Baillieu may refer to:
- Chris Baillieu (born 1949), rower
- Clive Baillieu, 1st Baron Baillieu (1889–1967), businessman and public servant
- Kate Baillieu (born 1946), heiress and activist
- Marshall Baillieu (born 1937), politician
- Merlyn Baillieu (1900-1982), see Merlyn Myer, philanthropist & co-founder of Myer dynasty
- Ted Baillieu (born 1953), politician, incumbent Premier of Victoria
- William Baillieu (1859–1936), financier and politician