1958 Cleveland Indians season

Offseason

 * December 4, 1957: Early Wynn and Al Smith were traded by the Indians to the Chicago White Sox for Minnie Miñoso and Fred Hatfield.
 * January 29, 1958: Mickey Vernon was selected off waivers by the Indians from the Boston Red Sox.
 * February 18, 1958: Hank Aguirre and Jim Hegan were traded by the Indians to the Detroit Tigers for Jay Porter and Hal Woodeshick.
 * February 25, 1958: Pete Mesa (minors) was traded by the Indians to the Washington Senators for Milt Bolling.
 * March 27, 1958: Vito Valentinetti and Milt Bolling were traded by the Indians to the Detroit Tigers for Pete Wojey and $20,000.
 * Prior to 1958 season (exact date unknown)
 * Doc Edwards was signed as an amateur free agent by the Indians.
 * Jim Weaver was signed as an amateur free agent by the Indians.

Regular season

 * May 17, 1958: Carroll Hardy hit his first major league home run when he pinch hit for Roger Maris in the 11th inning of a 4–4 tie against the Chicago White Sox.
 * June 26, 1958: First-year skipper Bobby Bragan was fired after 67 games, the shortest stint (at the time) for a Cleveland Indians manager. Cleveland was 31–36 (.463) and in sixth place at the time. Former Tribe All-Star second baseman Joe Gordon took the reins on June 27, and led the Indians to a 46–40 (.535) mark for the rest of the season.

Notable transactions

 * June 12, 1958: Chico Carrasquel was traded by the Indians to the Kansas City Athletics for Billy Hunter.
 * June 15, 1958: Roger Maris, Dick Tomanek and Preston Ward were traded by the Indians to the Kansas City Athletics for Woodie Held and Vic Power.
 * July 2, 1958: Bob Lemon was released by the Indians.
 * July 2, 1958: Morrie Martin was selected off waivers by the Indians from the St. Louis Cardinals.
 * August 4, 1958: Randy Jackson was purchased by the Indians from the Los Angeles Dodgers.
 * August 23, 1958: Hoyt Wilhelm was selected off waivers from the Indians by the Baltimore Orioles.

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''

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

Awards and honors
All-Star Game

Farm system
LEAGUE CHAMPIONS: Burlington, North Platte