Lily Gabriella Sacco (born February 9, 2005) is the youngest child of Elyse and Eric Sr. She has an older brother named Eric Jr., an older sister named Ashley, and a fraternal twin brother named Luke.

Lily and Luke would constantly have a pacifier in their mouths, threw tantrums and refused to sleep in their own bedrooms & preferred to stay in their parents' bedroom.

Lily was 3 (almost 4) years old during her time on Supernanny and as of 2018, she is 13 years old.