Izzy Sinclair

Name: Isabelle Sinclair
AKA: "Izzy"
Species: Human
Date of birth: October 12, 1979
Place of birth: England, United Kingdom
Family: Sandra Sinclair (adoptive mother), Les Sinclair (adoptive father)
Group affiliations: companionships with the Doctor, Fey Truscott-Sade, and Kroton
Source universe: Doctor Who
First appearance: Doctor Who comic strip story "Endgame", beginning in Doctor Who Magazine #244 (1996)