Seattle Mariners: Breaking News, Rumors & Highlights

Former Mariners Catcher Mitch Garver Announces Retirement After 10 MLB Seasons

Mitch Garver is retiring after parts of 10 major league seasons, closing a career that brought him a Silver Slugger, a World Series championship and unfortunately a rather frustrating chapter with the Seattle Mariners.

Features

The Morning Bark

The Quiz of the Day

Pick your poison: who would you rather see win their first World Series title?

Seattle baseball fans surely know it already — the Mariners are among five teams in baseball to have never won a World Series title. Heading into the 2026

Jason Kanzler News / Seattle Mariners on SI / October 21

Jason Kanzler Emerges in Mariners’ Manager Search With Hitter Development in Focus

The Mariners can change the name on the manager’s office door. But wouldn’t it be nice if that also meant better answers for the hitter walking through it?

Jason Kanzler News / Lookout Landing / October 21

Who is Jason Kanzler? New name emerges in Mariners coaching search

There’s a new name being bandied about for the Mariners manager position; The Athletic reports that, in addition to known quantities Joe Espada and Rocco Baldelli, the Mariners are also interviewing 36-year-old Jason Kanzler, currently director of player development for the Cubs.

Tampa Bay Rays News / Yardbarker Quizzes

The 'ALCS MVPs' quiz

MLB has been awarding the American League Championship Series MVP Award since the 1980 season. How many of the winners in that time can you name in six minutes?

The '2026 MLB Opening Day starters' quiz

The 'MLB K-leaders by league' quiz

The 'MLB K leaders since 1995' quiz

Cal Raleigh News / Seattle Mariners on SI / October 21

Cal Raleigh Defines What the Mariners’ Next Manager Must Fix

Cal Raleigh didn’t name names. But he didn’t need to. While discussing what the Mariners should want from their next manager, Raleigh described a team that allowed small problems to breathe.

Athletics News / Yardbarker

25 things we learned from the 2026 MLB season

The 2026 MLB season was full of great performances, breakout stars, and incredible feats. These are the 25 things we learned along the way.

Seattle Mariners News / Seattle Mariners on SI / October 21

The First Move the Mariners Front Office Must Make This Offseason

This one might be obvious, but the Mariners need to put a manager in the dugout before we spend another winter arguing about who belongs in the lineup.

Seattle Mariners News / Seattle Mariners on SI / October 20

The Mariners Player They Should Be Building Around in 2027

Julio Rodríguez had a disappointing season. But that doesn’t mean he’s become a disappointing player. The Mariners are going to try to recover from a 76-86 disaster and build something resembling a contender for 2027.

Logan Gilbert News / Seattle Mariners on SI / October 19

Mariners Should Target NPB Triple Crown Winner Before Trading Logan Gilbert

Technically, money is supposed to solve problems. And the Mariners could soon have a chance to use it that way. If the Hanshin Tigers post Teruaki Sato this offseason, Seattle should get involved immediately.

Logan Gilbert News / MLB on ClutchPoints / October 19

Logan Gilbert trade idea floated after Mariners’ disappointing season

The Seattle Mariners entered the 2026 season with lofty expectations. After reaching the American League Championship Series in 2025, it seemed as if Seattle could take the next step and become a World Series ball club this year.

Rocco Baldelli News / Seattle Mariners on SI / October 19

Rocco Baldelli Emerges as Confirmed Candidate in Mariners Manager Search

Rocco Baldelli was initially one of several experienced managers floating around the Mariners’ search. We now know his name carries more weight than the initial speculation.

Seattle Mariners News / Seattle Mariners on SI / October 19

The One Free Agent Who Makes Too Much Sense for the Mariners

Let’s start with the obvious part. The Mariners should make a serious effort to keep Randy Arozarena. He just finished one of the best seasons of his career, reaching base at a .381 clip, hitting 26 home runs and producing 5.7 WAR.

Athletics News / Yardbarker

25 records that were broken during the 2026 MLB season

The 2026 MLB season was historic in many ways. These 25 records were broken during the season.

Cole Young News / Seattle Mariners on SI / October 18

Mariners’ Cole Young Could Benefit From AL Gold Glove Voting System

Outs Above Average doesn’t get its own Gold Glove ballot. And for Cole Young, that could be a good thing. If the award went to whichever AL second baseman owned the best stats on Statcast, the Mariners wouldn’t have much reason to make room in Young’s trophy case.

