The number of batters a pitcher puts on base by walk or hit per inning pitched. Hit-by-pitches, errors and fielder's choices are not counted, so WHIP is a measure of baserunners allowed through the pitcher's own walks and hits only.
Walks plus Hits per Inning Pitched (WHIP)
Also written: WHIP
Standard statistic · MLB
Formula
WHIP = (BB + H) ÷ IP
On StatVault
Shown on every MLB profile's pitching table and ranked on the career WHIP board on the MLB leaders page, with the qualifier stated on the page.
Shown on: MLB player profiles — pitching table, column WHIP