The term "progenitor" indicates a person that is an originator of a line of descent; an ancestor, parent or precursor. I've kept track of all the "beginning" lines of the various families that have been researched. Below is an alphabetical list of those individuals, while some have only a few descendants, others may have many. In time this list should grow smaller as we find more connections with the families and their descendants that bear the Scholderer surname and it’s variants. Please take a minute and look through some of these individuals to see if you know of any further connections to any of ancestral lines.

Beck
Fischer
Lundy
Gertrude M.  (16 Mar 1914 - 4 Mar 1991)
Scholder of Swart
Jan Engelsz  (10 May 1752 - 1 Jul 1827)
Scholder
Adam John  (5 May 1826 - 20 Aug 1874)
Agnes  (c 1640 - )
Agnes  (25 Jul 1865 - )
Agnes  (12 Nov 1897 - May 1982)
Albert  (c 1837 - )
Anita  (2 Mar 1904 - 2 May 1989)
Anna  (7 Jul 1904 - Oct 1975)
Anna Maria  (c 1721 - )
Annetje Joppen  (16 Jul 1803 - )
Antje Jacobs  (c 1723 - c 1749)
Antje Jans  (1770 - 1811)
Anton  (c 1852 - )
Arndt  (c 1656 - )
Arthur  (2 Sep 1904 - May 1976)
Barbara  (c 1789 - 1851)
Beatrice  (1 Apr 1887 - Nov 1975)
Beatrice  (24 Oct 1889 - Apr 1982)
Bennet  (1823 - )
Bernard  (20 Jan 1903 - Feb 1977)
Betty M.  (29 Aug 1920 - 25 Aug 1995)
Bruce R.  (7 Jun 1950 - 26 Jun 1973)
Catharina Willemina  (c 1860 - )
Catharine  (1827 - )
Catrina  (c 1677 - )
Charlotte  (27 Jun 1901 - 17 Jan 1984)
Christian  (c 1771 - )
Scholder (cont.)
Christian  (c 1783 - )
Christian  (c 1805 - )
Christian  (c 1807 - )
Christian  (c 1840 - )
Christoph Gottlieb  (c 1788 - )
Clara H.  (25 Dec 1895 - Dec 1983)
Clemensen  (c 1679 - )
Clementis  (c 1606 - )
Conrad  (1833 - )
Cornelia Jans  (15 Oct 1868 - 31 May 1946)
Daniel  (c 1837 - 30 Jan 1908)
Dirk Klaasz  (1677 - 1741)
Domenick  (1796 - )
Dora  (16 Sep 1888 - Oct 1974)
Dorothea  (c 1774 - )
Dorothea  (c 1779 - )
Edward  (c 1838 - 20 Aug 1864)
Edward  (1855 - Dec 1931)
Elias  (c 1860 - )
Elisabetha  (c 1769 - )
Elizabeth  (22 Dec 1729 - 24 Feb 1823)
Elizabeth J.  (29 May 1950 - 16 Apr 1997)
Else  (27 Mar 1906 - Mar 1975)
Elsie  (7 Mar 1911 - Oct 1991)
Erich  (27 Jul 1897 - 7 Sep 1960)
Ernst  (1826 - )
Scholder (cont.)
Ernst  (c 1828 - )
Ernst  (18 Oct 1914 - 29 Dec 1996)
Esther  (29 Oct 1913 - 14 May 2000)
Eunice C.  (14 Feb 1928 - 11 Jan 2001)
Eva  (c 1667 - )
Fany  (c 1859 - )
Fred  (c 1935 - )
Fried  (1835 - )
Friederika Christina  (c 1853 - )
Georg  (c 1556 - )
Georg  (c 1689 - )
George  (1831 - )
Gottlob Wilhelm  (25 Jun 1896 - 23 May 1957)
Gustav Adolph  (c 1819 - )
Hanss Jerg  (c 1695 - )
Harriet  (11 May 1890 - Aug 1963)
Harriet  (7 Jun 1917 - 17 Mar 2003)
Hendrik  (1830 - 13 Jul 1867)
Henrici  (c 1729 - )
Henry  (1825 - )
Henry  (1867 - )
Herman  (c 1825 - )
Hermann  (1828 - 1901)
Ida Karoline  (c 1869 - )
Jacob  (1867 - 16 Dec 1929)
Jacob Daniel  (c 1793 - )
Jacob Friedrich  (c 1750 - )
Jacob Friedrich  (c 1802 - )
Scholder (cont.)
