Up to 50% Off.
Use code OCTOBER
217 - 288 of 319
319 Items319 Items
Seattle Mariners Nike Fashion Over Shoulder Logo Legend T-Shirt - Black
$26.99 with code, regular $44.99
Almost Gone
Seattle Mariners Champion Ultimate Tri-blend T-Shirt - White
In 14 carts
$31.99 with code, regular $39.99
 Seattle Mariners Champion Tri-Blend T-Shirt - Heather White
$23.99 with code, regular $39.99
Almost Gone
 Seattle Mariners MLB x Guy Fieri’s Flavortown Unisex Tri-Blend T-Shirt - Teal
In 17 carts
$13.29 with code, regular $39.99
Clearance
 Seattle Mariners New Era 2026 St. Patrick's Day T-Shirt - Green
$29.99 with code, regular $49.99
Seattle Mariners Champion All Star Arched Chenille Wordmark T-Shirt - White
$35.99 with code, regular $59.99
Kade Anderson BreakingT K Sign T-Shirt - Navy
$24.49 with code, regular $34.99
Seattle Mariners Pro Standard Taping T-Shirt - Navy/
$38.99 with code, regular $64.99
Almost Gone
 Seattle Mariners '47 Americana Eagle T-Shirt - Navy
$23.99 with code, regular $39.99
 Seattle Mariners New Era Golf Mascot T-Shirt - Natural
$28.79 with code, regular $47.99
 Seattle Mariners TravisMathew Dugout Dreams T-Shirt - White
$44.99 with code, regular $74.99
 Seattle Mariners New Era 2026 Armed Forces Day T-Shirt - Olive
$28.79 with code, regular $47.99
Seattle Mariners New Era Pumpkin Spice T-Shirt - Natural
$27.99 with code, regular $39.99
 Seattle Mariners Darius Rucker Collection by Fanatics Bowling Button-Up Shirt - White
$35.99 with code, regular $59.99
Almost Gone
Seattle Mariners Columbia Tamiami Omni-Shade Button-Down Shirt - Navy
$47.99 with code, regular $79.99
Almost Gone
 Seattle Mariners Tommy Bahama Sunset Slugger T-Shirt - Cream
$44.99 with code, regular $74.99
Almost Gone
Seattle Mariners Pro Standard Team T-Shirt - Navy
$37.49 with code, regular $74.99
Almost Gone
 Seattle Mariners New Era Equinox T-Shirt - Natural
$27.59 with code, regular $45.99
Seattle Mariners Champion All Star Chenille Wordmark T-Shirt - Navy
$35.99 with code, regular $59.99
Seattle Mariners Levelwear Phase Vanguard Hoodie T-Shirt - Black
$28.79 with code, regular $47.99
Almost Gone
Julio Rodríguez Seattle Mariners '47 Field Mark Franklin T-Shirt - White
$29.39 with code, regular $41.99
Seattle Mariners Homage Hyper Local Tri-Blend T-Shirt - Navy
Navy
Royal
$25.19 with code, regular $41.99
Almost Gone
 Seattle Mariners Homage Vamos Tri-Blend T-Shirt - Navy
$23.99 with code, regular $39.99
Almost Gone
Edgar Martinez Joy Athletic 1998 T-shirt - White - S by Fanatics Real Vintage
$55.99 with code, regular $79.99
Real Vintage
Seattle Mariners Pro Standard Team Logo T-Shirt - Navy
$32.99 with code, regular $54.99
Almost Gone
 Seattle Mariners PLEASURES Repurpose T-Shirt - Green
In 20 carts
$24.69 with code, regular $64.99
Clearance
Seattle Mariners Homage Hyper Local Tri-Blend T-Shirt - Royal
Royal
Navy
$25.19 with code, regular $41.99
Hisashi Iwakuma Seattle Mariners Majestic Threads Premium Tri-Blend Name & Number T-Shirt - Gray
$22.19 with code, regular $36.99
Almost Gone
Seattle Mariners Majestic 2010s T-shirt - Navy - M by Fanatics Real Vintage
$38.49 with code, regular $54.99
Real Vintage
Seattle Mariners Darius Rucker Collection by Fanatics Distressed Sleeve Stripe T-Shirt - Navy
$20.99 with code, regular $34.99
Almost Gone
Seattle Mariners Darius Rucker Collection by Fanatics Sun Faded T-Shirt - Tan
$22.79 with code, regular $37.99
Almost Gone
Ken Griffey Jr. 90s T-shirt - Black - L by Fanatics Real Vintage
$83.99 with code, regular $119.99
Real Vintage
 Seattle Mariners Homage Grand Salami Time Hyper Local Tri-Blend T-Shirt - Teal
$25.19 with code, regular $41.99
Almost Gone
Seattle Mariners '47 Pitchout Franklin T-Shirt - Navy
$20.99 with code, regular $34.99
Almost Gone
 Seattle Mariners Levelwear Oversized Luxe Signature Knit Buckler T-Shirt - Black
Black
Khaki
$51.99 with code, regular $64.99
 Seattle Mariners New Era St. Patrick's Day Shamrock Fill T-Shirt - Kelly Green
$20.99 with code, regular $34.99
Almost Gone
Seattle Mariners '47 Hang Back Franklin T-Shirt - Navy
$19.99 with code, regular $39.99
Almost Gone
Seattle Mariners Genuine Merchandise 2000s T-shirt - Navy - XS by Fanatics Real Vintage
$17.49 with code, regular $24.99
Real Vintage
Seattle Mariners Majestic 2015 T-shirt - Navy - L by Fanatics Real Vintage
$17.49 with code, regular $24.99
Real Vintage

