Fleeting Foes: The Dynamic History of San Francisco Giants Vs. Seattle Mariners

Frank Jones

mariners vs giants

The collision of baseball titans often leads to legendary rivalries, etching tales of intense competition and storied history. Amid this landscape, the San Francisco Giants and the Seattle Mariners stand as intriguing participants, their encounters marked by sporadic meetings yet captivating moments.

While not known for a traditional rivalry, these teams have shared the field in interleague play, shaping a narrative that blends their unique strengths, players, and fanbases.

Beyond the conventional rivalries, their sporadic clashes unveil a distinct chapter in the ever-evolving saga of baseball, demonstrating that even infrequent matchups can yield unforgettable stories and ignite the fervor of fans on both sides.

History: San Francisco Giants Vs Seattle Mariners

Origins and Establishments

  • San Francisco Giants: The franchise originated as the New York Gothams in 1883 and later became the New York Giants. The team saw significant success in New York, winning multiple championships, before moving to San Francisco in 1958.
    The Giants’ history in both New York and San Francisco is rich, with iconic players like Willie Mays and numerous pennants and championships.

  • Seattle Mariners: The Mariners were established in 1977 as an expansion team along with the Toronto Blue Jays. As a relatively newer team, the Mariners had the challenge of building a competitive roster and establishing a strong fanbase in the Pacific Northwest.

Championships and Postseason Success

  • San Francisco Giants: The Giants have a storied championship history, having won multiple World Series titles. They won their first championship in San Francisco in 2010, followed by titles in 2012 and 2014.
    These victories were fueled by strong pitching performances and key contributions from players like Buster Posey and Madison Bumgarner.

  • Seattle Mariners: The Mariners had not won a World Series championship. They did, however, have notable postseason appearances, including the “Refuse to Lose” season in 1995 when they reached the American League Championship Series (ALCS).
    Despite not securing a championship, the Mariners have had talented players like Ken Griffey Jr., Edgar Martinez, and Ichiro Suzuki.


  • San Francisco Giants: The Giants play their home games at Oracle Park (formerly AT&T Park), which is known for its picturesque location along the San Francisco Bay and its unique features, such as the right field wall that stands tall and close to the water.

  • Seattle Mariners: The Mariners play their home games at T-Mobile Park (formerly Safeco Field), which features a retractable roof to accommodate Seattle’s weather. The stadium provides a comfortable viewing experience for fans regardless of the weather conditions.

Fanbase: San Francisco Giants Vs Seattle Mariners

San Francisco Giants

The San Francisco Giants boast a dedicated and passionate fanbase that spans generations. With a rich history in both New York and San Francisco, the Giants have cultivated a loyal following that fills Oracle Park with energy and enthusiasm.

From the iconic “Splash Hit” moments in McCovey Cove to the team’s triumphant World Series championships, fans stand by their Giants through highs and lows.

The distinct charm of San Francisco and the team’s legendary players like Willie Mays and Barry Bonds have contributed to a fanbase that cherishes tradition while embracing the excitement of each new season.

Seattle Mariners

The Seattle Mariners have fostered a resilient and enthusiastic fanbase in the Pacific Northwest. Despite the challenges of a relatively young franchise, Mariners fans are known for their unwavering support.

Through exciting moments like Félix Hernández’s perfect game and the “Refuse to Lose” era, the fanbase has remained dedicated. Mariners supporters, often referred to as the “True to the Blue” faithful, pack T-Mobile Park to show their loyalty.

The team’s connection to the vibrant city of Seattle and players like Ken Griffey Jr. and Ichiro Suzuki has solidified a passionate community of baseball enthusiasts.

Iconic Moments: San Francisco Giants Vs Seattle Mariners Rivalry

Some memorable moments during their infrequent interleague matchups

July 3, 2023

In a game filled with lead changes and anticipation, the Mariners emerged victorious with a 6-5 win over the Giants. A walk-off single by Kyle Lewis in the bottom of the ninth sealed the dramatic victory.

Notably, this game marked former Giants ace Madison Bumgarner’s first face-off against his former team after joining the Mariners. Bumgarner showcased his skills by pitching six innings, tallying seven strikeouts, and giving up four runs.

June 17, 2018

The Giants engineered a remarkable comeback from a 5-1 deficit, defeating the Mariners 7-5 at Safeco Field. A seventh-inning surge fueled by Brandon Crawford’s three-run homer set the tone for the rally.

Buster Posey’s ninth-inning double secured two crucial runs. The Giants’ bullpen dominated, holding the Mariners scoreless in the final four innings, with Will Smith clinching the save.

June 16, 2000

A high-scoring affair saw the Mariners dominate with a 15-4 triumph over the Giants at Pacific Bell Park. The Mariners etched their name in the record books with their franchise-high runs scored in an interleague game.

