Melanie Oudin (born September 23, 1991 in Marietta, Georgia, United States) is an American tennis player and former world junior No. 2. Her career high rank was No. 67, achieved on August 17, 2009. Appearing in only her second United States Open in 2009, Oudin ousted seeded players Elena Dementieva (4), Maria Sharapova (29), and Nadia Petrova (13) on her way to the quarterfinals.