University of the Pacific

2020 (Senior)
Ranked fifth on the team with a .425 slugging percentage and eight RBIs while hitting .325 with four doubles. Had multi-hit games against Saint Francis (2/29) and Nevada (3/6), including an RBI single against the Wolf Pack that began the Tigers' four-run rally for the comeback win. Enjoyed a team-high eight-game hit streak from February 29 to March 8, going 10 for 24 in that span with six RBIs. Also reached base in eight straight games.

2019 (Junior)
Started 42 out of 44 games played for the Tigers. Improved upon her sophomore season, tallying 29 hits, six doubles, three home runs and 14 RBIs. Had a three-RBI performance against Marist (3/22) off a three-run home run. Went 2 for 3 at the plate with two doubles on the road against Stanford (2/14). 

2018 (Sophomore)
Made 17 starts and 23 appearances her junior year for the Orange and Black. Registered 12 hits, four runs and two RBIs for the Tigers. Kicked off the year with back-to-back multi-hit performances against Montana (2/9) and Weber State (2/10). Had a three-game hitting streak during this stretch, recording an RBI double the following game against Grand Canyon (2/10). Tallied her second RBI of the year with an RBI-single in the Tigers'' shutout win against Stanford on (4/14).

2017 (at Missouri)
Did not play.

High School
A four-year varsity player for Elliot Christian High School, Kooyman boasted a .731 career batting average and a 1.466 slugging mark with a .769 on-base percentage. She hit 24 home runs and knocked in 211 RBIs while only striking out eight times in her career for the Eagles. On defense, the infielder accumulated 124 putouts with a superb .924 fielding percentage. Kooyman was also a four-time Max Preps California Small Schools All-State honoree and was named a Max Preps All-American her junior year. Also a standout in the classroom, Kooyman graduated Summa Cum Laude from Elliot Christian.