Earl Gregg Swem, American historian, bibliographer and librarian (died 1965)

Earl Gregg Swem was an American historian, bibliographer and librarian. Swem worked at the Library of Congress and Virginia State Library, and for more than two decades was primary librarian at the College of William & Mary, where the Earl Gregg Swem Library was named in his honor.

December 29 is the 363rd day of the year in the Gregorian calendar; two days remain until the end of the year.