List of Famous people named William

William Dubh MacLeod is considered to be the 7th Chief of Clan MacLeod. He is thought to have been a younger son, yet because of the death of his elder brother, William Dubh succeeded his father, Iain Borb, in the year 1442. William Dubh was an old man when he was killed, leading his clan, at the Battle of Bloody Bay in 1480. He was the last MacLeod chief to be buried on the island of Iona. He was succeeded by his son, Alasdair Crotach.

William Dealtry (1775–1847) was an English clergyman of evangelical views, who became archdeacon of Surrey and a Fellow of the Royal Society.

William Davies is an English screenwriter and film producer. He has written and co-written a number of films including Twins (1988), The Real McCoy (1993), Johnny English (2003), Alien Autopsy (2006), Flushed Away (2006), How to Train Your Dragon (2010), Johnny English Reborn (2011), Puss in Boots (2011) and Johnny English Strikes Again (2018).

William Dale Wittliff, sometimes credited as Bill Wittliff, was an American screenwriter, author and photographer who wrote the screenplays for The Perfect Storm (2000), Barbarosa (1982), Raggedy Man (1981), and many others.