|Location||Parry Sound, Ontario|
|Disappeared||February 15, 1978|
|Missing for||43 years|
Mary Frances Gregory (born 1958) was a young woman who went missing in 1978 after travelling the United States with a companion that claimed to have dropped her off in Las Vegas, Nevada. The pair had travelled through various states during the trip. Foul play is suspected in her case.
- Brown hair, shoulder length.
- Hazel eyes.
- Brown mark on her right abdomen, shape of a 5 cent piece, 10mm round.
- Medium build.
- Fair complexion.
- Sahara Sue (1979)
- Perry County Jane Doe (1979)