Voltaire is the surname of:
Voltaire Volly De Faut (1904–1973), American jazz reed player
Voltaire Gazmin (born 1944), 40th commander of the Philippine Army, lieutenant general, and Secretary of National Defense of the Republic of the Philippines
Voltaire Molesworth (1890–1934), Australian politician
Voltaire P. Twombly (1842-1918), American Civil War recipient of the Medal of Honor
