Janet Waldo (4 February 1919 - 12 June 2016) was an American voice actress. She is perhaps best known for her Hanna-Barbera roles including Judy Jetson on The Jetsons and Josie on Josie and the Pussycats.
She voiced Penelope Pitstop on the original series of Wacky Races and The Perils of Penelope Pitstop.