William Packard

William Packard may refer to:


 * William Alfred Packard (1830–1909), American classical scholar
 * William Doud Packard (1861–1923), American co-founder of Packard Motor Company
 * William Guthrie Packard (1889–1987), American law book publisher, owner of Shepard's Citations
 * William P. Packard (1838–?), American politician
 * William Packard (author) (1933–2002), American poet, playwright, teacher, novelist, and founder/editor of the New York Quarterly