Arnold Alois Schwarzenegger is an Austrian-American actor, director, producer, filmmaker, businessman, investor, author, philanthropist, activist, politician, and former professional bodybuilder and powerlifter. He served two terms as the 38th Governor of California from 2003 to 2011. Schwarzenegger began lifting weights at the age of 15.

He won the Mr. Universe title at age 20 and went on to win the Mr. Olympia contest seven times, remaining a prominent presence in bodybuilding and writing many books and articles on the sport. The Arnold Sports Festival, considered one of the best professional bodybuilding competitions in recent years, is named after him. He is widely considered to be one of the greatest bodybuilders of all time as well as that sport's most charismatic ambassador.