Pictured below are the individual baseball uniforms worn by the Seattle Mariners during the 2024 MLB season.
![2024 Seattle Mariners Home Uniform Baseball Card](https://uniformlineupcards.wordpress.com/wp-content/uploads/2024/07/2024-seattle-mariners-home-baseball-uniform.png)
![2024 Seattle Mariners City Connect Uniform Baseball Card](https://uniformlineupcards.wordpress.com/wp-content/uploads/2024/07/2024-seattle-mariners-city-connect-baseball-uniform.png)
![2024 Seattle Mariners Alternate Teal Uniform Baseball Card](https://uniformlineupcards.wordpress.com/wp-content/uploads/2024/07/2024-seattle-mariners-alternate-teal-baseball-uniform.png)
![2024 Seattle Mariners Alternate Navy Uniform Baseball Card](https://uniformlineupcards.wordpress.com/wp-content/uploads/2024/07/2024-seattle-mariners-alternate-navy-baseball-uniform.png)
![2024 Seattle Mariners Jackie Robinson Day Uniform Baseball Card](https://uniformlineupcards.wordpress.com/wp-content/uploads/2024/07/2024-seattle-mariners-jackie-robinson-day-baseball-uniform.png)
![2024 Seattle Mariners Alternate Home Uniform Baseball Card](https://uniformlineupcards.wordpress.com/wp-content/uploads/2024/07/2024-seattle-mariners-alternate-home-baseball-uniform.png)
![2024 Seattle Mariners Mother's Day Uniform Baseball Card](https://uniformlineupcards.wordpress.com/wp-content/uploads/2024/07/2024-seattle-mariners-mothers-day-baseball-uniform.png)
![2024 Seattle Mariners Armed Forces Day Weekend Alternate Teal Uniform Baseball Card](https://uniformlineupcards.wordpress.com/wp-content/uploads/2024/07/2024-seattle-mariners-alt-teal-armed-forces-day-weekend-baseball-uniform.png)
![2024 Seattle Mariners Armed Forces Day Weekend Alternate Navy Uniform Baseball Card](https://uniformlineupcards.wordpress.com/wp-content/uploads/2024/07/2024-seattle-mariners-alt-navy-armed-forces-day-weekend-baseball-uniform.png)
![2024 Seattle Mariners Memorial Day Uniform Baseball Card](https://uniformlineupcards.wordpress.com/wp-content/uploads/2024/07/2024-seattle-mariners-memorial-day-baseball-uniform.png)
![2024 Seattle Mariners Lou Gehrig Day Uniform Baseball Card](https://uniformlineupcards.wordpress.com/wp-content/uploads/2024/07/2024-seattle-mariners-lou-gehrig-day-baseball-uniform.png)
![2024 Seattle Mariners City Connect Uniform Baseball Card with Play Ball Weekend patch](https://uniformlineupcards.wordpress.com/wp-content/uploads/2024/07/2024-seattle-mariners-playball-weekend-baseball-uniform.png)
![2024 Seattle Mariners Home Uniform Baseball Card with Seattle Steelheads Hat](https://uniformlineupcards.wordpress.com/wp-content/uploads/2024/07/2024-seattle-mariners-home-steelheads-hat-baseball-uniform.png)
![2024 Seattle Mariners Father's Day Uniform Baseball Card](https://uniformlineupcards.wordpress.com/wp-content/uploads/2024/07/2024-seattle-mariners-fathers-day-baseball-uniform.png)
![2024 Seattle Mariners Alternate Teal Uniform Baseball Card with Alternate Hat](https://uniformlineupcards.wordpress.com/wp-content/uploads/2024/07/2024-seattle-mariners-alt-teal-bp-hat-baseball-uniform.png)
Pictured below are the individual baseball uniforms worn by the Seattle Mariners during the 2023 MLB season.
