William Cecil
William Cecil is the name of the following people:
- William Cecil, 1st Baron Burghley (* 1521 or 1520; † 1598), English politician and statesman
- William Cecil, 16th Baron de Ros (1590–1618), English peer and diplomat
- William Cecil, 2nd Earl of Exeter (1566–1640), English peer and politician
- William Cecil, 2nd Earl of Salisbury (1591–1668), English peer and politician
- William Cecil, 3rd Marquess of Exeter (1825–1895), British peer and politician
- William Cecil, 5th Marquess of Exeter (1876–1956), British peer
- William Cecil (Military, 1854) (1854–1943) British military officer and courtier
- William Cecil (Military, 1886) (1886–1914) British military
- William Cecil, 3rd Baron Amherst of Hackney (1912–1980), British peer and politician
- William Cecil, 4th Baron Amherst of Hackney (1940–2009), British peer and politician
- See also