What nationality was the defending champion at the 2007 Sunfeast Open – Singles ?
2007 Sunfeast Open – Singles Martina Hingis was the defending champion, but chose not to participate that year.
2007 Pacific Life Open – Women's Singles The 2007 Pacific Life Open – Women's Singles was the women's singles event of the 2007 Pacific Life Open, a WTA Tier I tennis tournament held in March. Maria Sharapova was the defending champion, but lost in the fourth round to Vera Zvonareva.