Liu married in August 2015 with Zhang Zetian, 19 years his junior. Zhang is an internet Celebrity better known as "Sister Milk Tea" for her photo holding milk tea posted and followed on Weibo. This relationship started in early 2014 when Zhang was an exchange student at Barnard College, which is affiliated with Columbia University. Their dating in New York City was spotted by others and intimate pictures posted online. The uncommon gap in their age and difference in life experience drew public attention and speculations. On 10 April 2014, Liu confirmed this relationship to the public through his Weibo account. On August 8, 2015, Liu Qiangdong and Zhang Zetian registered for marriage in Beijing. They held wedding ceremony on October 1, 2015 in Sydney, Australia. Their daughter was born in March 2016.