Ancestors of Allan Dean Williams

                     /--James Malvin Williams  b. 3 DEC 1875 at   d. 4 AUG 1961
             /--Leland Walter Williams  b. 16 APR 1912 at Havelock, Pocahontas Co., IA  d. 14 NOV 2008
             |       |       /--George Washington Halterman  b. 17 DEC 1844 at OH  d. 2 MAR 1923
             |       \--Almeda Belle Halterman  b. 11 DEC 1876 at Palmyra, Warren Co., IA  d. 14 JUL 1962
             |               \--Hannah Anna McVey  b. 16 FEB 1855 at IA  d. 2 APR 1907
Allan Dean Williams
             \--Mildred Eileen Jensen  b. 8 DEC 1916 at   d. 8 DEC 2008