Johann Gerhard Kuhlmann (H82) was born 9 Aug 1818 in Hatten, Niedersachsen, Germany to Abel Gerhard and Anna Catharine (Tapken) Kuhlmann. Johann was baptized on 19 Aug 1818 in Hatten, Niedersachsen, Germany.
Johann married Anna Marie Friederike Gramberg on 26 Nov 1852 in Hatten, Niedersachsen, Germany. Anna was born 7 Oct 1927 in Hatten, Niedersachsen, Germany. She was baptized 4 Nov 1827 in Hatten, Niedersachsen, Germany.
Johann and Anna had the following child:
- Anna Marie Friederike Kuhlmanan - born 2 Feb 1853 in Hatten, Niedersachsen, Germany.
Anna died at the age of 25 on 11 Feb 1853 in Streek, Hatten, Niedersachsen, Germany. She was buried in the church cemetery in Hatten, Niedersachsen, Germany.
Johann married second Paulina Margareta Oltmann (H83) in 1859 in Dötlingen, Niedersachsen, Germany. Anna was born 7 Aug 1823 in Ostrittrum, Dötlingen, Niedersachsen, Germany to Johann Hinrich and Anna Catharine (Duhme) Oltmann. She was baptized 24 Aug 1823 in Dötlingen, Niedersachsen, Germany.
Johann and Paulina had the following children:
- Johann Diedrich Kuhlmann (H152) - born 25 Jan 1860 in Hatten, Niedersachsen, Germany. He died at the age of 57 on 29 Jun 1917 in Oklahoma.
- Anna Catharina Kuhlmann - born 1 Jul 1861 in Hatten, Niedersachsen, Germany. She died in infancy on 17 Dec 1861 in Hatten, Niedersachsen, Germany.
- Heinrich Gerhard Kuhlmann - born 13 Sep 1862 in Hatten, Niedersachsen, Germany. He died at the age of 24 on 13 Nov 1886 in Hooper, Dodge, Nebraska.
- Johanne Catharine Wilhelmine Kuhlmann (H84) - born 7 Apr 1864 in Hatten, Niedersachsen, Germany. She died at the age of 63 in 1927 in Norman, Cleveland, Oklahoma.
- Catharina Sophia Kuhlmann - born 25 Jun 1866 in Hatten, Niedersachsen, Germany. She died in infancy on 19 Jan 1867 in Hatten, Niedersachsen, Germany.
Johann and Paulina, with daughter Johanne, immigrated to the United States about 1869 - ship unknown. Three other children (Anna, Johann, and Heinrich) immigrated in 1874.