Caroline Wozniacki defeatedElena Dementieva in the final, 1–6, 6–2, 6–3 to win the singles tennis title at the 2010 Pan Pacific Open. It was Dementieva's lastWTA Tour singles final before her retirement from the sport later that year.
Maria Sharapova was the defending champion, but lost in the first round toKimiko Date-Krumm.
The top eightseeds receive abye into the second round.
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