His middle name is likely Augustus, as that is what his son's middle name is, however, at this time there are no documents to support this.
"United States Census, 1860", database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:M4L2-PSM: 19 March 2020), Matthew Kennedy in the entry for Thomas Kennedy, 1860.
"Minnesota State Census, 1875," database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:MKNK-6S5: 30 July 2017), Mathew Kenedy in the household of Jane Kenedy, Sumter, McLeod, Minnesota; citing p. 265, line 3, volume McLeod, Martin, Meeker, and Mille Lacs County, State Library and Records Service, St.Paul; FHL microfilm 0565724.
"United States Census, 1880," database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:MCV3-GRH: 29 July 2017), Mathew Kennedy in the household of Donald Mc Donald, Township 139, 140, and 141 Range 49, Cass, Dakota Territory, United States; citing enumeration district ED 64, sheet 335D, NARA microfilm publication T9 (Washington, D.C.: National Archives and Records Administration, n.d.), FHL microfilm 1,254,111.
"Minnesota, County Marriages, 1860-1949", database with images, FamilySearch (https://www.familysearch.org/ark:/61903/1:1:VKN1-HNF: 15 May 2020), Mathew Kennedy and Ellen Rudy, 1887.
"Minnesota Deaths and Burials, 1835-1990", database, FamilySearch (https://familysearch.org/ark:/61903/1:1:FDCR-R8Z: 16 January 2020), Mathers A. Kennedy, 1887.
"Find A Grave Index," database, FamilySearch (https://www.familysearch.org/ark:/61903/1:1:QV2P-QG11: 10 June 2020), Mathew A Kennedy, 1888; Burial; citing record ID, Find a Grave, http://www.findagrave.com.; citing: Find a Grave, database and images (https://www.findagrave.com: accessed 18 November 2020), memorial page for Mathew A Kennedy (1851–15 Sep 1888), Find a Grave Memorial no. 76103914, citing Saint Johns Catholic Cemetery, Sibley County, Minnesota, USA; Maintained by Sibley County Historical Society (contributor 47428769).
"Minnesota, Birth and Death Records, 1866-1916," database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:XP69-3V6: 10 March 2018), Mathew A. Kennedy, 15 Sep 1888; citing Minneapolis, Hennepin, Minnesota, Public Health Center, St. Paul; FHL microfilm 1,499,009.
"Minnesota Deaths and Burials, 1835-1990", database, FamilySearch (https://familysearch.org/ark:/61903/1:1:FDHZ-8XV : 16 January 2020), Mathew A "Kenneday", 1888.
"Minnesota, County Deaths, 1850-2001," database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:QPZF-31VN : 25 October 2019), Mathew A "Kenneday", Hennepin, Minnesota, United States; citing Death, multiple county courthouses, Minnesota.
"Minnesota Births and Christenings, 1840-1980", database, FamilySearch (https://familysearch.org/ark:/61903/1:1:FDMC-2LT: 5 February 2020), Matthew Kennedy in the entry for Matthew Kennedy, 1888.
"Minnesota, County Deaths, 1850-2001," database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:QPH7-151G: 25 October 2019), Mathew A Kennedy, Minneapolis, Hennepin, Minnesota, United States; citing Death, multiple county courthouses, Minnesota.
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