Maddux had 236 starts without walking a batter. That's the MLB record. The next closest is Robin Roberts with 168 starts.
From 1993-2008 (his last season) Maddux finished in the top five in the NL in fewest walks allowed per innings pitched. Nine of those seasons he was first.
From 1993-2008 (his last season) Maddux finished in the top five in the NL in fewest walks allowed per innings pitched. Nine of those seasons he was first.