- She was 2 years old when she danced for the first time on stage, during a performance of The Nutcracker.
- Began dancing with the Abby Lee Dance Company when she was 4 years old.
- Appeared in many music videos by the artist Sia including "Chandelier," "Elastic Heart" and "Big Girls Don't Cry."
- Modeled for Betsey Johnson and Ralph Lauren.
- Released her own line of clothing, The Maddie & Mackenzie Collection, with her sister Mackenzie Ziegler.
- Donates her time to the Starlight Children's Foundation along with her sister and mother.
- 2016, People's Choice Awards — Favorite Seriously Popular Award: Winner
- Mackenzie Ziegler — Sister
- Tyler Ziegler — Brother
- Kurt Ziegler — Father
- Matthew Gisoni — Stepbrother
- Melissa Ziegler-Gisoni — Mother
- Ryan Ziegler — Brother
- Michele Gisoni — Stepsister
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