Samuel Spielman Griffin (January 3, 1892 – October 18, 1951) served briefly as mayor of Boise, Idaho, in 1945 and 1946.

Griffin succeeded Austin Walker, who died in office in October 1945. Griffin resigned four months later and was succeeded by former mayor H. W. Whillock.

• Mayors of Boise - Past and Present
• Idaho State Historical Society Reference Series, Corrected List of Mayors, 1867-1996

• Samuel S. Griffin entry at The Political Graveyard
• Sam S. Griffin at Find a Grave