This DFL contest was the most narrowly decided primary for lieutenant governor by any party in Minnesota history, besting the 0.48-point win by John Hougen over Charles Lund in the 1920 Republican primary.
Murphy was a railroad traffic man from St. Paul and DFL nominee for Lieutenant Governor in 1944.
Pederson was a farmer-machinist from Hastings and Republican candidate for Lieutenant Governor in 1942.
Sheran was an attorney from Mankato, state Representative (HD 08, 1947-1951), and the party-endorsed candidate.