Cleo Hale is Derek Hale's sister. She dated Scott McCall but then moved. She still talks to him and they are still dating him. *Season 5a*

She is young and pregnant and is mates with Scott McCall. Her name is Isabella Hale and Scott does everything with her. He protects her and loves her.

Isabella and Scott had their child and it was a girl, she was 18 months and she grew into a little 5 year old girl. They named her Gracie and she is the heart of the pack. *Season 5*

Melanie Posey. Yup Tyler Posey's daughter. And she's 17 years old. She has a little brother who is ten and their mother died when she gave birth to her little brother.