Shop Seattle Mariners T-Shirts at Fanatics

Mariner t-shirts in this officially licensed collection represent the full breadth of Seattle Mariners apparel available through Fanatics. Whether you want a classic crew neck or a moisture-wicking Dri-FIT style, the roster of MLB-licensed brands ensures you are wearing genuine team gear. Options span men, women, and kids so the whole lineup can represent T-Mobile Park in style.

As an officially licensed MLB retailer, Fanatics carries Seattle Mariners shirts sourced directly from authorized brand partners including Tiny Turnip, Fanatics MTO Label, and Nike. Every mariners t-shirt ships with the assurance of authentic team logos, official colorways, and licensed construction built to last through a full 162-game season and beyond.

Finding the right Seattle Mariners t-shirt

Start by deciding on sleeve length. Short Sleeve options dominate the catalog with hundreds of choices, while Long Sleeve styles are the go-to for cooler Pacific Northwest evenings at the ballpark. From there, consider fabric: Nike Dri-FIT construction wicks moisture during warm summer games, while Homage and Mitchell & Ness lean into soft-hand retro graphics for a throwback look. If you want a player-specific mariners baseball t-shirt, dedicated pages for roster members let you narrow by name. Tank Tops round out the warm-weather lineup for fans who prefer a cut-sleeve silhouette.

Frequently asked questions about Seattle Mariners T-Shirts

Q: Which Seattle Mariners players have their own t-shirts on Fanatics?

A: Fanatics carries player t-shirts for several current Mariners. You can find dedicated pages for Julio Rodríguez, Cal Raleigh, Randy Arozarena, and J.P. Crawford, among others, each with a range of licensed tee styles.

Q: Does Fanatics carry Seattle Mariners polo shirts?

A: While the primary t-shirt catalog focuses on crew neck and v-neck styles, polo-style tops do surface across brand partners in the broader Seattle Mariners apparel collection. Checking the full Mariners clothing section gives you the widest view of collared and performance-polo options available.

Q: Are there Mariners Dri-FIT shirts available?

A: Yes. Nike produces Dri-FIT performance t-shirts bearing official Seattle Mariners marks. These moisture-management tees are built for fans who wear their gear at the game, during workouts, or on warm Pacific Northwest afternoons when staying cool matters.

More Seattle Mariners gear