![2023 Seattle Mariners Home Uniform Baseball Card with 2023 All-Star Game patch](https://uniformlineupcards.files.wordpress.com/2023/05/23-seattle-home-card-025.png)
![2023 Seattle Mariners Alternate Navy Uniform Baseball Card with 2023 All-Star Game patch](https://uniformlineupcards.files.wordpress.com/2023/05/23-seattle-alt-navy-card-033.png)
![2023 Seattle Mariners Alternate Home Uniform Baseball Card with 2023 All-Star Game patch](https://uniformlineupcards.files.wordpress.com/2024/05/23-seattle-alt-home-card-052.png)
![2023 Seattle Mariners Alternate Teal Uniform Baseball Card with 2023 All-Star Game patch](https://uniformlineupcards.files.wordpress.com/2023/05/23-seattle-alt-teal-card-117.png)
![2023 Seattle Mariners Jackie Robinson Day Uniform Baseball Card](https://uniformlineupcards.files.wordpress.com/2023/05/23-seattle-42-card-147.png)
![2023 Seattle Mariners City Connect Uniform Baseball Card](https://uniformlineupcards.files.wordpress.com/2023/05/23-seattle-city-connect-card-183.png)
![2023 Seattle Mariners Mother's Day Uniform Card](https://uniformlineupcards.files.wordpress.com/2023/06/23-seattle-moms-card-217.png)
![2023 Seattle Mariners Armed Forces Weekend Alternate Navy Uniform Card](https://uniformlineupcards.files.wordpress.com/2023/06/23-seattle-afd-alt-navy-card-251.png)
![2023 Seattle Mariners Armed Forces Weekend Alternate Teal Uniform Card](https://uniformlineupcards.files.wordpress.com/2023/06/23-seattle-afd-alt-teal-card-265.png)
![2023 Seattle Mariners Memorial Day Uniform Card](https://uniformlineupcards.files.wordpress.com/2023/06/23-seattle-mem-day-card-308.png)
![2023 Seattle Mariners Lou Gehrig Day Uniform Baseball Card](https://uniformlineupcards.files.wordpress.com/2023/07/23-seattle-gehrig-card-336.png)
![2023 Seattle Mariners Seattle Steelheads Uniform Baseball Card](https://uniformlineupcards.files.wordpress.com/2023/07/23-seattle-steelheads-card-350.png)
![2023 Seattle Mariners Father's Day Uniform Baseball Card](https://uniformlineupcards.files.wordpress.com/2023/07/23-seattle-dads-card-375.png)
![2023 Seattle Mariners July 4th Independence Day Uniform Baseball Card](https://uniformlineupcards.files.wordpress.com/2023/07/23-seattle-sns-card-411.png)
![2023 Seattle Mariners Childhood Cancer Awareness Day Uniform Baseball Card](https://uniformlineupcards.files.wordpress.com/2023/09/23-seattle-cancer-card-468.png)
![2023 Seattle Mariners September 11th Remembrance Day Uniform Baseball Card](https://uniformlineupcards.files.wordpress.com/2023/10/23-seattle-9-11-card-499.png)
![2023 Seattle Mariners Roberto Clemente Day Uniform Baseball Card](https://uniformlineupcards.files.wordpress.com/2023/10/23-seattle-clemente-card-540.png)
![2023 Seattle Mariners Marineros Uniform Baseball Card](https://uniformlineupcards.files.wordpress.com/2024/05/23-seattle-marineros-card-551.png)
Pictured below are the individual baseball uniforms worn by the Seattle Mariners during the 2022 MLB season.
![2022 Seattle Mariners Road Uniform Baseball Card](https://uniformlineupcards.files.wordpress.com/2022/11/22-seattle-raod-card-100.png)
![2022 Seattle Mariners Home Uniform Baseball Card](https://uniformlineupcards.files.wordpress.com/2022/11/22-seattle-home-card-101.png)
![2022 Seattle Mariners Alternate Home Uniform Baseball Card](https://uniformlineupcards.files.wordpress.com/2024/05/22-seattle-alt-home-card-102.png)
![2022 Seattle Mariners Alternate Navy Uniform Baseball Card](https://uniformlineupcards.files.wordpress.com/2022/11/22-seattle-alt-navy-card-103.png)
![2022 Seattle Mariners Alternate Teal Uniform Baseball Card](https://uniformlineupcards.files.wordpress.com/2022/11/22-seattle-alt-teal-card-104.png)
![2022 Seattle Mariners Jackie Robinson Day Uniform Baseball Card](https://uniformlineupcards.files.wordpress.com/2022/11/22-seattle-42-card-154.png)
![2022 Seattle Mariners Mother's Day Uniform Baseball Card](https://uniformlineupcards.files.wordpress.com/2022/11/22-seattle-moms-card-185.png)
