(ELGIN COUNTY, ON) – Members of the Elgin County Ontario Provincial Police (OPP) continue to investigate the death of Sonya Nadine CYWINK under the direction of Detective Inspector Andy Raffay of the OPP Criminal Investigation Branch (CIB).

It has been 23 years since 31-year-old Sonya Nadine CYWINK was found deceased at the Southwold Earthworks, a historical site that was a former First Nation settlement located on Iona Road in the Township of Southwold, Elgin County, Ontario. There was evidence of trauma to Ms. CYWINK’s body and her death is being investigated as a homicide.

Sonya Nadine CYWINK was originally from the Whitefish River First Nation territory on Manitoulin Island. At the time of her death she was living in the east end of London, Ontario.

Sonya Nadine CYWINK was last seen alive in London near the intersection of Dundas Street and Lyle Street at approximately 2:00 a.m. on August 26, 1994.

The Elgin County detachment of the Ontario Provincial Police continues to investigate the death of Sonya Nadine CYWINK. A reward of $50,000 has been offered by the Government of Ontario for information leading to the arrest and conviction of the person or persons responsible for Ms. CYWINK’s death.

Anyone with information concerning Ms. CYWINK’s death is asked to contact the Ontario Provincial Police at 1-888-310-1122 or Crime Stoppers at 1-800-222-TIPS (8477), or submit a cyber tip at www.londoncrimestoppers.com.