Grede, Johan (b:)(d:)
                                         Grede, Casper (b:1812)(d:1887)
                                        |          (unknown), Anna (b:)(d:)
                               Grede, Conrad P (b:1837)(d:1914)
                              |         |          Stehl, Henry (b:)(d:)
                              |          Stehl, Maria Elisabeth (b:1811)(d:1886)
                              |                    (unknown), Christine (b:)(d:)
                     Grede, John (b:1863)(d:1905)
                    |         |                    ????
                    |         |          Duma, John Georg (b:)(d:)
                    |         |         |          ????
                    |          Duma, Anna Maria (b:1835)(d:1908)
                    |                   |          ????
                    |                    (unknown), Josephina (b:)(d:)
                    |                              ????
           Grede, Charles Maine (b:1898)(d:1983)
          |         |                              Reinwand, George (b:1780-1782)(d:)
          |         |                    Reinwand, George Jr (b:1817)(d:1895)
          |         |                   |          (unknown), Margaretha Eva (b:1772)(d:)
          |         |          Reinhard, Leonhard (b:1845)(d:1927)
          |         |         |         |          ????
          |         |         |          (unknown), Margarethe (b:1814)(d:1881)
          |         |         |                    ????
          |          Reinwand, Catherine J (b:1871)(d:1920)
          |                   |          ????
          |                    Heinemann, Mary (b:1825-1850)(d:)
          |                              ????
 Grede, John Edward (b:1926)(d:2000)
          |                    ????
          |          Diederich, Fred M (b:)(d:)
          |         |          ????
           Diederich, Florence M (b:1896)(d:1984)
                    |          ????
                     Webster, Magdalena (b:)(d:)
                               ????