La Serie Mundial de 1931 fue disputada entre Philadelphia Athletics y Saint Louis Cardinals.
[1][2][3] Los Saint Louis Cardinals resultaron ganadores al vencer en la serie por 4 partidos a 3.
LG: Lefty Grove (1–0) LP: Paul Derringer (0–1) HRs: PHA – Al Simmons (1) LG: Bill Hallahan (1–0) LP: George Earnshaw (0–1) LG: Burleigh Grimes (1–0) LP: Lefty Grove (1–1) HRs: PHA – Al Simmons (2) LG: George Earnshaw (1–1) LP: Syl Johnson (0–1) HRs: PHA – Jimmie Foxx (1) LG: Bill Hallahan (2–0) LP: Waite Hoyt (0–1) HRs: STL – Pepper Martin (1) LG: Lefty Grove (2–1) LP: Paul Derringer (0–2) LG: Burleigh Grimes (2–0) LP: George Earnshaw (1–2) SV: Bill Hallahan (1) HRs: STL – George Watkins (1)