Here are listed all the births on record for the 19th and 20th centuries, in Poland:
Of course, some of the females would be Zylbernadels by marriage only and some will later change name.
Naturally, holocaust victims would not have continued the genetic or nominal line or there would be a lot of Zylbernadels still, in the world. Often the only record of their lives is in testaments of survivors.
N.B. Names that are probably male are shown in blue
1827 Golda - Belzyce
1830 Dyna - Belzyce
1831 Icek Kielman (died 1832) - Belzyce
1831 Hana Perla - Belzyce
1832 Necha - Belzyce
1833 Matys Manas - Belzyce
1834 Necha (Nucha) - Kazimierz (probably died in 1841)
1835 Matys Dawid - Belzyce
1835 Moszek Chaim - Belzyce
1835 Srul Matys - Belzyce
1836 Hanie - Belzyce
1836 Wolf Berek - Kazimierz
1838 Ruchla - Belzyce (probably died the same year in Kazimierz)
1839 Cywia - Belzyce
1839 Izrael - Belzyce (probably died in 1840)
1840 Sura Jenta - Belzyce (possibly died same year)
1842 Dyna - Kazimierz
1842 Ezryl Icek - Kazimierz (possibly died in 1843)
1842 Manas Matys - Belzyce
1845 Mendel Matys - Belzyce
1847 Abram Uszer - Belzyce (died same year)
1848 Ita Chena - Kazimierz
1848 Gierszon - Kazimierz
1851 Dysia - Belzyce
1851 Abram - Kazimierz
1852 Abram Icek - Belzyce
1852 Aron Josef - Belzyce
1856 Naftula - Belzyce
1856 Noech - Belzyce
1857 Azryl - Belzyce
1857 Josek Dawid - Kazimierz
1859 Bajla - Belzyce
1861 Ela - Belzyce
1861 Ita Malka - Belzyce
1861 Sylka - Kazimierz
1861 Abram Icek - Markuszow
1862 Noech - Belzyce
1863 Czarna Malka - Belzyce
1865 Jta Gitla - Kazimierz
1865 Cahja Perla - Belzyce
1866 Chana - Belzyce
1866 Ryfka - Belzyce
1867 Esterka - Belzyce
1867 Moszek - Belzyce
1868 Itta - Belzyce
1869 Josek Lejbus - Kazimierz
1872 Jankel Josef - Chodel
1874 Jakob - place unknown
1880 Elkanan - Belzyce (holocaust victim)
1880 Elieza - Warsaw (holocaust victim)
1881 Noma (Zylbernudel) - Kazimierz
1881 Gitl - Belzyce (holocaust victim)
1883 Masza - Lublin
1883 Towa - Warsaw (holocaust victim)
1886 Cywia - Lodz (holocaust victim)
1886 Chaia Fraydla - Kazimierz
1886 Cywia Ruchla - Kazimierz (holocaust victim)
1887 Joseph (wife Sara) - Kazimierz (holocaust victim)
1888 Szmul - Lublin
1891 Sura Chana - Lublin
1892 Srul - Kazimierz
1892 Perl - Belzyce (holocaust victim)
1893 Icel - Kazimierz
1893 Frymeta - Kazimierz
1893 Machla - Kazimierz
1894 Bluma Zylbernadel (father Barukh Hopfeld; mother Nekham; husband Aharon) - Markuszow (murdered 1943 in Belzyce)
1894 Moshe - Belzyce (holocaust victim)
1894 Chaim - Belzyce (holocaust victim)
1896 Rywka - Chozla (holocaust victim)
1896 Moszek Chaim - Josefow nad Wisla
1896 Aharon Leib/Lebi Zilbernadel (father Meir; wife Bluma) - Belzyce (holocaust victim)
1897 Moszek Jakow - Kazimierz
1898 Moshe (wife Khana and/or Genedel) - Warsaw (holocaust victim)
1899 Boruch - Josefow nad Wisla
1901 Malka - Belzyce (holocaust victim)
1903 Szmuel - unknown location (holocaust victim)
1904 Josef - unknown location (holocaust victim)
1905 Golda - Belzyce (holocaust victim)
1906 Israel - Warsaw (holocaust victim)
1906 Sudic Silbernadel 30 Dec - unknown location (holocaust victim)
1907 Gytle - Warsaw (holocaust victim)
1907 Esther (father Elieza; mother Towa) - Warsaw (holocaust victim)
1908 Yzak Zilbernudel - Polavi (Pulawy) (holocaust victim)
1910 Ita - Belzyce (holocaust victim)
1910 Faige Zilbernudel - Polavi (Pulawy) (holocaust victim)
1910 Perl - Belzyce (holocaust victim)
1910 Jakob (father Elieza; mother Towa) - Warsaw (holocaust victim)
1910 Jenta - Location unknown (holocaust survivor - emigrated to Brazil in 1948)
1910 Condyr - Location unknown (holocaust survivor - emigrated to Brazil in 1948)
1912 Ysrael (father Elieza; mother Towa) - Warsaw (holocaust victim)
1912 Mordcha - Belzyce (holocaust victim)
1913 Sara - Warsaw (holocaust victim)
1913 Hinda - Location unknown (holocaust victim)
1915 Sara - Belzyce (holocaust victim)
1916 Ryfka (father Elieza; mother Towa) - Warsaw (holocaust victim)
1916 Aron - Warsaw (holocaust victim)
1918 Schlomo (father Elieza; mother Towa) - Warsaw (holocaust victim)
1919 Mosche (father Elieza; mother Towa) - Warsaw (holocaust victim)
1918 Izrael Tobiasz 29 May - unknown location (holocaust victim)
1921 Chaim - Belzyce (holocaust victim)
1922 Hinda (father Aharon; mother Blima) - Belzyce (holocaust victim)
1923 Asher - Belzyce (holocaust victim)
1924 Sara - Warsaw (holocaust victim)
1924 Pesja - Warsaw (holocaust victim)
1924 Genendel - Warsaw (holocaust victim)
1925 Miriam - Belzyce (holocaust victim)
1925 Jacob - Belzyce (holocaust victim)
1926 Khaim (father Aharon; mother Blima) - Belzyce (holocaust victim)
1927 Yerakhmiel (father Aharon; mother Blima) - Belzyce (holocaust victim)
1927 Riwka - Belzyce (holocaust victim)
1926 Chaim - Belzyce (holocaust victim)
1926 Etel - Belzyce (holocaust victim)
1929 Mendel - Belzyce (holocaust victim)
1929 Simkha (father Aharon; mother Blima) - Belzyce (holocaust victim)
1939 Yehosuoa Zilbernadel (father Aharon/Aron; mother Sara) - Warsaw