The Indo-Zimbawbwean combination of Sania Mirza and Cara Black became the fourth pair to qualify for the BNP Paribas WTA Finals Singapore, next month.
It would be Mirza's first appearance at the event, the WTA announced in a press release. Black would be making her 11th appearance in the competition having qualified for the previous 10 years with three different partners - Elena Likhovtseva, Rennae Stubbs and Liezel Huber.
Sania and Cara would compete in the eight-team doubles competition, joining Sara Errani and Roberta Vinci, Ekaterina Makarova and Elena Vesnina, and defending champions Peng Shuai and Hsieh Su-Wei, who qualified earlier.
"Cara and I are excited to have qualified for the WTA Finals and look forward to competing against the best teams in the world," Mirza said in the WTA statement.
"I'll be making my first appearance at the season finale while for Cara it's the first time since she became a mother, so we have lots to celebrate already.
"We're having a great year and we hope to continue that success with a great run in Singapore," she said.
"Cara and Sania have proven to be not only one of the best WTA doubles partnerships on the court, but also inspirational leaders off the court to fans worldwide - Cara as a mother and Sania for the millions of fans in India," Stacey Allaster, the Chairman & CEO of the WTA, was quoted as saying by a release.