Dan Healy

• Dan Healy (detective), Chicago detective, famous for killing the leader of the North Side Gang, Vincent Drucci
• Dan Healy (soundman), audio engineer for The Grateful Dead
• Dan Healy (actor) '', New York actor and theater MC, 3rd husband of Helen Kane
• Daniel Healy, Australian rules footballer
• Daniel Healy (actor), Scottish actor
• Daniel Healy (triple jumper), winner of the standing triple jump at the 1910 USA Indoor Track and Field Championships