John (Jan) Allen UE is the 2nd great-grandfather of Ada Ducilla Allen

                                * John (Jan) Allen UE
                               (Jan 1727 - After 1786)
                                * Rachel Van Buskirk
                                (May 12, 1732 - 1771)
                                Married Oct 26, 1749
                                            |
                                  * Peter Allen
                                  (1761 - 1840)
                                  Dorcas Gallup
                            (Feb 28, 1774 - Bef 1851)
                                Married Abt 1793
                                            |
                                  * Isaac Allen
                          (Jul 20, 1794 - Jun 13, 1837)
                                 Rebecca Crouse
                           (Jan 4, 1794 - Sep 28, 1886)
                               Married Apr 8, 1816
                                            |
                                 * James C Allen
                          (Dec 24, 1832 - Mar 30, 1899)
                             Hannah Catherine Parlee
                          (Jul 31, 1841 - Jun 24, 1931)
                              Married Jul 17, 1856
                                            |
                               * Ada Ducilla Allen
                           (Jul 7, 1876 - Jan 18, 1961)