Descent of

Pierre Derwa (02/05/1763-)		Marie Derwa (23/04/1765-18/11/1843)
united on 20/11/1786 at Lantremange, 4300, Waremme, Liège, België,

Jean Derwa (08/05/1802-21/07/1862)

Rosalie Sera (07/03/1811-12/02/1858)