Sylvia F. Ruff, 81, of Bethlehem, died June 1, 2020, at Bethlehem Manor. Born in Alburtis, she was a daughter of the late Harry L. and Faye Betty (Moyer) Oels. She was the wife of Charles W. Ruff for 61 years.

In addition to her husband, she is survived by three sons, Brian C. and his wife Raeann of Northampton, Daniel C. and his wife Andrea of Mertztown and Mark C. and his wife Tammy of Macungie; eight grandchildren; and four great- grandchildren.

She was predeceased by a brother, Ronnie.

Services will be private.

Contributions may be made to the Alzheimer’s Association, c/o Schmoyer Funeral Home Inc., P.O. Box 190, Breinigsville, PA 18031.