According to the Volusia County Sheriff's Office, the motorcycle carrying Eleanor Geertson and her husband, 73-year-old William Geertson, veered off Osteen Maytown Road near Maytown Spur Drive and crashed around 9:20 a.m.
The Geertsons were traveling with a group of motorcycles, deputie said.
Eleanor Geertson was taken to Halifax Health Medical Center in Daytona Beach. Deputies say she died around 1 p.m.
Her husband did not require medical treatment.
The cause of the crash is under investigation by the Sheriff's Office, which said both riders were wearing helmets.