Democratic Party candidate  John E. Miles prevailed over Republican Party candidate 1940 New Mexico gubernatorial election Mauricio F. Miera in the 1940 New Mexico gubernatorial election.
Democratic John E. Miles Republican Mauricio F. Miera 55.59 44.41 New Mexico gubernatorial election, 1940 
103,035 82,306 185,341 Mauricio F. Miera John E. Miles Democratic Republican New Mexico gubernatorial election, 1940 
