People called David Healy include:

• A Northern Irish football player: David Healy (footballer).
• An Irish psychiatrist: David Healy (psychiatrist)

David Healy is also the name of a fictional character on the TV show Roseanne. David Healy (born August 5, 1979 in Downpatrick) is a professional footballer who holds the current record for goals scored for Northern Ireland with 19 to date in 45 appearances. ... David Healy is a British Psychiatrist who is currently Reader in Psychological Medicine at Cardiff University College of Medicine. ... A fictional character is any person who appears in a work of fiction. ... A television program is the content of television broadcasting. ... Roseanne was an American sitcom which aired on ABC from 1988 to 1997, starring the stand-up comedian Roseanne Barr. ...