John Lowenstein was a professional baseball player who played for several teams during his career. He was born on January 27, 1947, in Wolf Point, Montana, and grew up in California. He attended the University of California, Riverside, where he played baseball and basketball.

Lowenstein was drafted by the Cleveland Indians in 1965 and made his major league debut in 1970. He played for the Indians until 1977, when he was traded to the Texas Rangers. He played for the Rangers for one season before being traded to the Baltimore Orioles in 1978.

Lowenstein played for the Orioles for seven seasons and was a key player on the team that won the World Series in 1983. He was known for his clutch hitting and his ability to play multiple positions, including outfield and first base. He was also a fan favorite for his colorful personality and his habit of wearing his uniform pants high above his knees.

After leaving the Orioles in 1985, Lowenstein played briefly for the Milwaukee Brewers before retiring from baseball. He finished his career with a .253 batting average, 116 home runs, and 513 runs batted in.

Lowenstein was also known for his activism off the field. He was a vocal opponent of the Vietnam War and was involved in anti-war protests during his college years. He also spoke out against the use of Native American mascots in sports and was a supporter of environmental causes.

After retiring from baseball, Lowenstein worked as a broadcaster and a motivational speaker. He also wrote a book, "Orioles Magic: Moments and Memories from the 1983 World Series Champions," which chronicled the Orioles' championship season.

Lowenstein's baseball career was marked by his versatility, his clutch hitting, and his colorful personality. He was a key player on several successful teams and was beloved by fans for his on-field performance and his off-field activism.