Gained fame as the cousin of Abby's Ultimate Dance Competition star JoJo Siwa.
She posted her first photo to Instagram in March 2015. It was a picture of her performing in a dance competition.
Taking after her famous cousin, she is also a dancer and has showcased her skills on her Instagram account, mileyjay_xdt.
Her mother, Tessa, has managed her social media accounts. She has two younger brothers.
Her aunt, Jessalynn Siwa, owns a dance studio.