Samuel Marinus Zwemer (April 12, 1867 – April 2, 1952), nicknamed The Apostle to Islam, was an American missionary, traveler, and scholar. He was born at Vriesland, Michigan. In 1887 he received an A.B. from Hope College, Holland, Mich., and in 1890, he received an M.A. from New Brunswick Theological Seminary, New Brunswick, N. J.. His other degrees include a D.D. from Hope College in 1904, a L.L.D. from Muskingum College in 1918, and a D.D. from Rutgers College in 1919.