The 1984 Kansas City Royals season was their 16th in Major League Baseball. The Royals won the American League West with a record of 84–78, but lost to the eventual World Series champion Detroit Tigers 3–0 in the ALCS. Dan Quisenberry's 44 saves paced the American League.

Offseason

Regular season

Season standings

Record vs. opponents

Notable transactions

Roster

Game log

Regular season

Postseason Game log

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

ALCS

Game 1

October 2, Royals Stadium

Game 2

October 3, Royals Stadium

Game 3

October 5, Tiger Stadium

Farm system