Elise Mertens and Zhang Shuai won the Australian Open women's doubles crown, beating Danilina and Krunic to claim their first Grand Slam title together in Melbourne.
Italian pair Sara Errani and Jasmine Paolini beat Kazakh Anna Danilina and Serbia's Aleksandra Krunic 6-4, 2-6, 6-1 to win the women's doubles title at the French Open on Sunday.
Kazakhstan's Danilina and Heliovaara of Finland randomly teamed up ahead when they happened to be at the sign-in table at the same time.
Sania Mirza and her Kazakh partner Anna Danilina, seeded eighth, lost to Belgium's Alison Van Uytvanck and Ukraine's Anhelina Kalinina in a clash lasting little over two hours.
The Czech Republic won a heavyweight clash against the United States with a deciding doubles victory sending them through to the Billie Jean King Cup semi-finals in Seville.
The Indian duo of Sania Mirza and Rohan Bopanna advanced to the mixed doubles quarter-finals at the Australian Open, beating the Uruguay-Japanese pair of Ariel Behar-Makoto Ninomiya 6-4, 7-6(11-9) in the second round on Monday night.
Wrapping up the first set in less than 25 minutes, the pair led 4-1 in the second when they were made to work a bit as Galfi and Pera won four games on the trot to make it five-all.
The win is the Czech duo's fourth Grand Slam title together
India's greatest women's tennis player won six Grand Slam doubles titles and will compete in her final major this month at the Australian Open, where she bagged the women's doubles crown in 2016.
Sania Mirza, who is competing in her final Grand Slam at the Australian Open, penned an emotional note for her fans on social media.