who achieved wide notice at an early age. She first became known for appearing in Lifetime's reality
show Dance Moms from 2011 (at age 8) until 2016. From 2014 to 2016, she gained wider fame for starring in five music videos by Sia, including "Chandelier" and "Elastic Heart", which cumulatively have attracted more than 3 billion views on YouTube. Ziegler has guest-starred on scripted shows, danced on various TV shows and at concerts, and has been seen on magazine covers and in feature articles. She has modeled for Capezio, Ralph Lauren and Target, among other brands. Ziegler was included by Time magazine on its list of the "30 most influential teens" in each of 2015 and 2016.
Ziegler was a judge on the 2016 season of So You Think You Can Dance: The Next Generation, toured with Sia in North America in late 2016 and toured in Australia with her sister in early 2017. She is expected to make her feature film debut in The Book of Henry (2017).
Ziegler was born in Pittsburgh, Pennsylvania, to Melissa Ziegler-Gisoni and Kurt Ziegler, who owned a mortgage company. She is of Polish, German and Italian descent. Her parents divorced in 2011, citing the financial and emotional toll that dance took on the family, and her mother married Greg Gisoni in 2013. Ziegler has been an active member of the Abby Lee Dance Company since the age of two. She trains in tap, ballet, lyrical, contemporary, acro, jazz and aerial dance. Ziegler has a younger sister, Mackenzie, a dancer and singer who appeared with her on Dance Moms, two older half-brothers from her father's previous marriage, and two older step-siblings from the previous marriage of her step-father, Greg Gisoni, a vice-president at Westinghouse Electric Company.
Ziegler attended Sloan Elementary School until 2013, when she left to be homeschooled. Ziegler and her family have long lived in Murrysville, Pennsylvania, near Pittsburgh,and now split their time between Murrysville and Los Angeles. She left Dance Moms in 2016, alongside Mackenzie.