Ketner's athletic prowess at San Pedro will be notably remembered for being on four straight undefeated Marine League championship teams for soccer, and she also ran cross-country and track for the Pirates, being named All-City Division 1 her junior and senior seasons in soccer, where she scored 48 career goals and helped lead San Pedro to the CIF-LACS Division 1 semifinals the last three seasons.
In the 2018 quarterfinals, the Sonoma State-bound Ketner scored the winning goal with three minutes remaining for a 2-1 victory at Granada Hills.
Academically, Ketner, who receives a $2,500 scholarship and a plaque for her honor, is No.1 in her class, carrying a 4.0 GPA, not once receiving anything but an A in all four years. Ketner was also heavily involved in community work, especially with the San Pedro-Peninsula YMCA Youth and Government program. She also participates in Beach Clean-Up, plus the Thanksgiving Kitchen and Harvest Festival.