Robert Hagan

Robert Hagan may refer to:

• Robert E. Hagan (1921–1999), American politician in Ohio
• Bob Hagan (Robert F. Hagan, born 1949), his son, American politician in Ohio
• Robert Hagan (artist) (born 1947), Australian television personality, author and artist
• Robert Hagan (Royal Navy officer) (1794–1863), officer in the British Royal Navy