• The Utah State History Cemeteries and Burials Database gives his date of birth as 26 May 1826.  FamilySearch lists it as 27 May 1826.

Abraham O. Smoot/Samuel Russell Company (1847)

• Age at Departure: 21

Sources

• Book of the Pioneers, 1:15.
• Historical Department journal history of the Church, 1896-2001, 21 June 1847, 46.
• "Truman Swarthout Dead," Salt Lake Herald, 15 Dec. 1898, 6.
• Utah State History Cemeteries and Burials Database.