As of my knowledge cutoff in September 2021, Ken Jennings' net worth was estimated to be around $4 million. Ken Jennings gained widespread recognition as the record-breaking contestant on the television quiz show "Jeopardy!" He holds the record for the longest winning streak in the show's history, amassing an impressive total of over $2.5 million in winnings. In addition to his success on "Jeopardy!," Jennings has written books, appeared on other game shows, and worked as a television host and commentator. His net worth is a result of his accomplishments on "Jeopardy!" and his subsequent career endeavors in the entertainment industry. Read More: https://networthscape.com/2023/05/25/ken-jennings-net-worth/