Thomas Mackrel was born 1 August 1889 in Templemore, Londonderry, Ireland, United Kingdom to Thomas Mackrel (1859-) and Mary Nugent (1864-) and died 15 August 1943 75 Church Street East, Belfast, Northern Ireland, United Kingdom of unspecified causes. He married Maude Mary Totton (1893-1974) 21 November 1914 in Ulsterville Presbyterian Church, Belfast, Ireland, United Kingdom.
Children
| Name | Birth | Death | Joined with |
| Robert Mackrel (1915-2009) | |||
| James Mackrel (1917-1995) | |||
| Alan Mackrel (1919-2011) | |||
| George Mackrell (1921-2005) | |||
| Emily Mackrel (1923-living) | |||
| Charles Mackrel (1925-2002) | |||
| Alice Osborne Mackrel (1928-living) | |||
Siblings