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1990 Seattle Mariners

Trades and Transactions

Franchise Encyclopedia: 1989 / 1991

77-85, Finished 5th in AL West (Schedule and Results)
View League Standings and Leaders
Manager: Jim Lefebvre (77-85)
GM: Woody Woodward, Farm Dir: Jim Beattie, Scouting Dir: Roger Jongewaard
Scored 640 runs, Allowed 680 runs. Pythagorean W-L: 77-85

Ballparks: Kingdome · Attendance: 1,509,727 (12th of 14)
Park Factors  Over 100 favors batters, under 100 favors pitchers.
  multi-year:
Batting - 100, Pitching - 100 · one-year: Batting - 99, Pitching - 99

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1989 / 1991 Trades and Transactions

Transactions listed are from October 1 of previous year to April 1 of the following year.

October 15, 1989

Luis DeLeon granted Free Agency.

Bruce Fields granted Free Agency.

Paul Noce granted Free Agency.

Julio Solano granted Free Agency.

November 2, 1989

Signed Brian Giles as a free agent.

November 13, 1989

Signed Jeff Schaefer as a free agent.

December 4, 1989

Mike Dunne drafted by the San Diego Padres in the 1989 rule 5 draft.

December 7, 1989

Signed Pete O'Brien as a free agent.

December 15, 1989

Signed Matt Young as a free agent.

December 18, 1989

Signed Vance Lovelace as a free agent.

December 27, 1989

Signed Bryan Clark as a free agent.

January 24, 1990

Traded Jim Presley to the Atlanta Braves. Received Ken Pennington (minors) and Gary Eave.

February 15, 1990

Signed Eddy Diaz as an amateur free agent.

February 27, 1990

Traded Jerry Goff to the Montreal Expos. Received Pat Pacillo.

April 5, 1990 (Standings)

Selected Brent Knackert off waivers from the New York Mets.

April 6, 1990 (Standings)

Signed Mike Brumley as a free agent.

Mike Kingery granted Free Agency.

Released Tom Niedenfuer.

April 25, 1990 (Standings)

Released Jerry Reed.

April 28, 1990 (Standings)

Signed Marino Santana as an amateur free agent.

May 1, 1990 (Standings)

Dennis Powell granted Free Agency.

May 18, 1990 (Standings)

Traded Lee Hancock to the Pittsburgh Pirates. Received Scott Medvin.

May 24, 1990 (Standings)

Traded Gary Eave to the San Francisco Giants. Received Russ Swan.

June 4, 1990 (Standings)

Drafted Marc Newfield in the 1st round (6th pick) of the 1990 amateur draft. Player signed June 10, 1990.

Drafted Dave Fleming in the 3rd round of the 1990 amateur draft. Player signed June 18, 1990.

Drafted Bret Boone in the 5th round of the 1990 amateur draft. Player signed June 8, 1990.

Drafted Mike Hampton in the 6th round of the 1990 amateur draft. Player signed June 4, 1990.

Drafted Kevin King in the 7th round of the 1990 amateur draft.

Drafted John Cummings in the 8th round of the 1990 amateur draft. Player signed June 8, 1990.

Drafted Jim Converse in the 16th round of the 1990 amateur draft. Player signed June 11, 1990.

Drafted Albie Lopez in the 19th round of the 1990 amateur draft, but did not sign the player.

June 6, 1990 (Standings)

Traded Mickey Brantley to the Milwaukee Brewers. Received Frank Bolick.

June 18, 1990 (Standings)

Traded Darnell Coles to the Detroit Tigers. Received Tracy Jones.

June 19, 1990 (Standings)

Traded Mario Diaz to the New York Mets. Received Brian Givens.

August 26, 1990 (Standings)

Signed Arquimedez Pozo as an amateur free agent.

August 29, 1990 (Standings)

Signed Ken Griffey as a free agent.

September 18, 1990 (Standings)

Released Rick Renteria.

September 27, 1990 (Standings)

Released Mike Brumley.

October 5, 1990 (Standings)

Matt Sinatro granted Free Agency.

October 12, 1990 (Standings)

Released Jeffrey Leonard.

October 15, 1990 (Standings)

Brian Giles granted Free Agency.

Vance Lovelace granted Free Agency.

November 5, 1990

Signed Matt Sinatro as a free agent.

Ken Griffey granted Free Agency.

Matt Young granted Free Agency.

November 13, 1990

Signed Giomar Guevara as an amateur free agent.

November 15, 1990

Signed Steve Springer as a free agent.

November 25, 1990

Signed Rich Amaral as a free agent.

December 10, 1990

Traded Scott Taylor to the Atlanta Braves. Received Dennis Hood (minors).

December 17, 1990

Signed Ken Griffey as a free agent.

December 19, 1990

Signed Bill Krueger as a free agent.

December 21, 1990

Signed Chuck Jackson as a free agent.

Signed Alonzo Powell as a free agent.

January 21, 1991

Traded Todd Haney to the Detroit Tigers. Received Dave Richards (minors).

February 20, 1991

Signed Shawn Barton as a free agent.

February 27, 1991

Signed Geronimo Berroa as a free agent.

March 21, 1991

Selected Alan Cockrell off waivers from the Cleveland Indians.

March 26, 1991

Jose Melendez selected by the San Diego Padres off waivers.

March 28, 1991

Sold Geronimo Berroa to the Cleveland Indians.

April 1, 1991

Traded Mike Gardiner to the Boston Red Sox. Received Rob Murphy.

The transaction information used here was obtained free of charge from and is copyrighted by RetroSheet. We attempt to update transactions throughout the season.

1989 / 1991 Trades and Transactions