Riley O'Brien #84
St. Louis Cardinals
- P
- B/T: R/R
- 6' 4"/180
- Age: 28
- Riley Chun-Young O'Brien
- Status: Active
- Born: 2/06/1995 in Seattle, WA
- Draft: 2017, Tampa Bay Rays, Round: 8, Overall Pick: 229
- College: College of Idaho
- MLB Debut: 9/28/2021
- Relationship(s): grandson of Johnny O'Brien
2023 Stats
G | W-L | ERA | IP | SO | WHIP |
---|---|---|---|---|---|
51 | 2-5 | 2.29 | 55.0 | 86 | 1.22 |
2021 Stats
AB | AVG | HR | RBI | SB | OPS |
---|---|---|---|---|---|
24 | .167 | 0 | 2 | 0 | .467 |
MiLB Career Stats
G | W-L | ERA | IP | SO | WHIP |
---|---|---|---|---|---|
163 | 26-25 | 3.58 | 439.1 | 504 | 1.27 |
MLB Career Stats
G | W-L | ERA | IP | SO | WHIP |
---|---|---|---|---|---|
2 | 0-1 | 7.71 | 2.1 | 3 | 3.00 |
MiLB Career Stats
AB | AVG | HR | RBI | SB | OPS |
---|---|---|---|---|---|
25 | .160 | 0 | 2 | 0 | .450 |
Year | AB | R | H | HR | RBI | SB | AVG | OBP | OPS |
---|---|---|---|---|---|---|---|---|---|
2021 MiLB Stats | 24 | 1 | 4 | 0 | 2 | 0 | .167 | .259 | .467 |
MiLB Career Stats | 25 | 1 | 4 | 0 | 2 | 0 | .160 | .250 | .450 |
Year | W | L | ERA | G | GS | SV | IP | SO | WHIP |
---|---|---|---|---|---|---|---|---|---|
2023 MiLB Stats | 2 | 5 | 2.29 | 51 | 3 | 15 | 55.0 | 86 | 1.22 |
MiLB Career Stats | 26 | 25 | 3.58 | 163 | 66 | 15 | 439.1 | 504 | 1.27 |
MLB Career Stats | 0 | 1 | 7.71 | 2 | 1 | 0 | 2.1 | 3 | 3.00 |
- Next Game:
More Riley O'Brien

