Date of Birth: 
About Sean Mannion (boxer)
- Sean Mannion (born October 6, 1956 in Rosmuc, Ireland) is a former boxer in the light middleweight division.
- He boxed out of Massachusetts in the United States.
- His most notable bout was against Mike McCallum for the vacant WBA title, which he lost over a fifteen-round unanimous decision.> In January 2014, Rocky Ros Muc: Seán Ó MainnÃn, a biography about Mannion's life and career, written by Rónán Mac Con Iomaire, was released.
- The book is written in Irish but an English version was also released.
- A film adaptation was released in July 2017 under the same title, produced and directed by Michael Fanning.
- RTE Documentary on One made a programme about Sean's story - Never Knocked Down - produced by Robert Mulhern which won gold in the 2015 Celtic Media Awards.
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