1888 to Fritz Unknown () and Rosalie Louise Eckhart (1867-1953) . She married Frank Sullivan () . Ancestors are from Switzerland.Helen Sydow Sullivan was born
Opera singer in Chicago.
|Offspring of Helen Sydow and Unknown ()|
|Alan A Sydow (1920-1978)||1920 Chicago, Cook County, Illinois, United States||1978|| Iris Evelyn Greenland (1920-1998)|