Bob Gibson was 7-2 with an ERA of 1.89 and 92 strikeouts in 9 appearances in the postseason in his career.

bob gibson career postseason stats
NAMESEASONTMGWLW%GSCGGFSHOSVIPHTBFRERHRBBIBBHBPSOWPERAWHIPK/9H/9BB/9K/BBERA-FIPFIP-PRAA
Bob GibsonBob Gibson1964
STLSTL
321.6673200027.02311311948223113.001.1510.337.672.673.88
Bob GibsonBob Gibson1967
STLSTL
3301.0003301027.014983315002611.000.708.674.671.675.20
Bob GibsonBob Gibson1968
STLSTL
321.6673301027.0181015514103501.670.8111.676.001.338.75
Total
72.7789802081.0553121917617329221.890.8910.226.111.895.41