Completed Event: Baseball versus Sacramento State on March 24, 2026 , Win , 11, to, 1 , (7 inn.)
Final
Baseball
11
vs Sacramento State
(7 inn.)
1
2026 Baseball Roster
Roster
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/ Baseball
Jersey Number 28
Blake O'Brien
- Position:
- RHP
- B/T:
- R/R
- Class:
- Redshirt Freshman
- Height:
- 5-11
- Weight:
- 195
- Hometown:
- Overland Park, Kan.
- High School:
- Saint Thomas Aquinas HS
Get to Know Blake ...
At what age did you start playing baseball and how did you get into baseball?
- 5 years old, with kindergarten friends.
- Locked in.
- Football, I played for 12 years before I came to KU.
- Pitching is the only thing that I do right handed.
- Salvador Perez.
NAME & HOMETOWN PRONUNCIATION
FRESHMAN – 2025
- Did not appear in a game
HIGH SCHOOL
- Played four years of baseball at Saint Thomas Aquinas High School in Overland Park, Kansas
- Ranked the No. 2 outfielder in the state of Kansas, and the No. 6 overall prospect in the state by Prep Baseball Report
- Named the Kansas 5A Player of the Year, an All-State First Team pitcher and an All-EKL First Team outfielder
- Posted a 7-1 record with a 1.14 ERA in 49.0 innings pitched through his junior year
- Recorded 85 strikeouts, a 1.07 WHIP and opponents hit .184 against him through his junior year
- Led the state of Kansas in extra-base hits (17) and doubles (13)
- His 13 doubles were also a school record
- In 2023, led St. Thomas Aquinas to a third-place finish in Class 5A, a conference championship and a regional championship
- Played four years of football in addition to baseball
- All-EKL First Team selection in football
- Four-year varsity starter in football and baseball
PERSONAL
- Son of Jason and Angie O'Brien
- Has two younger sisters, Brooke and Blair
- Committed in October 2022
- Picked Kansas over Duke, Notre Dame, Missouri State, Purdue, Arkansas and Xavier
- Chose Kansas because, “The coaching staff, the direction of the program and the opportunity to stay in Kansas and help build something special.”
- Majoring in business administration
Baseball Highlights vs. Cincinnati
Sunday, March 29
Baseball Highlights vs. Sacramento State
Tuesday, March 24
Baseball Highlights vs. Houston
Sunday, March 22
Baseball Highlights vs. Missouri
Wednesday, March 18
