Which Americans have been knighted?

A few notable Americans have been knighted, primarily by the British Crown, including General Dwight D. Eisenhower, who received the honorary title of Knight Commander of the Order of the British Empire (KBE) for his role in World War II. Other recipients include actors such as Sir Paul McCartney and Sir Elton John, who were honored for their contributions to music and culture. Additionally, some individuals, like former New York City mayor Rudy Giuliani, have received honorary knighthoods for their service and contributions, though they cannot use the title "Sir" in the United States.