|Birth Day:||April 19, 1958|
|Birth Place:||Republic of Ireland, Ireland|
|#2||Denis O’Brien Sr.||Parents||N/A||N/A||N/A|
|Height||Weight||Hair Colour||Eye Colour||Blood Type||Tattoo(s)|
Currently, Denis O'Brien is 63 years, 6 months and 3 days old. Denis O'Brien will celebrate 64th birthday on a Tuesday 19th of April 2022.
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