Interactive tree of William John Cockroft

Ethel Cockroft 1903–

Kenneth Elmer Cockroft 1904–1989

John F Cockroft 1906–1974

Wilma Grace Cockroft 1908–1997

Stewart Jobe Maly 1904–1982

Lyman George Cockroft (died young) 1910–1926

Marie Ellen Cockroft 1912–1985

Vern Theodore Cass 1901–1985

Walter Charles Cockroft 1914–1986

William John Cockroft 1877–1967

Mary Emma Beran 1883–1948

Frank C Beran 1849–1906

Mary Kolman 1851–1911