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Boston Red Sox 1, Seattle Mariners 3: final score and stats

Seattle Mariners beat Boston Red Sox, Boston Red Sox 1 to Seattle Mariners 3, on Sunday, June 21, 2026 at T-Mobile Park, Seattle, Washington. Below: the box score, top performers, team stats, injuries and recent form for Seattle Mariners vs Boston Red Sox.

MLBSunday, June 21, 2026
DateJun 21, 2026
Start time4:10 PM ET
VenueT-Mobile Park, Seattle, Washington
TVMLB.TV
Attendance45,577

Line score

Team123456789R
Boston Red Sox0010000001
Seattle Mariners01001100-3

Top performers

Boston Red Sox
Batting AverageMickey Gasper · 1-3, BB
Home RunsNate Eaton · 1-2, HR, RBI, R, BB, K
Runs Batted InNate Eaton · 1-2, HR, RBI, R, BB, K
MLB RatingNate Eaton · 1-2, HR, RBI, R, BB, K
Seattle Mariners
Batting AverageJ.P. Crawford · 1-3, BB
Home RunsDominic Canzone · 1-3, HR, 2 RBI, R
Runs Batted InDominic Canzone · 1-3, HR, 2 RBI, R
MLB RatingLogan Gilbert · 6.1 IP, ER, 3 H, 8 K, 2 BB

Team comparison

Boston Red SoxSeattle Mariners
Runs per game
1.0
-
Runs allowed per game
9.0
-
31-44Record40-39
3rd in AL EastStanding3rd in AL West
0-2Road record / home record0-0
LLLast 5
L2Streak-

Injury report

Confirm lineups and injuries close to game time.

Boston Red Sox
Roman Anthony LF · Hand - Strain
Out
Triston Casas 1B · Wrist - Surgery
Out
Romy Gonzalez DH · Elbow
Out
Eli White CF · Foot - Surgery
Out
Justin Slaten RP · Elbow - Inflammation
Out
Seattle Mariners
Nick Davila RP · Shoulder - Sprain
Out
Matt Brash RP · Lat - Strain
Out
Colt Emerson SS · Wrist - Surgery
Out
Josh Naylor 1B · Wrist - Surgery
Out
Cal Raleigh C · Shoulder - Surgery
Out

Box score

Boston Red Sox

PlayerH-ABABRHRBIHRBBK#PAVGOBPSLG
Anthony Seigler0-4400000211.182.250.273
Ceddanne Rafaela1-4401000017.286.337.448
Mickey Gasper1-3301001013.260.318.330
Willson Contreras0-4400000320.282.378.525
Jarren Duran0-4400000317.204.262.377
Caleb Durbin2-3302000115.215.269.361
Marcelo Mayer0-2200000210.221.286.308
Andruw Monasterio0-110000013.233.276.371
Connor Wong0-220000005.259.348.358
Masataka Yoshida0-110000004.247.327.329
Carlos Narvaez0-000000000.197.270.283
Nate Eaton1-2211111114.125.300.500
Team5-30301511213129

Boston Red Sox

PlayerIPHRERBBKHRPC-STERAPC
Payton Tolle6.063322179-533.0879
Danny Coulombe1.000010018-114.6718
Ryan Watson1.000002012-84.9512
Team8.0633341109-72109

Seattle Mariners

PlayerH-ABABRHRBIHRBBK#PAVGOBPSLG
J.P. Crawford1-3301001014.219.350.386
Cal Raleigh0-4400000111.162.259.302
Julio Rodriguez1-3311001010.248.311.431
Josh Naylor0-3300001117.250.312.366
Rob Refsnyder1-3301000012.139.211.228
Colt Emerson0-110000014.217.287.489
Dominic Canzone1-331121009.281.353.562
Luke Raley0-000000000.240.301.500
Victor Robles0-330000017.241.267.276
Weston Wilson1-331100009.222.327.311
Cole Young1-3301100016.253.316.361
Team6-2929363134109

Seattle Mariners

PlayerIPHRERBBKHRPC-STERAPC
Logan Gilbert6.131128194-663.2994
Gabe Speier0.21000209-71.939
Eduard Bazardo1.000001011-72.1011
Andres Munoz1.010002015-125.2715
Team9.05112131129-92129

Recent form

Sep 30, 2026 · at New York YankeesL 2-9
Sep 29, 2026 · at New York YankeesL 0-9

Season series

BOS wins series 2-1
Jun 21, 2026BOS 1, SEA 3
Jun 20, 2026BOS 5, SEA 1
Jun 19, 2026BOS 6, SEA 2

Team pages

More MLB games on Jun 21, 2026

Frequently asked questions

Who won Boston Red Sox vs Seattle Mariners?

Seattle Mariners won, 3-1, on Sunday, June 21, 2026.

What was the final score of Boston Red Sox vs Seattle Mariners?

Boston Red Sox 1, Seattle Mariners 3.

Who were the top performers?

Boston Red Sox: Mickey Gasper (1-3, BB batting average). Seattle Mariners: J.P. Crawford (1-3, BB batting average).

Where is Boston Red Sox vs Seattle Mariners played?

T-Mobile Park, Seattle, Washington.

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Independent analysis for information and entertainment. Not betting advice. Scores, schedules, records and injuries can change.