William Patten
William Patten may refer to:
- William Waynflete, bishop of Winchester, 1447–1486, and Lord Chancellor of England, 1456–1460
- William Patten (historian), English historian and teller of the English exchequer
- William Patten (zoologist), American biologist and zoologist
- William J. Van Patten, Vermont businessman and politician
- Gilbert Patten, writer