Julia Ridge Walker is a fictional character on the ABC television series Brothers & Sisters. She is portrayed by Sarah Jane Morris. A regular cast member on the series for the first three seasons, Julia's storylines revolved around her and her husband Tommy problems surrounding their daughter Elizabeth, who was Tommy's brother Kevin child through a donation of sperm due to Tommy's infertility.

Brothers & Sisters is an American family drama television series that centers on the Walker family and their lives in Los Angeles and Pasadena, California. The series aired for five seasons on ABC from September 24, 2006, to May 8, 2011. For the entirety of its run, it was broadcast on Sunday nights following Desperate Housewives.