Jayden Siwa (born 5/20/2000 in Nebraska) Older brother of dance sensation and Abby's Ultimate Dance Competition star JoJo Siwa. He first got started on social media around the time his sister first appeared on television. As a teenager, he played organized baseball and helped his team win a tournament championship. His mother Jessalynn Siwa also appeared on Dance Moms with JoJo. His sister JoJo was born a day before him, three years later.