Christina Marie Katrina Julien (born 6 May 1988 in Cornwall, Ontario) is a Canadian women's soccer plays who plays as a striker. She has played in the 2011 FIFA Women's World Cup and won a gold medal at the 2011 Pan American Games. Julien was named in the 2012 Olympic squad as an alternate player.
Julien joined FF USV Jena for the 2014 season, and at the end of the season she left the club and joined 1. FC Köln.
She played ice hockey for Melbourne Ice.