|Age|| 6 (In real show)
33 (In the adulthood)
|Family||Geo (Younger Brother), Bot (Guardian), Whispers (Pet Bunny), Dorothy (Pet Bird), Daisy (Sister-in-law), Bianka (Neice), Charles (Nephew)|
Milli is the leader of Team Umizoomi, older sister to Geo, sister-in-law of Daisy and aunt to Bianka and Charles. Also she is the owner of Dorothy and Whispers.