Their offensive prowess was on full display, racking up 19 hits, including four home runs, with Edgar Martinez contributing two homers and John Olerud and Alex Rodriguez each adding one. The Mariners showcased their speed too, stealing six bases. Shawn Estes, the Giants’ starter, struggled, lasting only two innings and surrendering nine runs.

Future Outlook: San Francisco Giants Vs Seattle Mariners

San Francisco Giants

The San Francisco Giants look to build on their recent successes, aiming to remain competitive in the highly contested National League. With a blend of experienced players and emerging talents, they aim to continue their legacy of championship contention.

Strategic player development and wise roster decisions will be key, as they seek to maintain their winning culture. A focus on cultivating young pitching talent and maximizing offensive potential will determine their future trajectory.

As they navigate challenges, the Giants are determined to uphold their status as a respected force in baseball, pursuing more World Series glory.

Seattle Mariners

The Seattle Mariners are forging a path towards sustained competitiveness in the American League. Bolstered by a growing pool of prospects and strategic acquisitions, they seek to rise as contenders.

Embracing youthful energy while leaning on veteran leadership, the Mariners aspire to break their championship drought. Cultivating a balanced roster and nurturing their pitching talents are paramount.

Their engagement with the Pacific Northwest community remains strong, amplifying their commitment to success. While challenges exist, the Mariners envision a future where they shine as a force to be reckoned with, igniting hope and excitement among their fanbase.

Recent Performance: San Francisco Giants Vs Seattle Mariners

Game 1: Mariners 6, Giants 5

  • Mariners rallied from a 5-2 deficit in the eighth inning.

  • Julio Rodríguez’s two-run double and J.P. Crawford’s sacrifice fly were key moments.

  • Buster Posey’s two-run single and Brandon Belt’s three-run homer contributed to the Giants’ runs.

  • Logan Gilbert (Mariners) earned the win with seven innings pitched and nine strikeouts.

  • Jake McGee (Giants) took the loss, allowing four runs in one-third of an inning.

Game 2: Giants 4, Mariners 3

  • Giants held off a late Mariners comeback.

  • Evan Longoria’s two-run homer and Mike Yastrzemski’s solo shot powered the Giants.

  • Anthony DeSclafani (Giants) secured the win with six scoreless innings and eight strikeouts.

  • Marco Gonzales (Mariners) suffered the loss, giving up four runs in five innings.

  • Jake McGee (Giants) closed the game for his 25th save.

Game 3: Mariners 6, Giants 3

  • Mariners clinched the series behind Yusei Kikuchi’s dominant eight-inning performance.

  • Kikuchi allowed only one run on four hits, striking out 10 without issuing a walk.

  • Kyle Seager’s double, Tom Murphy’s single, and Shed Long Jr.’s sacrifice fly led to three runs in the second inning.

  • Seager’s homer and Murphy’s single added two more runs in the fourth.

  • Wilmer Flores’ solo homer was the Giants’ sole run off Kikuchi in the seventh.

San Francisco Giants Vs Seattle Mariners Rivalry

1997June 16-18KingdomeGiants5-3
1999June 25-273Com ParkMariners4-2
2002June 11-13Safeco FieldMariners4-3
2002June 14-16Safeco FieldMariners5-3
2002June 28-303Com ParkMariners4-3
2005June 10-12AT&T ParkGiants9-4
2007June 15-17Safeco FieldGiants14-6
2009June 12-14AT&T ParkGiants5-1
2011June 17-19Safeco FieldGiants4-2
2013June 14-16AT&T ParkGiants10-2
2013June 28-30Safeco FieldMariners7-5
2014April 11-13AT&T ParkGiants6-4
2015June 15-17Safeco FieldMariners5-1
2018June 15-17Safeco FieldGiants7-5
2020July 24-26T-Mobile ParkGiants6-2


How often do the San Francisco Giants and Seattle Mariners face each other?

The Giants and Mariners meet occasionally in interleague play, typically playing a few series each season.

Any standout players from recent matchups?

Julio Rodríguez, Evan Longoria, and Kyle Seager had notable performances in their recent series.

What were the scores in the most recent series?

The Mariners won two out of three games, with scores of 6-5, 4-3, and 6-3.

Is there a history of dramatic comebacks between these teams?

Yes, both teams have demonstrated the ability to mount comebacks in their previous matchups.

Are there any star pitchers to watch for?

Yusei Kikuchi’s dominant pitching and Logan Gilbert’s solid performance stood out in their recent series.

To Recap

In the realm of sports, rivalries often define the fabric of competition, but the tale of the San Francisco Giants and the Seattle Mariners transcends conventional norms. Their infrequent matchups, while lacking the weight of history, have contributed their own threads to the intricate tapestry of baseball.

These moments stand as a testament to the unpredictable nature of sports, where fleeting encounters can produce lasting memories. While not bound by a traditional rivalry, the Giants and Mariners have woven a narrative that speaks to the heart of the game.

The thrill of competition, the excellence of players, and the fervor of their fans. Their story serves as a reminder that within the realm of sports, every clash holds the potential to etch indelible moments in time.