Famous autographs are handwritten signatures of well-known individuals, often sought after by collectors and fans. These signatures can belong to celebrities, historical figures, athletes, and artists, making them valuable pieces of memorabilia. Examples include the autographs of Albert Einstein, Marilyn Monroe, and Michael Jordan, each representing a unique moment in history or culture. Collectors often seek out these autographs for their sentimental value and potential investment. Authenticity is crucial, as forgeries can diminish the value significantly. Items like signed photographs, letters, and sports memorabilia are popular among enthusiasts, showcasing the personal touch of their favorite icons.