Jacob Klaasz  (20 Dec 1777 - 19 Mar 1827)
Jacob Ludwig  (c 1782 - )
James  (c 1915 - )
James F.  (c 1894 - 24 Apr 1900)
Jean Guillaume  (c 1786 - )
Joanna  (1755 - )
Johann Abraham  (c 1832 - )
Johann Georg  (c 1688 - )
Johann Georg  (c 1723 - )
Johann Georg  (c 1788 - )
Johann Georg  (c 1795 - )
Johann Martin  (c 1823 - )
Johanna  (19 Mar 1867 - )
Johannes  (c 1693 - )
Johannes  (c 1807 - )
Johannes  (c 1810 - )
Johannes  (c 1832 - )
John  (1784 - )
John  (1785 - )
John  (1822 - )
John  (c 1828 - )
John  (c 1834 - 21 Jan 1878)
John  (1860 - )
John P.  (1869 - )
Joseph  (c 1798 - )
Joseph  (Mar 1828 - )
Joseph  (Feb 1859 - 20 Oct 1938)
Scholder (cont.)
Juliana  (c 1855 - )
Julius  (25 Jun 1899 - 25 Jul 1987)
Katharina  (c 1783 - )
Klaas  (1843 - )
Lawrence  (Aug 1840 - b Apr 1910)
Lorena E.  (7 Jan 1917 - )
Louis S.  (Sep 1857 - )
Maerten  (c 1635 - )
Magdalena  (c 1791 - )
Margaret  (6 Jun 1880 - 19 Sep 1953)
Margaretha  (c 1592 - )
Margaretha  (c 1789 - )
Maria Elisabetha  (c 1794 - )
Marie  (11 Mar 1910 - 15 Mar 1997)
Marioara K.  (9 Feb 1899 - 15 Jun 1967)
Martha  (9 Nov 1899 - Apr 1978)
Martha Mathilda  (6 Sep 1905 - )
Mary  (1850 - )
Matthews  (1902 - )
Max  (1 Jan 1904 - May 1981)
Maxine Anne  (26 Jun 1921 - 27 Oct 2007)
Mayer  (c 1896 - 29 Oct 1898)
Michael  (c 1646 - )
Michael  (c 1845 - b 1910)
Morris  (6 May 1905 - May 1974)
Scholder (cont.)
Norman  (24 Jun 1912 - 27 Jun 1993)
Penny P.  (10 Mar 1926 - 13 Jan 1990)
Peter  (c 1674 - )
Peter Daniel  (c 1762 - )
Robert  (17 Jan 1935 - 29 Jul 1999)
Robert Michael  ( - 31 Mar 2013)
Rosa  (17 Apr 1926 - 23 Sep 2006)
Rose  (1 Jan 1920 - 23 Mar 1996)
Rudolf  (c 1907 - )
Ruth  (8 Jun 1903 - Dec 1981)
Sarah  (12 Feb 1907 - Jan 1989)
Sibilla Sabina  (c 1765 - )
Steven  (30 Oct 1943 - Feb 1981)
Valentine  (c 1865 - )
Wilhelm  (c 1641 - )
Wilhelm  (c 1657 - )
Wilhemus  (c 1734 - )
Scholderer
Anna Katahrina  (c 1693 - )
Anton  ( - 8 Oct 1918)
Barbara  (c 1826 - )
Christ  (c 1833 - )
Christian  (c 1742 - )
Christian  (c 1761 - )
Christian  (c 1762 - )
Christian  (c 1880 - )
David  (c 1729 - )
David  (c 1799 - )
Dorothea  (c 1772 - )
Dorothea  (c 1792 - )
Elisabeth  (c 1839 - )
Elisabetha  (c 1774 - )
Ernst  (12 Apr 1913 - 10 May 1945)
Eugen  (27 Mar 1891 - 25 Oct 1917)
Fritz  (23 Oct 1918 - 1944)
Georg  (c 1549 - )
Georg  (c 1560 - )
Georg  (c 1670 - )
Georg  (c 1736 - )
Georg  (5 Sep 1914 - 23 Feb 1945)
Georg Jacob  (c 1761 - )
Scholderer (cont.)