![2022 Seattle Mariners Armed Forces Day Weekend Alt Navy Uniform Baseball Card](https://uniformlineupcards.files.wordpress.com/2022/11/22-seattle-armed-forces-day-alt-navy-card-246.png)
![2022 Seattle Mariners Armed Forces Day Weekend Road Uniform Baseball Card](https://uniformlineupcards.files.wordpress.com/2022/11/22-seattle-armed-forces-day-road-card-247.png)
![2022 Seattle Mariners Lou Gehrig Day Uniform Baseball Card](https://uniformlineupcards.files.wordpress.com/2022/11/22-seattle-gehrig-card-308.png)
![2022 Seattle Mariners Seattle Steelheads Uniform Baseball Card](https://uniformlineupcards.files.wordpress.com/2022/11/22-seattle-steelheads-card-319.png)
![2022 Seattle Mariners Father's Day Uniform Baseball Card](https://uniformlineupcards.files.wordpress.com/2022/11/22-seattle-dads-card-385.png)
![2022 Seattle Mariners July 4th Independence Day Uniform Baseball Card](https://uniformlineupcards.files.wordpress.com/2022/11/22-seattle-independence-day-card-403.png)
![2022 Seattle Mariners Childhood Cancer Awareness Day Uniform Baseball Card](https://uniformlineupcards.files.wordpress.com/2022/11/22-seattle-cancer-card-450-1.png)
![2022 Seattle Mariners September 11th Remembrance Day Uniform Baseball Card](https://uniformlineupcards.files.wordpress.com/2024/05/22-seattle-9-11-card-487.png)
![2022 Seattle Mariners Marineros Uniform Baseball Card](https://uniformlineupcards.files.wordpress.com/2024/05/22-seattle-marineros-card-493.png)
![2022 Seattle Mariners Roberto Clemente Day Uniform Baseball Card](https://uniformlineupcards.files.wordpress.com/2022/11/22-seattle-clemente-card-521.png)
![2022 Seattle Mariners Road Uniform Baseball Card with 2022 Postseason patch](https://uniformlineupcards.files.wordpress.com/2022/11/22-seattle-road-postseason-card-544.png)
![2022 Seattle Mariners Alternate Navy Uniform Baseball Card with 2022 Postseason patch](https://uniformlineupcards.files.wordpress.com/2022/11/22-seattle-alt-navy-postseason-card-545.png)
![2022 Seattle Mariners Home Uniform Baseball Card with 2022 Postseason patch](https://uniformlineupcards.files.wordpress.com/2022/11/22-seattle-home-postseason-card-546.png)
Pictured below are the individual baseball uniforms worn by the Seattle Mariners during the 2021 MLB season.
![2021 Seattle Mariners Home Uniform Baseball Card](https://uniformlineupcards.files.wordpress.com/2022/08/21-seattle-home-card-105.png)
![2021 Seattle Mariners Alternate Teal Uniform Baseball Card](https://uniformlineupcards.files.wordpress.com/2022/08/21-seattle-alt-teal-card-106.png)
![2021 Seattle Mariners Alternate Navy Uniform Baseball Card with Alternate Hat](https://uniformlineupcards.files.wordpress.com/2022/08/21-seattle-alt-navy-alt-hat-card-107.png)
![2021 Seattle Mariners Road Uniform Baseball Card](https://uniformlineupcards.files.wordpress.com/2022/08/21-seattle-road-card-108.png)
![2021 Seattle Mariners Alternate Home Uniform Baseball Card](https://uniformlineupcards.files.wordpress.com/2024/05/21-seattle-alt-home-card-109.png)
![2021 Seattle Mariners Alternate Navy Uniform Baseball Card](https://uniformlineupcards.files.wordpress.com/2022/08/21-seattle-alt-navy-card-110.png)
![2021 Seattle Mariners Seattle Steelheads Uniform Baseball Card](https://uniformlineupcards.files.wordpress.com/2022/08/21-seattle-steelheads-card-169.png)
![2021 Seattle Mariners Jackie Robinson Day Uniform Baseball Card](https://uniformlineupcards.files.wordpress.com/2022/08/21-seattle-42-card-211.png)
![2021 Seattle Mariners Alternate Navy Uniform Baseball Card with Jackie Robinson Day Hat](https://uniformlineupcards.files.wordpress.com/2022/08/21-seattle-42-hat-card-212.png)
![2021 Seattle Mariners Mother's Day Uniform Baseball Card](https://uniformlineupcards.files.wordpress.com/2022/08/21-seattle-moms-card-238.png)
