+--Heinrich Sr Welchhance  (1765-1834)
   +--George Welshauns  (19 MAR 1791-1862)
   |  +--Elizabeth m?Welchhance 
+--William P. Welshonse  (ABT 1820-)
|  |           +--Pierre d'Ambroise 
|  |        +--Mathias Ambrose  (7 FEB 1695/96-10 AUG 1784)
|  |     +--Johann Frederick Ambrose  (20 JUN 1741-29 JUL 1821)
|  |     |  +--Anna Catherine Spohn  (1713-1780)
|  |  +--August Henry Ambrose  (20 JUN 1762-27 JAN 1833)
|  |  |  +--Maria Margretha Countryman  (1 JAN 1740/41-11 SEP 1809)
|  +--Mary Ambrose  (28 FEB 1794-30 APR 1843)
|     +--Susanna Walker  (8 JAN 1768-22 NOV 1843)
Albert F. Welshonse  (1854-18 APR 1942)
+--Harriet E. Heckert  (ABT 1833-)