Fewest walks in a season is kind of a bad question because I'm sure there have been plenty of players who could have played 20 games and had zero walks in any given year (or something like that). However, the MLB record for fewest walks while still being eligible for the batting title was Shawon Dunston who had 8 in 490 at-bats in 1997.
For pitchers that threw at least 162 innings in a season ...
The all time record is 6 by Cherokee Fisher in 229 1/3 innings of the 1876 Cincinnati Reds and George Bradley in 196 innings of the 1880 Providence Grays.
The modern record is 9 in 188 1/3 innings by Carlos Silva of the 2005 St. Louis Cardinals.
Babe Ruth.
Matt Kilroy holds the record for most strikeouts by a pitcher in a single season with 513 in 1886. Nolan Ryan holds the modern day record with 383 in 1973.
Through the 2008 season, Len Dawson holds the Chiefs season record for TD passes with 30 in 1964.
Nolan Ryan.
Nolan Ryan
The club record is 1.69 accomplished by Nolan Ryan in the 1981 season.
Bob gibson
dizzy dean
Babe Ruth.
Ron Guidry posted only three losses in the 1978 season. He pitched in 35 games that year.
bob gibson
Matt Kilroy holds the record for most strikeouts by a pitcher in a single season with 513 in 1886. Nolan Ryan holds the modern day record with 383 in 1973.
Frank Tanana in 1974.
Jack Chesbro with 41 for the 1904 team.
As of the 2008 season, that is Ferguson Jenkins who struck out 274 batters in 1970.
Through the 2008 season, that is Paul Quantrill who pitched in 86 games in the 2004 season.
Joe Wood with 34 wins in 1912.