Miriam Flynn (born June 18, 1952) is an American voice actress. She is best known for the role of Cousin Catherine from National Lampoon's Vacation as well as the voice of Grandma Longneck from The Land Before Time franchise, Sisten Helen from the TV sitcom, Grounded for Life, Taz’s mother in Taz Mania, and Aunt Vera from Ben 10 (2005 series).
For ChalkZone, she does the voice of Millie Tabootie.