Rosie Uniqua Jetson a robot and the maid and housekeeper of the Jetson family. Model XB-500 she is 59 years old in the series and 62 when judy died , she was born in 2000 , today she is 16 years old. She is voiced by Jean Vander Pyl.
- Beginning with Season Two the spelling of Rosie's name inexplicably changes to "Rosey" only to change back to the original spelling for Jetsons: The Movie. Both spellings are used interchangeably in other Jetsons media such as comic books.