Kevin O'Brien

• Kevin O'Brien (American football) (born 1970), American football player • Kevin O'Brien (Australian footballer) (1932–2020), Australian rules footballer • Kevin O'Brien (cricketer) (born 1984), Irish cricketer • Kevin O'Brien (Dublin Gaelic footballer) (born 1991), Gaelic footballer for Dublin • Kevin O'Brien (rugby league) (born 1932), Australian rugby league footballer • Kevin O'Brien (rugby union) (born 1955), 1980s Ireland rugby union international • Kevin O'Brien (rugby union coach), Welsh rugby union coach • Kevin O'Brien (Wicklow Gaelic footballer), Irish Gaelic footballer ==Politicians==

• Kevin O'Brien (Newfoundland and Labrador politician) (born 1956), Newfoundland and Labrador MHA • Kevin O'Brien (Nunavut politician) (born 1956), Nunavut and Northwest Territories MLA ==Others==

• Kevin F. O'Brien, American Jesuit and educational leader • Kevin O'Brien (architect) (born 1972), architect in Queensland • Kevin O'Brien (author), railroad inspector and novelist • Kevin O'Brien (director), American director and storyboard artist