Old Daphne was the disguise of Judy Reeves.
Physical appearance
She looks like an older version of Daphne Blake
Personality
Although she acts nice to Fred she is evil, trying to manipulate her only son into giving her the Planispheric Disk
History
Scooby-Doo! Mystery Incorporated
Season two
She used plastic surgery (along with Brad) to look like an old version of Daphne saying that the Planispheric Disk destroyed Crystal Cove by speeding up time turning everybody to skeletons. This was to trick Fred into showing her where the Planispheric Disk was on a movie set of the destroyed city, while her husband tried to find it in the real city by listening to their conversations.
Notes/trivia
- Old Daphne along with Evil Fred are the first disguises that didn't consist of masks.