William Sprague IV (September 12, 1830 – September 11, 1915) was the 27th Governor of Rhode Island

William Sprague, also known as William III or William Sprague III (November 3, 1799 – October 19

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William George Robert Sprague (1863 – 4 December 1933) was a theatre architect.

The Governor William Sprague Mansion is an historic mansion and museum at 1351 Cranston Street

William Buell Sprague (October 16, 1795 Andover, Connecticut - May 7, 1876 Flushing, New York

William Sprague (February 23, 1809 – September 19, 1868) was a minister and politician in the U.S

William Sprague (October 26, 1609 – October 26, 1675 in Hingham, Massachusetts Bay Colony) left

William Peter Sprague (May 21, 1827 – March 3, 1899) was a businessman, banker, politician

William Houghton Sprague Pearce also known as W.H.S. Pearce (August 5, 1864 – April 15, 1935