Hill was listed first on 96 of the 315 ballots of sports writers and broadcasters who cover the NBA, the league said Monday. Players received five points for a first-place mention, three for second and one for third. Hill totaled 2,485 points.
Denver's Chauncey Billups, with 79 first-place votes and 2,155 points, was second and Boston's Ray Allen (1,983) was third.
Hill, who also won the award in 2004 and 2008, is the first three-time recipient of the NBA's sportsmanship award.