The following lists the events of the 1920 Philadelphia Phillies season.

Offseason

The Phillies introduced new uniforms in March 1920. The Philadelphia Inquirer reported "the new uniforms at home will be white blouses and pants, with gray stockings. A band of white will protrude about an inch above the shoe. The caps will be gray with black cords running from the peak button. On the road, the uniform will be all gray, with all white stockings."

Regular season

Season standings

Record vs. opponents

Roster

Player stats

Batting

Starters by position

''Note: Pos = Position; G = Games played; AB = At bats; H = Hits; Avg. = Batting average; HR = Home runs; RBI = Runs batted in''

Other batters

''Note: G = Games played; AB = At bats; H = Hits; Avg. = Batting average; HR = Home runs; RBI = Runs batted in''

Pitching

Starting pitchers

Note: G = Games pitched; IP = Innings pitched; W = Wins; L = Losses; ERA = Earned run average; SO = Strikeouts

Other pitchers

Note: G = Games pitched; IP = Innings pitched; W = Wins; L = Losses; ERA = Earned run average; SO = Strikeouts

Relief pitchers

Note: G = Games pitched; W = Wins; L = Losses; SV = Saves; ERA = Earned run average; SO = Strikeouts