Mason was born about 1795. Mason Garrard ... He passed away in 1858.
"United States Census, 1870," database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:MD85-M8W : 12 April 2016), Mson Garrett, Tennessee, United States; citing p. 13, family 101, NARA microfilm publication M593 (Washington D.C.: National Archives and Records Administration, n.d.); FHL microfilm 553,023.
Year: 1880; Census Place: District 2, Decatur, Tennessee; Roll: 1252; Family History Film: 1255252; Page: 28C; Enumeration District: 025
"Tennessee Death Records, 1914-1963," database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:NS8L-NG7 : 25 May 2014), Mason Garrett in entry for Mary Garrett, 22 Feb 1921; citing Cemetery, Right, Hardin, Tennessee, v 25 cn 264, State Library and Archives, Nashville; FHL microfilm 1,299,732.