Major League Baseball PLAYER PROFILE

Bryan Woo

Seattle Mariners · Pitcher · Age 26 · #22

AGE26

BATSRight

THROWSRight

CURRENT LEVELMajor League Baseball

Bryan Woo is a pitcher for Seattle Mariners. Age 26. Bats right. Throws right. MLB debut: 2023-06-03.

2026 season by level

MLB

2026 · Major League Baseball

Seattle Mariners

Season 2026 · Major League Baseball

ERA3.92

WHIP1.08

W-L12-9

G29

GS29

IP167.2

SO167

BB36

K/98.96

BB/91.93

HR/90.97

Professional year-by-year

Minor League and MLB lines are labeled by both season and competition level.

MLB

2026 · Major League Baseball

Seattle Mariners

Season 2026 · Major League Baseball

ERA3.92

WHIP1.08

W-L12-9

G29

GS29

IP167.2

SO167

BB36

K/98.96

BB/91.93

HR/90.97

MLB

2025 · Major League Baseball

Seattle Mariners

Season 2025 · Major League Baseball

ERA2.94

WHIP0.93

W-L15-7

G30

GS30

IP186.2

SO198

BB36

K/99.55

BB/91.74

HR/91.25

MLB

2024 · Major League Baseball

Seattle Mariners

Season 2024 · Major League Baseball

ERA2.89

WHIP0.90

W-L9-3

G22

GS22

IP121.1

SO101

BB13

K/97.49

BB/90.96

HR/91.04

AAA

2024 · Triple-A

Tacoma Rainiers

Season 2024 · Triple-A

ERA0.00

WHIP0.44

W-L0-0

GS3

IP11.1

SO17

BB0

K/913.50

BB/90.00

HR/90.00

High-A

2024 · High-A

Everett AquaSox

Season 2024 · High-A

ERA6.75

WHIP1.13

W-L0-0

GS1

IP2.2

SO2

BB2

K/96.75

BB/96.75

HR/93.38

MLB

2023 · Major League Baseball

Seattle Mariners

Season 2023 · Major League Baseball

ERA4.21

WHIP1.21

W-L4-5

G18

GS18

IP87.2

SO93

BB31

K/99.55

BB/93.18

HR/91.33

2023 · Double-A

Arkansas Travelers

Season 2023 · Double-A

ERA2.05

WHIP0.89

W-L3-2

GS9

IP44.0

SO59

BB12

K/912.07

BB/92.45

HR/90.41

High-A

2022 · High-A

Everett AquaSox

Season 2022 · High-A

ERA4.78

WHIP1.50

W-L1-3

GS7

IP32.0

SO46

BB16

K/912.94

BB/94.50

HR/90.56

Low-A

2022 · Low-A

Modesto Nuts

Season 2022 · Low-A

ERA3.98

WHIP1.18

W-L0-1

GS6

IP20.1

SO29

BB6

K/912.84

BB/92.66

HR/90.89

Professional career totals

ERA3.37

WHIP1.02

W-L44-30

G125

GS125

IP673.2

SO712

BB152

SV0

Career by level

MLB

Major League Baseball

Seattle Mariners

ERA3.42

WHIP1.01

W-L40-24

G99

GS99

IP563.1

SO559

BB116

SV0

AAA

Triple-A

Tacoma Rainiers

ERA0.00

WHIP0.44

W-L0-0

GS3

IP11.1

SO17

BB0

SV0

Double-A

Arkansas Travelers

ERA2.05

WHIP0.89

W-L3-2

GS9

IP44.0

SO59

BB12

SV0

High-A

Everett AquaSox

ERA4.93

WHIP1.47

W-L1-3

GS8

IP34.2

SO48

BB18

SV0

Low-A

Modesto Roadsters

ERA3.98

WHIP1.18

W-L0-1

GS6

IP20.1

SO29

BB6

SV0

Advanced profile

BABIP.279

HR/90.97

P/IP15.27

Fielding

FLD%.923

G29

GS29

INN167.2

PO18

DP0

Bio

Age26

Height6' 2"

Weight205

BatsRight

ThrowsRight

BornOakland, USA

Draft2021

MLB debut2023-06-03

StatusActive

Last 8 games

Date	Season · Level	Opponent	Performance
2026-09-18	2026 · MLB	at Colorado Rockies	5.1 IP · 4 SO · 3 ER · 86 pitches
2026-09-12	2026 · MLB	at Athletics	6.0 IP · 5 SO · 0 ER · 80 pitches
2026-09-06	2026 · MLB	vs Athletics	8.0 IP · 9 SO · 0 ER · 102 pitches
2026-09-01	2026 · MLB	at Boston Red Sox	6.0 IP · 7 SO · 1 ER · 99 pitches
2026-08-26	2026 · MLB	vs Philadelphia Phillies	4.0 IP · 5 SO · 6 ER · 76 pitches
2026-08-16	2026 · MLB	at Houston Astros	6.0 IP · 5 SO · 2 ER · 75 pitches
2026-08-11	2026 · MLB	at New York Yankees	5.0 IP · 5 SO · 0 ER · 92 pitches
2026-08-05	2026 · MLB	vs Detroit Tigers	7.0 IP · 5 SO · 0 ER · 91 pitches

Recent roster and availability activity

Cosmetic jersey/uniform-number changes are intentionally omitted.

No recent roster/availability transactions returned.

Professional statistics are requested separately for MLB, Triple-A, Double-A, High-A and Low-A through MLB Stats API, then labeled and combined by Atlas Harbor. Prospect rankings and scouting grades are displayed only when the official MLB Pipeline page can be verified.