Caroline Wozniacki (born July 11, 1990) is a Danish tennis player, who is the reigning national champion.

She has won several junior tournaments (including the 2005 Orange Bowl tennis championship), and made her debut on the Sony Ericsson WTA Tour at Cincinnati's Western & Southern Financial Group Women's Open on July 19, 2005, losing to the top-seeded and later champion Patty Schnyder in the first round.

In 2006, she was the first seed at the Australian Open (junior girl's singles), but lost the final to eight-seeded Anastacia Pavlyuchenkova of Russia, with the score 6-1, 2-6, 3-6. She was seeded second with Anna Tatishvili in the doubles-tournament, but the pair was knocked out in the semi-final by the French-Italian pair Alize Cornet and Corinna Dentoni, who was seeded eighth.

In February, 2006, in Memphis, she reached her first WTA Tour quarterfinal, beating Kristi Brandi and Ashley Harkleroad in the first two rounds before losing to third-seeded Sofia Arvidsson of Sweden.