On July 31, 1989, Azarenka was born in Minsk, Byelorussian SSR, Soviet Union to Alla and Fyodor Azarenka in a middle-class family. He has an older brother Max. His tennis star is former German player Steffi Graf. In an interview, Azarenka said: "Graf's Calendar Golden Slam in 1988 is my biggest motivator." At age 15, Azarenka moved full-time to Scottsdale, Arizona, in the United States, from Minsk, Belarus, for training and living. This time he was assisted by National Hockey League goalkeeper Nikolai Khabibulin and his wife, a friend of Azarenka's mother. In 2012, he was registered in Monaco but in August 2013 bought a large seafront house as his main residence where he lives in Manhattan Beach, California. Azarenka is fluent in Belarusian, Russian, and English, and is fluent in French and Ukrainian.
Azarenka dated American singer Redfoo between late 2012 and early 2014. Azarenka has spoken openly about his experience of depression during his absence due to injuries in professional tennis in 2014. Azarenka and her ex-boyfriend Billy McKeague, have one son, Leo, born 19 December 2016. Shortly after 2017 Wimbledon split and became involved in the custody of their son in Los Angeles, which began in August 2017. Azarenka then withdrew the rest. 2017 tournaments. In January 2018 the tabloid news website reported that Azarenka had won the first round of American detention cases when a Los Angeles County judge ruled that custody of McKeague's son and Azarenka's son in the US should not take place in Los Angeles County, but in Belarus. . In April 2018 Azarenka returned from tour, competing in Europe for the Madrid Open, the Italian Open, and later the French Open.
In December 2018, the California Court of Appeals ruled that the Los Angeles County Supreme Court had jurisdiction over their child custody case, overturning the first Los Angeles County High Court decision in Belarus.
