William Dodd may refer to:
- William Dodd (ambassador) (1869–1940), U.S. ambassador to Nazi Germany from 1933 to 1937
- William E. Dodd Jr. (1905–1952), U.S. leftist politician, New Dealer, and possible Soviet sympathizer
- William Dodd (priest) (1729–1777), English clergyman who was hanged for fraud in 1777
- William J. Dodd (1862–1930), American architect
- Bill Dodd (1909–1991), Louisiana politician and writer
- William Huston Dodd (1844–1930), Member of Parliament for North Tyrone
- William Dodd (cricketer) (1908–1993), English cricketer
- William Dodd (writer) (1804–?), working class writer in Britain and the USA
- William Dodd (fiction), fictional character in the Richard Sharpe series of novels