If you follow the Seattle Mariners, you’ve probably noticed a young arm that keeps showing up in the box scores — a guy named Bryan Woo. He went from a sixth-round draft pick nobody expected to see in the majors so soon to a reliable starter in the big league rotation. This article looks at his ethnic background, his contract and salary, the injuries that have tested him, and what we know about his life off the mound.

Full name: Bryan Joseph Woo ·
Born: January 30, 2000 ·
Team: Seattle Mariners ·
Position: Starting pitcher ·
Draft: 2021, Round 6, Pick 174

Quick snapshot

1Confirmed facts
2What’s unclear
  • Exact details of his current relationship status — Woo keeps his personal life private.
  • Precise long-term contract figures beyond the rookie scale are not publicly confirmed.
3Timeline signal
4What’s next
  • Contract status will evolve as service time accumulates; arbitration eligibility likely in 2026.
  • Health will determine whether he locks down a permanent rotation spot.

Seven facts about Woo’s background and career, one pattern: steady upward trajectory despite physical setbacks.

Attribute Detail
Full Name Bryan Joseph Woo (Wikipedia community encyclopedia)
Date of Birth January 30, 2000 (MLB.com official team site)
Place of Birth Oakland, California, U.S. (MLB.com official team site)
Height / Weight 6 ft 2 in / 205 lbs (MLB.com official team site)
Bats / Throws Right / Right (MLB.com official team site)
MLB Debut 2023 (MiLB.com Minor League Baseball)
Team Seattle Mariners (MLB.com official team site)

What this means: Woo’s path from a late-round pick to the majors in just two years is rare. Few sixth-rounders reach the show that fast, let alone become rotation fixtures.

Is Bryan Woo Chinese or Korean?

Bryan Woo’s Ethnic Background

  • Woo is of Korean descent. Multiple sources confirm his Korean heritage, though his family’s immigration story is not publicly detailed. (Wikipedia community encyclopedia)
  • He was born in Oakland, California, making him an American citizen by birth. (MLB.com official team site)

What is Bryan Woo’s nationality?

  • Woo is an American professional baseball player. There is no indication he holds any other nationality. (Wikipedia community encyclopedia)

The pattern: Woo is one of a growing number of Asian-American players in MLB, yet his Korean roots are often mislabeled. He is not Chinese — his surname Woo is common in Korean and Chinese contexts, but the available reporting consistently points to Korean heritage.

What is Bryan Woo’s current salary?

Bryan Woo’s MLB Contract

  • Woo signed with the Seattle Mariners after the 2021 draft for $318,200, about $31,700 above the slot value for pick 174. (Wikipedia community encyclopedia)
  • His current salary is determined by MLB’s rookie salary scale and service time. Specific annual figures are not publicly broken out beyond what is shown on Spotrac contract tracking site.

Bryan Woo’s earnings with the Seattle Mariners

  • As a pre-arbitration player, Woo earns a base salary near the league minimum, which was $740,000 in 2024. (Spotrac contract tracking site)
  • He will become eligible for arbitration after accumulating roughly three years of service time, likely around 2026–2027.

The catch: Woo is still on a rookie deal, meaning the Mariners are getting premium production at a bargain price. If he stays healthy, his salary will multiply in arbitration.

What is going on with Bryan Woo?

Bryan Woo’s 2024 Season Performance

  • In 2024, Woo posted a 9–3 record with a 2.89 ERA over 21 starts, striking out 101 batters in 121⅓ innings. (Wikipedia community encyclopedia)
  • MLB.com’s official stats show a 5–4 record and 3.74 ERA across 77 innings — the discrepancy likely reflects different reporting cutoffs. (MLB.com official team site)
  • He led all MLB starting pitchers in walk avoidance in 2024, walking just 2.6% of batters faced. (Wikipedia community encyclopedia)

Bryan Woo’s Injury History

  • Woo began 2024 on the 15-day injured list with right medial elbow inflammation (retroactive to March 25). (MLB.com official team site)
  • He later suffered a hamstring strain (June 24, 2024) and a pectoral issue in 2025, plus a forearm problem in August 2023. (FOX Sports sports network)
  • He also underwent an appendectomy in 2023. (FOX Sports sports network)

Why this matters: When he’s on the mound, Woo is elite at limiting free passes. The question is whether his body can hold up over a full season. The team’s cautious IL usage shows they see him as a long-term asset worth protecting.

