Jacob Joseph Klein was born 1944 in Chicago, Illinois, United States to Jacob Joseph Klein (1913-1979) and Marguerite Jenny Heinlein (1914-1975) . He married Marsha Jayne Demske (1944) . Ancestors are from the United States, Germany.
|Offspring of Marsha Demske and Jacob Joseph Klein (1941)|
|Bradley Jay Klein (1971)||1971 United States|| Lanica Shannon Lynch (1972)|
|Jeffrey Douglas Klein (1973)||1973 Wausau, Wisconsin, United States|| Erin Shelby (1975)|
|Offspring of Jake Klein and Marguerite Jenny Heinlein (1914-1975)|
|Jacob Joseph Klein (1941)||1944 Chicago, Illinois, United States|| Marsha Jayne Demske (1944)|