Hans  (c 1620 - )
Hans  (c 1640 - a 1666)
Hans Jerg  (c 1679 - )
Hieronymus  (c 1590 - )
Hildegard  (18 Oct 1923 - 28 Nov 2013)
Jacob  (c 1537 - )
Jacob  (c 1749 - )
Jean Frédéric  (c 1820 - )
Jean Martin  (c 1785 - )
Jerg  (c 1589 - )
Johann  (c 1747 - )
Johann Georg  (c 1655 - )
Johann Georg  (c 1682 - )
Johann Georg  (29 Aug 1758 - )
Johann Georg  (c 1771 - )
Johann Georg  (c 1773 - )
Johann Georg R.  (c 1706 - )
Johann Wilhelm  (5 Nov 1849 - )
Johannes  (c 1672 - )
Johannes  (c 1714 - )
Johannes  (c 1742 - )
Johannes  (c 1781 - )
Johannes  (c 1788 - )
Johannes  (c 1843 - )
Johannes Ulrich  ( - b 1787)
John Philip  (c 1854 - )
Karl  (c 1880 - )
Scholderer (cont.)
Karl  (11 Dec 1919 - 11 Aug 1942)
Karl Wilhelm  (c 1815 - )
Kurt  (13 Jun 1926 - 5 Dec 1945)
Leonhard  (1510 - 5 Feb 1588)
Maria Dorothea  (13 Jul 1765 - 21 Feb 1788)
Marta Magdalena  (c 1765 - )
Martin  (c 1600 - 23 Sep 1635)
Matthes  (1570 - )
Michael  (c 1570 - )
Samuel  (c 1806 - )
Susanne Marie Margarethe  (26 Feb 1849 - )
Sybilla  (c 1769 - )
Wilhelm  (c 1828 - )
Wilhelmina Louisa  (1 Apr 1832 - )
Schollerers
Scholter
Elizabeth  (1879 - )
Scholterer
Charles Gustav  (4 Oct 1873 - Mar 1970)
George  (May 1865 - 30 Jun 1943)
Shaw
Jeanette  (22 Nov 1894 - 29 Aug 1972)
Sholder
Alexander  (23 Apr 1905 - Nov 1976)
Anna H.  (1884 - 23 Jul 1958)
Benjamin  (3 Sep 1900 - May 1973)
Bennie  (1875 - )
Charles J.  (1898 - )
David  (1870 - )
David  (17 Mar 1904 - 12 Jul 1974)
Edward  (1836 - 3 Aug 1864)
Elisha  (1826 - )
Frank S.  (Oct 1863 - )
George S.  (Feb 1870 - 1945)
Henry  (1834 - )
Isadore  (1894 - )
Johannes  (c 1750 - )
Joseph  (12 Mar 1900 - May 1966)
Julius  (15 Jul 1928 - Jun 1980)
Louis  (10 Jul 1879 - Mar 1964)
Sholder (cont.)
Maurice  (2 Jan 1901 - Apr 1976)
Maurice  (1902 - )
Max  (1892 - )
Sam  (1887 - b 1940)
Vitus  (c 1750 - )
Sholders
Benjamin F.  (9 Sep 1889 - 25 Jan 1954)
Lena  (29 Aug 1897 - 20 Jun 1983)
Valentine Eugene Jr.  (15 Dec 1920 - 11 Jul 1971)
Shoulder
Arthur B.  (16 Jun 1851 - 13 Jul 1924)
Conrad  (1815 - )
Lawrance  (c 1835 - 8 Mar 1906)
Student
Weiner
Sara  (14 Mar 1914 - 12 Jun 1997)
[—?—]
Agusta  (1846 - )
Erna  (26 Mar 1908 - 15 Sep 1990)
Ethel  (13 Dec 1906 - Nov 1974)
Jeannette  (4 Jul 1905 - 14 Sep 1990)
Lena  (20 Oct 1908 - Sep 1983)
Rose  (22 Feb 1885 - Jun 1971)
Rose  (9 Feb 1894 - Oct 1968)
Rosine  (c 1860 - )
Sadie  (12 May 1895 - Feb 1978)
Susannah  (1775 - )