Man arrested after woman dies in car tragedy
Police said she was walking with a 25-year-old man, who has been arrested in connection with the incident and is helping with inquiries.
The car driver was unhurt.
Police are appealing for witnesses.
Ms Watkinson was wearing a yellow top and the man was wearing a red T-shirt.
Witnesses to the incident or anyone who saw the woman and the man should call South Yorkshire Police on 0114 220 2970.