Janet Marie Waldo (February 4, 1919 – June 12, 2016) was an American radio and voice actress. She is best known in animation for voicing Judy Jetson, Nancy in Shazzan, Penelope Pitstop, and Josie in Josie and the Pussycats, and on radio as the title character in Meet Corliss Archer.
Waldo died on June 12, 2016 at the age of 97. She had been diagnosed with a benign but inoperable brain tumor five years before her death. She is interred at the Forest Lawn Memorial Park in the Hollywood Hills.