimore, Maryland, United States of unspecified causes.
Children
| Name | Birth | Death | Joined with |
| Harold O'Carroll (1849-1917) | 19 October 1849 Baltimore, Maryland, United States | 27 April 1917 San Francisco, California, United States | Charlotte Hyvönen (1850-1920) |
Siblings
| Name | Birth | Death | Joined with |
| Steven O'Carroll (1816-1899) | 24 August 1816 Baltimore, Maryland, United States | 5 March 1899 Baltimore, Maryland, United States | Justina Henriques (1820-1900) |