2018 Baseball Roster

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Jon Olsen
Jon Olsen
Photo by: Arionne Thomas
Jon Olsen
Photo by: Arionne Thomas
UCLA Athletics -  2018 UCLA Baseball Media Day portraits, Jackie Robinson Stadium, UCLA, Los Angeles, CAJanuary 10th, 2018Copyright Don Liebig/ASUCLAOlsen_Jon_005.NEF
Jersey Number 11

Jon Olsen

  • Height:
    6-3
  • Weight:
    201
  • Class:
    Junior
  • Hometown:
    Rancho Cucamonga, Calif.
  • High School:
    Damien HS

Notes
Selected by the Minnesota Twins as the 364th pick in the 12th round of the 2018 MLB Draft.

2018
Made six starts before season-ending injury โ€ฆ posted a 2-0 record with a 2.20 ERA โ€ฆ struck out 28 batters over 28.2 innings โ€ฆ held opponents to a .200 batting average โ€ฆ allowed just eight walks โ€ฆ made two starts during Pac-12 play, posting a 2.57 ERA โ€ฆ struck out eight batters in 7.0 innings in conference play โ€ฆ threw first career complete game allowing one run with eight strikeouts against Michigan State on March 3 โ€ฆ tossed 7.0 scoreless innings with seven strikeouts in season debut against Portland on Feb. 17 โ€ฆ made first start after missing one month due to injury against No. 2 Stanford tossing 3.0 innings allowing two unearned runs with five strikeouts.

2017 (Summer)
Played for the USA Baseball Collegiate National Team โ€ฆ Went 1-0 with a 2.67 ERA in six appearances for the red, white and blue โ€ฆ recorded 15 strikeouts compared to just two walks โ€ฆ first UCLA player to compete for Team USA since James Kaprielian in 2014.

2017
All-Pac-12 team selection โ€ฆ made 16 appearances with 15 starts โ€ฆ posted a 7-1 record with a 2.86 ERA โ€ฆ struck out 80 batter with 31 walks over 85.0 innings โ€ฆ struck out at least five batters in eight of 15 starts, including three starts of eight strikeouts or more โ€ฆ lasted at least five innings in his final eight starts โ€ฆ held opponents to a team-best .202 batting average against โ€ฆ ranked top-10 in the conference in ERA, strikeouts and opposing batting average โ€ฆ made nine starts during Pac-12 play, posting a perfect 6-0 record with a team-best 2.08 ERAโ€ฆ struck out 53 batters in 56.1 innings โ€ฆ posted a team-best .174 opposing batting average during Pac-12 play โ€ฆ top-10 during Pac-12 play in ERA, strikeouts, ERA, opponent batting average and win โ€ฆ struck out nine batters in 5.2 innings against USC at Dodger Stadium on March 5 โ€ฆ earned first win of the season tossing 7.0 scoreless winning surrendering just three hits vs. California on March 26 โ€ฆ tied career-high with nine strikeouts in 7.0 innings at Washington State on May 14 โ€ฆ set career-high with 8.0 innings pitched allowing one run with eight strikeouts in regular season finale at Oregon on May 27 โ€ฆ tossed 7.2 innings allowing two runs in Long Beach Regional vs. San Diego State on June 3.

2016 (Summer)
Played for the Bellingham Bells inย the West Coast League ... went 7-2 with a 2.05 ERA in 10 games (nine starts) ... recorded 42 strikeouts and 12 walks in 57.0 innings ... Bellingham finished the summer with a 32-22 overall record

2016
Appeared in 11 games (five starts), posting a record of 0-0 with a 7.36 ERAโ€ฆstruck out seven batters over 18.1 innings pitchedโ€ฆheld opponents scoreless in four of six relief appearancesโ€ฆmade one appearance in Pac-12 play, pitching one scoreless inningโ€ฆmade his first career appearance on February 21 against North Carolina, pitching 0.2 scoreless inning with one strikeoutโ€ฆmade his first career start on April 19 at Pepperdine and served as the midweek starter from that point forwardโ€ฆpitched a career-high 3.1 innings, allowing just one run on three hits with two strikeouts against Pepperdine on May 10.

High School
Three-year varsity baseball letterwinner at Damien High School (La Verne, Calif.) under head coach Al Leyva โ€ฆ ranked No. 36 on Perfect Game USAโ€™s list of Top 500 High School prospects in California for 2015 โ€ฆ 2015 Perfect Game USA honorable mention All-American โ€ฆ 2015 Perfect Game USA California Region first team All-American โ€ฆ 2014 Perfect Game USA Underclass First Team All-American โ€ฆ played for the Milwaukee Brewers at the 2013 Area Code Games in Long Beach, Calif. โ€ฆ named to the 2013 Rawlings Top Prospect team at the Perfect Game USA Underclass Showcase โ€ฆ named to the 2013 Perfect Game USA WWBA World Championships All-Tournament Team โ€ฆ 2013 Perfect Game USA Underclass Third Team All-American โ€ฆ as a senior at Damien HS, led his team to the third round of the CIF-SS Division II playoffs โ€ฆ as a junior, posted a 1-2 record with a 3.13 ERA in four appearances (three starts), while leading his team to the CIF-SS Division II playoffs โ€ฆ also hit .293 with three homeruns, four doubles, one triple, 22 RBIs and 18 runs in 27 games at the plate โ€ฆ as a sophomore, hit .360 with one homerun, seven doubles, 11 RBIs and 13 runs in 23 games.

Personal
Full name: Jonathan Robert Olsen โ€ฆ born in Loma Linda, Calif. โ€ฆ parents are Tom and Debbie Olsen โ€ฆ has three older sisters Erin (31), Kelly (28) and Lindsey (25) โ€ฆ decided to attend UCLA because he felt there was no better option for the combination of great academics and athletics โ€ฆ admires St. Louis Cardinals pitcher Adam Wainwright โ€ฆ lists his hobbies outside of baseball as playing golf and going wakeboarding โ€ฆ something you may not know about Jon is that he started playing golf competitively at the age of five โ€ฆ majoring in psychology.

Career Highs
Innings: 9.0 vs. Michigan State (3/3/18)
Strikeouts: 9 (two times) at Washington State (5/14/17)

UCLA Baseball Postgame - Coach Savage & Players vs. LSU (June 17, 2025)
Tuesday, June 17
UCLA Baseball Postgame - Coach Savage & Players vs. Arkansas (June 17, 2025)
Tuesday, June 17
UCLA Baseball Postgame - Coach Savage & Players vs. Murray State (June 14, 2025)
Saturday, June 14
Highlights - UCLA Baseball vs. Murray State (June 14, 2025)
Saturday, June 14