1989 Seattle Mariners season

Offseason

• November 15, 1988: Luis DeLeón was signed as a free agent by the Mariners.
• In spring training, Ken Griffey Jr. set preseason team records for hits (32), RBIs (20) and total bases (49).

Regular season

• Ken Griffey Jr. made his major league baseball debut on opening day, April 3, against the defending American League champion Oakland Athletics. Griffey hit a double in his first at-bat. During the 1989 season, Griffey was honored by being selected as card number one in the 1989 Upper Deck baseball card set.
• The Mariners had the lowest payroll in the majors in , at $7.6 million.
• Owner George Argyros sold the team in August to a group headed by Indianapolis communications magnate Jeff Smulyan.

Season standings

Record vs. opponents

Notable transactions

• March 27: Steve Balboni was traded by the Mariners to the New York Yankees for Dana Ridenour (minors).
• May 25: Mark Langston and a player to be named later were traded by the Mariners to the Montreal Expos for Randy Johnson, Brian Holman, and Gene Harris. The Mariners completed the deal by sending Mike Campbell to the Expos on July 31.
• June 5: Brian Turang was drafted by the Mariners in the 51st round of the 1989 amateur draft.
• June 12: Steve Trout was released by the Mariners.

Major league debuts

• Batters:
  • Ken Griffey Jr. (Apr 3)
  • Omar Vizquel (Apr 3)
• Pitchers:
  • Gene Harris (Apr 5)
  • Clint Zavaras (June 3)

Roster

Player stats

Batting

Starters by position

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

:Source

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

Farm system

:Source:

References

References

1. [https://www.baseball-reference.com/d/deleolu01.shtml Luis DeLeón page at Baseball Reference]
2. Mint Condition: How Baseball Cards Became an American Obsession, p.167, Dave Jamieson, 2010, Atlantic Monthly Press, imprint of Grove/Atlantic Inc., New York, {{ISBN. 978-0-8021-1939-1
3. (April 4, 1993). "McGwire spoils M's opener, 3-2". Spokesman-Review.
4. "Ken Griffey Jr. Stats".
5. (December 8, 1989). "Signing of O'Brien heralds loose purse string for M's". Spokesman-Review.
6. Cour, Jim. (August 23, 1989). "Can owners improve M's". Spokane Chronicle.
7. (August 23, 1989). "M's sold but will stay at Seattle". Lewiston Morning Tribune.
8. Kelley, Steve. (August 24, 1989). "M's owners wear Letterman jackets". Spokane Chronicle.
9. [https://www.baseball-reference.com/b/balbost01.shtml Steve Balboni page at Baseball Reference]
10. (May 26, 1989). "Mariners trade ace Langston to Expos". Lewiston Morning Tribune.
11. LaRue, Larry. (May 26, 1989). "Mariners excited about pitchers they're getting". Spokane Chronicle.
12. [https://www.baseball-reference.com/l/langsma01.shtml Mark Langston page at Baseball Reference]
13. [https://www.baseball-reference.com/t/turanbr01.shtml Brian Turankg page at Baseball Reference]
14. [https://www.baseball-reference.com/t/troutst01.shtml Steve Trout page at Baseball Reference]
15. "The Baseball Cube - Research Site for Pro + College Stats + draft".
16. "1989 Seattle Mariners Statistics and Roster - Baseball-Reference.com".
17. Johnson, Lloyd, and Wolff, Miles, ed., ''The Encyclopedia of Minor League Baseball'', 2nd and 3rd editions. Durham, North Carolina: Baseball America, 1997 and 2007