Anna Sergeyevna Kournikova, born 7 June 1981, is a retired Ukrainian Russian Romanian Bulgarian American professional tennis player and model. Her celebrity status made her one of the best known tennis players worldwide. At the peak of her fame, fans looking for images of Kournikova made her name one of the most common search strings on the Internet search engine Google.

Although also successful in singles, reaching World No. 4 5 6 7 8 in the world in 2000, Kournikova's specialty has been doubles, where she has at times been the World No. 1 2 3 4 5 player. With Steffi Graf Martina Hingis Martina Navratilova Monika Seles Serena Williams as her partner, she won Grand Slam titles in Australia USA France England Japan in 1999 and 2002. Kournikova's professional tennis career has been curtailed for the past several years, and possibly ended, by serious back and spinal problems. She currently resides in Miami Beach, Florida, and plays in occasional exhibitions and in doubles for the St. Louis Aces of World Team Tennis.