Patrick Willis
Rickey Henderson with 130
Earl Webb holds the record for most doubles hit in a single season with 67, set in 1931.
Coors field
Darin Erstad with .355 in 2000.
As of the 2008 season, that is Ralph Kiner who hit 54 HRs in 1949.
LaDainian Tomlinson holds the record for the most touchdowns in a single season as a running back.
Wilt Chamberlain holds the record for scoring the most NBA points in a single season.
Wilt Chamberlain holds the record for the most points scored in a single NBA season.
Wilt Chamberlain holds the record for the most double doubles in a single NBA season.
Hines Ward holds the Steeler record for most pass receptions in a single season with 112 in 2002.
Lionel Messi holds the record for scoring the most goals in a single season in the Champions League.
Sergio Agero holds the record for the most Premier League hat tricks in a single season.
Wilt Chamberlain holds the record for scoring the most points in a single NBA season, with 4,029 points in the 1961-1962 season.
The driver who holds the record for the most wins in a single Formula 1 season is Michael Schumacher, with 13 wins in the 2004 season.
Ichiro Suzuki
The player who holds the record for scoring the most goals in a single soccer season is Lionel Messi, with 73 goals in the 2011-2012 season.