- This character is a member of the O'Brien family.
- For other uses, see Michael.
- See O'Brien for other articles with titles that contain, either by relationship or by coincidence, this character's surname.
Michael O'Brien was a Human man who lived in the 24th century
Biography[]
He was the husband of Megan O'Brien and the father of Miles O'Brien, Cully O'Brien and Bill O'Brien.
O'Brien lived in Dublin. (DS9 episode: "Homefront")