Given the question: Pick one category for the following text. The options are - company, educational institution, artist, athlete, office holder, mean of transportation, building, natural place, village, animal, plant, album, film or written work. Bill Brown (Australian rules footballer) -  William Billy Brown (born 9 October 1942) is a former Australian rules football player who played in the Victorian Football League (VFL) between 1963 and 1971 for the Richmond Football Club.
The answer is:
Athlete