Who has been on the fifty cent piece?

The fifty-cent piece, also known as the half dollar, has featured several designs, but the most recognized is the Kennedy half dollar, which honors President John F. Kennedy. This design was introduced in 1964 following his assassination. Prior to that, the Walking Liberty design by Adolph A. Weinman was used from 1916 to 1947. Other designs have featured figures like Benjamin Franklin and the U.S. Mint's seal.