Seattle Mariners News / Seattle Mariners on SI / October 18

The Case for the Mariners Being Aggressive This Offseason

The Mariners just finished their follow up from a trip to Game 7 of the American League Championship Series with a 76–86 season, a third-place finish and another managerial change.

Click here to get Yardbarker's Quiz of the Day emailed to you!

The 'ALCS MVPs' quiz

The 'Most NBA games played' quiz

The 'Last 30-TD season by NFL team' quiz

The 'Most WNBA double-doubles' quiz

Jerry Dipoto News / Seattle Mariners on SI / October 17

Mariners Manager Search Tests Jerry Dipoto’s Promise of Fresh Thinking

We finally have one concrete name in the Mariners’ manager search. Seattle is expected to meet with Joe Espada, and the Astros have since announced that they will not renew his contract.

Seattle Mariners News / Baseball Now / October 14

Mariners Reportedly Meeting With Rival Manager

Coming off a disappointing 76-86 season and a third-place finish in the AL West, the Seattle Mariners are in the market for a new manager. After dismissing Dan Wilson from his managerial duties, the Mariners are looking for a new skipper this offseason.

MLB News / Yardbarker / October 13

Mariners reportedly set to meet with Joe Espada regarding manager job

The Seattle Mariners' next manager could be a familiar face from the opposing dugout.

Three questions facing the Seattle Mariners this offseason

The 'Active 150-hit MLB seasons' quiz

Seattle Mariners News / Larry Brown Sports / October 13

Mariners may hire new manager away from division rival

The Seattle Mariners need a new manager, and they may take the unusual step of hiring one directly away from an AL West rival. The Mariners plan to meet with Houston Astros manager Joe Espada regarding their managerial vacancy, according to Mark Feinsand, Daniel Kramer, and Brian McTaggart of MLB.com.

Seattle Mariners News / Yardbarker / October 10

Three questions facing the Seattle Mariners this offseason

The Mariners are at a crossroads heading into the offseason.

Former MLB GM believes Braves should target Randy Arozarena

The 'Switch-hitter 35-HR seasons' quiz

Seattle Mariners News / Just Baseball / October 7

Seattle Mariners Arbitration Projections and Tender Decisions

Once a team comes up with its projected salary for all of its arbitration-eligible players, it will begin a tender analysis to simply determine: “Are we comfortable guaranteeing Player X this much money?” If the answer is yes, the player will be tendered a contract prior to the mid-November Tender Deadline.

Seattle Mariners News / MLB Trade Rumors / October 6

Mariners announce surgeries for Cal Raleigh, Josh Naylor

The Mariners announced that catcher Cal Raleigh and Josh Naylor underwent surgical procedures on October 3. Both players are expected to be recovered before the start of spring training.

George Kirby News / MLB Trade Rumors / October 5

George Kirby’s Fastball Failed Him

Mariners right-hander George Kirby just put together the worst season of his career. He stumbled to a 4.33 ERA as one of the key contributors to a disappointing season for Seattle’s vaunted rotation.

Seattle Mariners News / Just Baseball / October 1

Five Mariners Who Need To Be Better Next Season

At the start of every season, fans take a look at the Seattle Mariners roster and wonder if it will finally be the season when they win it all. This year was surely no exception.

Dan Wilson News / Larry Brown Sports / September 28

Mariners move on from 4 more coaches after Dan Wilson decision

The Seattle Mariners missed the playoffs in 2026 despite making the ALCS a year ago, and they decided to relieve manager Dan Wilson of his duties after the final game of the regular season.

Dan Wilson News / Field Level Media / September 27

Mariners manager Dan Wilson out after disappointing 2026 campaign

The Seattle Mariners announced shortly after Sunday's season finale that manager Dan Wilson will not return in 2027. Seattle was a disappointing 76-86 this season, finished third in the American League West and missed the playoffs one year after advancing to Game 7 of the 2025 ALCS before falling to the Toronto Blue Jays.

Seattle Mariners News / Larry Brown Sports / September 27

Top Mariners prospect leaves game after getting hit by 104-mph comebacker

Seattle Mariners fans held their collective breath as Kade Anderson left Saturday’s game with an injury. The Mariners’ No. 1 prospect left the mound early against the Los Angeles Angels after getting hit by a 103.8-mph comebacker in the 4th inning at T-Mobile Park in Seattle, Wash.