JOHAN PETER BACK (b.4 May 1798-BRIEDEL;d.23 Dec 1879-SANTA CRUZ DO SUL - RR)
sp: ELISABETH FEITH (b.23 Nov 1798-BRIEDEL;m.2 Apr 1823;d.26 Apr 1851-BRIEDEL)
2. KLARA BACK (b.17 Nov 1823-BRIEDEL;d.13 Oct 1834-BRIEDEL)
2. CLEMENS BACK (b.24 Jan 1826-BRIEDEL;d.7 Dec 1905-SANTA CRUZ DO SUL - RR)
sp: CLARA SEHNEM (b.6 Oct 1826-BRIEDEL;d.26 Jun 1887-SANTA CRUZ DO SUL - RR)
3. JOSÉ BACK (b.2 Aug 1850-BRIEDEL;d.27 Aug 1907-SÃO SEBASTIÃO DO CAÍ)
sp: LUIZA LAUSCHNER (b.7 Jun 1857-ALEMANHA;m.21 May 1879;d.30 Sep 1897-SANTA CRUZ DO SUL - RR)
3. SEBASTIAN BACK (b.12 Jun 1852-BRIEDEL;d.15 Jun 1934-SANTA CRUZ DO SUL - RC)
sp: JOANA TOILLIER (b.7 Jun 1857;m.30 May 1875;d.17 Jul 1923-SÃO SEBASTIÃO DO CAÍ)
3. JACOB BACK
3. FERNAND BACK (b.5 Dec 1857-SÃO SEBASTIÃO DO CAÍ)
sp: MARIA EVA TOILLIER (b.12 Apr 1858;m.28 Jun 1881;d.29 Nov 1919)
3. ANNA MARIA BACK (b.21 Nov 1859-SÃO SEBASTIÃO DO CAÍ;d.13 May 1877-SANTA CRUZ DO SUL - RR)
3. PEDRO BACK (b.1 Nov 1861-SANTA CRUZ DO SUL - RR;d.14 Dec 1871-SANTA CRUZ DO SUL - RR)
3. AUGUSTO B BACK (b.5 May 1864-SANTA CRUZ DO SUL - RR)
sp: CATHARINA BIEGER (m.11 Jul 1899)
3. ANDRÉ BACK (b.8 Dec 1867-SÃO SEBASTIÃO DO CAÍ)
sp: BERTA JOST (b.26 Jul 1871;m.31 May 1893)
3. ROBERTO BACK (b.12 Sep 1869-SANTA CRUZ DO SUL - RR;d.25 Sep 1926)
sp: GERTRUDES LAUSCHNER (m.8 Nov 1889)
2. PETER JOSEF BACK (b.12 Mar 1829-BRIEDEL;d.23 Jan 1908-SANTA CRUZ DO SUL - RR)
sp: MARIANA HILLESHEIM
3. CLARA BACK (b.5 Dec 1861-SANTA CRUZ DO SUL - RR)
sp: PEDRO SAUSEN (m.20 Jun 1882)
3. CATHARINA BACK (b.23 Oct 1863-SANTA CRUZ DO SUL - RR)
sp: JOÃO SAUSEN (m.15 Jul 1884)
3. MARIA BACK (b.10 Jul 1865-SANTA CRUZ DO SUL - RR)
sp: JOÃO SCHÜTZ (m.6 Apr 1891)
3. JOÃO BACK (b.17 Aug 1869-SANTA CRUZ DO SUL - RR)
sp: MARGARIDA MEYER (m.9 May 1893)
3. THERESIA BACK (b.27 Jul 1871-SANTA CRUZ DO SUL - RR;d.25 Jun 1899-SANTA CRUZ DO SUL - RR)
3. ISABEL BACK (b.4 Dec 1880-SANTA CRUZ DO SUL - RR)
3. LUIZA BACK
sp: JOÃO BACH (b.30 Dec 1868-SANTA CRUZ DO SUL - RR;m.18 Jun 1895)
3. PEDRO JOSÉ BACK FILHO
sp: CATHARINA GOLDSCHMITT
2. JOHANN PHILIPP BACK (b.20 Jan 1832-BRIEDEL;d.11 Jul 1834-BRIEDEL)
2. KLARA KATHARINA BACK (b.28 Jan 1838-BRIEDEL;d.4 Apr 1891-SANTA CRUZ DO SUL - RR)
sp: NICOLAU VOGT
3. MARGARIDA VOGT (b.26 Jun 1860-SANTA CRUZ DO SUL - RR)
3. NICOLAU VOGT (b.28 Jul 1961-SANTA CRUZ DO SUL - RR)
3. MARIA VOGT (b.12 Dec 1862-SANTA CRUZ DO SUL - RR)
3. CLARA VOGT (b.26 Jul 1865-SANTA CRUZ DO SUL - RR)
3. JACOB VOGT (b.26 Jun 1867-SANTA CRUZ DO SUL - RR)
3. JOÃO VOGT (b.24 Jun 1869-SANTA CRUZ DO SUL - RR)