Frank was the 3rd child of 11 children born to Josiah Washington McKelvey and Elizabeth Ann (Dixon). Frank's family were of Irish heritage. His siblings were Johanna, John, Rose, Roy, Norman, Alex, Henry, Herbert (Gordon), Marjorie (Delena) and Olive. His younger brother, Norman, also joined the war after he became of age. Both brothers survived.
Frank returned home after the war and worked as a farm labourer. Later Frank optained work in the Parks Department of Manitoba manning a fire tower working first in the RM of Ethlebert and later at Cowan, Manitoba. On September 21, 1929 he married Effie Sanchuk. Effie grew up and came from the RM of Ethlebert, Manitoba. They had 5 children, Walter, Harry, William, Ross and Rose.
Frank passed away September 14, 1971. Frank was buried in the Pine Grove Cemetery in Cowan, Manitoba.