Alan Baker may refer to:
- Alan Baker (politician) (born 1956), American politician
- Alan T. Baker (born 1956), United States Navy chaplain
- Alan Baker (mathematician) (1939–2018), English mathematician
- Alan Baker (footballer) (born 1944), footballer for Aston Villa football club, 1960–66
- Alan Baker (diplomat) (born 1947), former Israel ambassador to Canada
- Alan Baker (geographer) (born 1938), British geographer
- Alan Baker (poet) (born 1958), British poet
- Alan Baker (philosopher), Professor of Philosophy and shogi player
- Alan Baker (historian), author of Invisible Eagle and other books
- Sarah Jane Baker (born 1969), British convicted criminal, transgender rights activist and author