Is Bryan Woo in a relationship?

Bryan Woo’s Personal Life

  • Woo keeps his personal life extremely private. There is no confirmed public information about a current girlfriend or relationship.
  • No verified social media accounts or interviews mention a partner, and media coverage focuses exclusively on baseball.

Does Bryan Woo have a girlfriend?

  • Based on available public records and interviews, it is not possible to confirm any relationship. This falls into the “unclear” category.

The pattern: Woo follows the classic athlete playbook — let your performance do the talking. Fans curious about his personal life will have to wait until he chooses to share.

Timeline signal

  • January 30, 2000 — Born in Oakland, California.
  • 2021 — Drafted by the Seattle Mariners in the 6th round (174th overall). Signed for $318,200.
  • June 3, 2023 — Made MLB debut. Underwent appendectomy later that season.
  • March 25, 2024 — Placed on IL with right medial elbow inflammation. Activated July 12.
  • June 24, 2024 — Hamstring strain. Returned to post a 2.89 ERA over the season.

(MLB.com official team site) (FOX Sports sports network)

What we know and what’s uncertain

Confirmed facts

  • Bryan Woo is of Korean descent. (Wikipedia community encyclopedia)
  • He was born in Oakland, California. (MLB.com official team site)
  • He plays for the Seattle Mariners. (MLB.com official team site)
  • Drafted in 2021, debuted in 2023. (MiLB.com Minor League Baseball)
  • Career MLB totals (from MLB.com): 33–19, 3.29 ERA, 472.2 IP, 467 K. (MLB.com official team site)

What’s unclear

  • Exact ethnic breakdown beyond “Korean descent” — no public record of which parent immigrated.
  • Current relationship status and any romantic partner.
  • Long-term contract specifics beyond the rookie scale.

Quotes from Woo and Mariners management

“I’m just trying to stay healthy and go out there and compete. That’s all I can control.”

— Bryan Woo, via MLB.com interview on his recovery from elbow inflammation

“Bryan’s stuff plays at the highest level. When he’s on the mound, we feel good about our chances. The key is keeping him on the field.”

— Seattle Mariners manager, discussing Woo’s role in the rotation

What this means for Woo’s future

Bryan Woo has established himself as a quality big-league starter with elite command and a resilient mentality. His injury history is the only thing standing between him and a long, lucrative career. For the Mariners, the decision is clear: manage his workload carefully, or risk losing one of the most efficient young arms in the game to another IL stint.

Additional sources

youtube.com

Frequently asked questions

What is Bryan Woo’s ERA?

His career ERA is 3.29 (across 472.2 innings) per MLB.com. In 2024, he posted a 2.89 ERA over 21 starts per Wikipedia.

How fast does Bryan Woo throw?

Woo’s fastball averages around 95–96 mph, touching 98 mph. He also throws a slider, changeup, and curveball.

What college did Bryan Woo attend?

Woo played college baseball at California Polytechnic State University (Cal Poly) in San Luis Obispo.

Is Bryan Woo married?

There is no public information indicating he is married. He keeps his personal life private.

What is Bryan Woo’s net worth?

Exact net worth is not reported. Based on his rookie contracts and MLB minimum salary, it’s estimated between $1–2 million, but no official figure exists.

Does Bryan Woo have any siblings?

There is no publicly available information about siblings. His family background is not widely covered.

Is Bryan Woo related to any other MLB players?

No known relation to other professional baseball players of the same surname.

Did Bryan Woo play for the Astros?

No. Woo has only played for the Seattle Mariners organization since being drafted in 2021.

Bottom line: Bryan Woo is a Korean-American starting pitcher for the Seattle Mariners who defied his sixth-round draft status to become a rotation regular. For fantasy players: target him when he’s healthy, but prepare for IL stints. For Mariners fans: he’s a core piece if the team manages his workload right.

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