William Francis McCabe (October 28, 1892 – September 2, 1966) was a professional baseball player who played in the Major Leagues from 1918 to 1920.

As a pinch-runner in Game 4, he scored the tying run in an eighth-inning rally at Fenway Park against Boston pitcher Babe Ruth, but the Cubs lost the game 3–2 on a wild pitch in the bottom of the eighth.

He pinch-ran with two outs in the ninth inning of Game 6, which Brooklyn was losing 1–0.

Duster Mails retired the final batter for a Cleveland Indians victory.

This biographical article relating to an American baseball outfielder born in the 1890s is a stub.