Ken Johnson played professional baseball for the New York Yankees organization for five years after being selected in the baseball draft as the 24th overall pick in 1968. While at Redwood High School, Johnson was selected as an all-league player in football (1965 and 1966), basketball (1968) and baseball (1966, 1967, and 1968). In 1968 Johnson was Northern California Baseball Player of the Year. After finishing his professional career, Johnson turned to coaching in the state of Washington. He was named High School Coach of the Year twice and then won seven Conference Titles and seven Coach of the Year awards as head coach of Walla Walla Community College between 1989 and 1999. Johnson is a member of both the Washington State Baseball Hall of Fame and the Marin County Athletic Hall of Fame.