Bill Morrison or Billy Morrison is the name of:

• Bill Morrison (director) (born 1965), American filmmaker
• Bill Morrison (comics) (born 1959), co-founder of Bongo Comics
• Bill Morrison (politician) (1928–2013), Australian politician for the Division of St George
• Bill Morrison (trade unionist) (fl. from 1938), British trade union leader
• Billy Morrison (born 1969), British guitarist and singer
• Billy Morrison (footballer), footballer for Fulham F.C. 1904–1908

• Bill Mollison (1928–2016), Australian researcher, author, scientist, teacher, and biologist
• William Morrison (disambiguation)