Bats' O'Brien strikes out six batters

Louisville's O'Brien with one of his six strikeouts

O'Brien rebounds with stellar start for Biscuits

Stone Crabs take out Tarpons 5-3

Stone Crabs pitch way to 2-1 win in Lakeland

Helman's walk-off homer sinks Stone Crabs 3-1

Walls home run lifts Stone Crabs past Marauders 3-2

Stone Crabs sweep Bradenton with 3-2 win

Stone Crabs sweep Fire Frogs with 3-0 shutout
Latest Transactions
Team | Date | Transaction |
---|---|---|
|
November 5, 2023 | Seattle Mariners traded RHP Riley O'Brien to St. Louis Cardinals for cash. |
|
January 31, 2023 | Seattle Mariners invited non-roster RHP Riley O'Brien to spring training. |
|
January 31, 2023 | RHP Riley O'Brien roster status changed by Seattle Mariners. |
|
July 26, 2022 | Tacoma Rainiers activated RHP Riley O'Brien. |
|
July 26, 2022 | Tacoma Rainiers activated RHP Riley O'Brien. |
|
June 30, 2022 | Tacoma Rainiers transferred RHP Riley O'Brien to the Development List. |
|
June 2, 2022 | Seattle Mariners sent RHP Riley O'Brien outright to Tacoma Rainiers. |
|
May 27, 2022 | Seattle Mariners designated RHP Riley O'Brien for assignment. |
|
May 8, 2022 | Seattle Mariners optioned RHP Riley O'Brien to Tacoma Rainiers. |
|
May 5, 2022 | Seattle Mariners recalled RHP Riley O'Brien from Tacoma Rainiers. |
|
April 17, 2022 | RHP Riley O'Brien assigned to Louisville Bats. |
|
April 17, 2022 | Seattle Mariners optioned RHP Riley O'Brien to Tacoma Rainiers. |
|
April 13, 2022 | Cincinnati Reds designated RHP Riley O'Brien for assignment. |
|
March 27, 2022 | Louisville Bats activated RHP Riley O'Brien. |
|
March 27, 2022 | Cincinnati Reds optioned RHP Riley O'Brien to Louisville Bats. |
|
October 5, 2021 | Cincinnati Reds recalled RHP Riley O'Brien from Louisville Bats. |
|
September 30, 2021 | Cincinnati Reds optioned RHP Riley O'Brien to Louisville Bats. |
|
September 28, 2021 | Cincinnati Reds recalled RHP Riley O'Brien from Louisville Bats. |
|
May 4, 2021 | RHP Riley O'Brien assigned to Louisville Bats from Reds Alternate Training Site. |
|
March 29, 2021 | P Riley O'Brien assigned to Reds Alternate Training Site from Louisville Bats. |
|
March 12, 2021 | Cincinnati Reds optioned P Riley O'Brien to Louisville Bats. |
|
February 3, 2021 | Riley O'Brien changed number to 84. |
|
November 20, 2020 | Cincinnati Reds selected the contract of RHP Riley O'Brien from Chattanooga Lookouts. |
|
October 2, 2020 | RHP Riley O'Brien assigned to Chattanooga Lookouts from Reds Alternate Training Site. |
|
August 28, 2020 | RHP Riley O'Brien assigned to Reds Alternate Training Site. |
|
August 28, 2020 | Tampa Bay Rays traded Riley O'Brien to Cincinnati Reds for LHP Cody Reed. |
|
September 9, 2019 | Montgomery Biscuits activated RHP Riley O'Brien from the 7-day injured list. |
|
July 26, 2019 | Montgomery Biscuits placed RHP Riley O'Brien on the 7-day injured list. |
|
May 7, 2019 | RHP Riley O'Brien assigned to Montgomery Biscuits from Charlotte Stone Crabs. |
|
April 1, 2019 | RHP Riley O'Brien assigned to Charlotte Stone Crabs from Montgomery Biscuits. |
|
February 23, 2019 | RHP Riley O'Brien assigned to Tampa Bay Rays. |
|
September 11, 2018 | RHP Riley O'Brien assigned to Montgomery Biscuits from Durham Bulls. |
|
September 5, 2018 | RHP Riley O'Brien assigned to Durham Bulls from Charlotte Stone Crabs. |
|
August 26, 2018 | Charlotte Stone Crabs activated RHP Riley O'Brien from the 7-day disabled list. |
|
August 10, 2018 | Charlotte Stone Crabs placed RHP Riley O'Brien on the 7-day disabled list retroactive to August 9, 2018. |
|
June 23, 2018 | RHP Riley O'Brien assigned to Charlotte Stone Crabs from Bowling Green Hot Rods. |
|
June 18, 2018 | RHP Riley O'Brien assigned to MID East Division All-Stars. |
|
April 2, 2018 | RHP Riley O'Brien assigned to Bowling Green Hot Rods from Princeton Rays. |
|
June 21, 2017 | RHP Riley O'Brien assigned to Princeton Rays. |
|
June 20, 2017 | Tampa Bay Rays signed RHP Riley O'Brien. |
+ Show More Transactions
Awards
APP Pitcher of the Week
Week | ||
---|---|---|
07/02/2017 | Princeton Rays | APP |
08/06/2017 | Princeton Rays | APP |
MID Mid-Season All-Star
Year | ||
---|---|---|
2018 | Bowling Green Hot Rods | MID |
PCL Post-Season All-Star
Year | ||
---|---|---|
2023 | Tacoma Rainiers | PCL |