Louis Lou Rosenberg (March 5 1904 September 8 1991) was a Jewish American professional baseball player whose career spanned three season one of which was spent in Major League Baseball (MLB) with the Chicago White Sox (1923). During his time in the majors he played second base and batted .250 with one hit and one strikeout in four at-bats. 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