Others
- William Dawson Lawrence (1817–1886), successful shipbuilder, businessman and politician
- William Effingham Lawrence (1781–1841), English-Australian landowner; in Tasmania since 1823; leader in social and educational endeavours
- Robert William Lawrence (1807–1833), his son, English-Australian botanical enthusiast
- William Van Duzer Lawrence (1842–1927), American entrepreneur; pharmaceutical and real estate mogul; philanthropist and arts patron
- William P. Lawrence (1930–2005), American naval aviator who reached the rank of vice-admiral; superintendent of U.S. Naval Academy
- Bill Lawrence (guitar maker) (born 1931), German-American recording artist and guitar maker
- Billy Lawrence (born 1971), American female singer, songwriter, record producer and arranger
- Bill Lawrence (baseball) (1906–1997), American professional baseball player
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