Gertrude Wilhelmine Koehnke Wolfe 1899–1967
Louise M Koehnke Cunningham 1901–1937
Alfred W. Koehnke 1904–1971
Alma W Koehnke Passmore 1907–1985
Margaret Wilhelmina Koehnke Donath 1909–2003
Walter George Koehnke 1912–1991