Kathleen Barr (born April 6, 1967) is a Canadian voice actress. She is also the sister of Professor Mark Lyle Barr (English professor) at Saint Mary's University in Halifax, NS, Canada.
- ReBoot - Dot Matrix
- Ed, Edd n Eddy - Kevin, Marie Kanker.
- Johnny Test – Lila Test (Mrs. Test), Janet Nelson Jr.
- Kid vs. Kat - Kat, Millie Burtonburger, Lorne
- Dragon Tales - Wheezie
- My Little Pony: Friendship is Magic - Trixie, Hoops, Queen Chrysalis
- Littlest Pet Shop (2012) - Mrs. Twombly, Jasper Jones, Vi Tannabruzzo
- Bionicle: Mask of Light - Toa Gali
- Bionicle 3: Web of Shadows - Roodaka, Gaaki