Mackenzie Frances Ziegler (born June 4, 2004) is a teenage American singer, dancer, actress and model. She gained notice while appearing for six years on the Lifetime reality dance series Dance Moms and is the younger sister of dancer and actress Maddie Ziegler.Ziegler's music career began with her 2014 studio album, Mack Z. In 2018 she released her second studio album, Phases. She has joined singer Johnny Orlando in joint concert tours in North America and Europe and has released several other singles with Orlando and several solo releases. In 2017 and 2018, Ziegler traveled in Australia and New Zealand on dance workshop tours with her sister. She has also modeled for Polo Ralph Lauren, among other brands.
In addition to Dance Moms, Ziegler has appeared on other television series, including the sitcom Nicky, Ricky, Dicky & Dawn (2015 and 2017). From 2018 to 2020, she starred in the Brat high school drama series Total Eclipse. She also competed on Dancing with the Stars: Juniors and starred as Dorothy in a holiday stage pantomime adaptation, The Wonderful Winter of Oz, in Pasadena, California.As of August 2019, Ziegler has gained more than 15 million Instagram followers, 19 million TikTok followers, 3 million YouTube subscribers, and one million Twitter followers.