![2021 Seattle Mariners Armed Forces Weekend Alternate Teal Uniform Baseball Card](https://uniformlineupcards.files.wordpress.com/2022/08/21-seattle-armed-forces-weekend-teal-card-303.png)
![2021 Seattle Mariners Armed Forces Day Uniform Baseball Card](https://uniformlineupcards.files.wordpress.com/2022/08/21-seattle-armed-forces-day-card-304.png)
![2021 Seattle Mariners Armed Forces Weekend Alternate Home Uniform Baseball Card](https://uniformlineupcards.files.wordpress.com/2024/05/21-seattle-armed-forces-weekend-alt-card-305.png)
![2021 Seattle Mariners Memorial Day Uniform Baseball Card](https://uniformlineupcards.files.wordpress.com/2022/08/21-seattle-memorial-day-card-342.png)
![2021 Seattle Mariners Lou Gehrig Day Home Uniform Baseball Card](https://uniformlineupcards.files.wordpress.com/2022/08/21-seattle-gehrig-home-card-371.png)
![2021 Seattle Mariners Lou Gehrig Day Alternate Navy Uniform Baseball Card](https://uniformlineupcards.files.wordpress.com/2022/08/21-seattle-gehrig-alt-navy-card-372.png)
![2021 Seattle Mariners Father's Day Uniform Baseball Card](https://uniformlineupcards.files.wordpress.com/2022/08/21-seattle-dads-card-402.png)
![2021 Seattle Mariners July 4th Weekend Alternate Teal Uniform Baseball Card](https://uniformlineupcards.files.wordpress.com/2022/08/21-seattle-july-4th-weekend-teal-card-466.png)
![2021 Seattle Mariners July 4th Weekend Home Uniform Baseball Card](https://uniformlineupcards.files.wordpress.com/2022/08/21-seattle-july-4th-weekend-home-card-467.png)
![2021 Seattle Mariners July 4th Independence Day Uniform Baseball Card](https://uniformlineupcards.files.wordpress.com/2022/08/21-seattle-independence-day-card-468.png)
![2021 Seattle Mariners Childhood Cancer Awareness Day Uniform Baseball Card](https://uniformlineupcards.files.wordpress.com/2022/08/21-seattle-cancer-card-562.png)
![2021 Seattle Mariners September 11th Remembrance Day Uniform Baseball Card](https://uniformlineupcards.files.wordpress.com/2022/08/21-seattle-9-11-card-563.png)
![2021 Seattle Mariners Roberto Clemente Day Uniform Baseball Card](https://uniformlineupcards.files.wordpress.com/2022/08/21-seattle-clemente-card-564.png)
Pictured below are the individual baseball uniforms worn by the Seattle Mariners during the 2020 MLB season.
![2020 Seattle Mariners Black Lives Matter and United For Change patches Uniform Baseball Card](https://uniformlineupcards.files.wordpress.com/2023/02/20-seattle-alt-navy-blm-card-026.png)
![2020 Seattle Mariners Alternate Navy Uniform Baseball Card](https://uniformlineupcards.files.wordpress.com/2023/02/20-seattle-alt-navy-card-135.png)
![2020 Seattle Mariners Road Uniform Baseball Card](https://uniformlineupcards.files.wordpress.com/2023/02/20-seattle-road-card-136.png)
![2020 Seattle Mariners Alternate Teal Uniform Baseball Card](https://uniformlineupcards.files.wordpress.com/2023/02/20-seattle-alt-teal-card-137.png)
![2020 Seattle Mariners Home Uniform Baseball Card](https://uniformlineupcards.files.wordpress.com/2023/02/20-seattle-home-card-138.png)
![2020 Seattle Mariners Alternate Home Uniform Baseball Card](https://uniformlineupcards.files.wordpress.com/2024/05/20-seattle-alt-home-card-139.png)
![2020 Seattle Mariners Negro Leagues Centennial patch Uniform Baseball Card](https://uniformlineupcards.files.wordpress.com/2023/02/20-seattle-alt-navy-nl-100-card-190.png)
![2020 Seattle Mariners Roberto Clemente Day Uniform Baseball Card](https://uniformlineupcards.files.wordpress.com/2023/02/20-seattle-42-card-226.png)
![2020 Seattle Mariners Childhood Cancer Awareness Day Uniform Baseball Card](https://uniformlineupcards.files.wordpress.com/2023/02/20-seattle-cancer-card-259.png)
![2020 Seattle Mariners Roberto Clemente Day Uniform Baseball Card](https://uniformlineupcards.files.wordpress.com/2023/02/20-seattle-clemente-card-290.png)
![2020 Seattle Mariners September 11th Remembrance Day Uniform Baseball Card](https://uniformlineupcards.files.wordpress.com/2023/02/20-seattle-9-11-card-321.png)