Namesakes
Notable Actors and Entertainers:
3 actors
Kay Kendall (a.k.a. Justine) 1927-1959 
Justine Bateman 1966-
Nancy McKeon (middle name Justine) 1966-
Notable Athletes:
1 tennis
(tennis) Justine Henin 1982-
Notable Writers:
1 author
Olivia Goldsmith (a.k.a. Justine) 1949-2004
Olympic Medalists:
1 gold
(gold) Justine Dufour-Lapointe 2014 freestyle skiing