John Sheridan (24 November 1933 13 November 2012) was an English professional rugby league footballer of the 1950s and '60s and coach of the 1970s and '80s playing at club level for Castleford (captain) as a Centre or Loose forward/Lock i.e. number 3 or 4 or 13. This was during the era of contested scrums. He went on to coach at club level for Castleford Leeds and Doncaster. Given a list of categories: company, educational institution, artist, athlete, office holder, mean of transportation, building, natural place, village, animal, plant, album, film or written work, what category does the paragraph belong to?
Athlete