Johann Friedrich "John" Ottemann (H131) was born 12 Jan 1822 in Tweelbäke, Oldenburg, Niedersachsen, Germany to Johann Harm and Anna Margarethe (Rengstorf) Otteman.
Johann married Johanne Josephine Gröss (H132) on 20 Jun 1851 in Oldenburg, Niedersachsen, Germany. Johanne was born 6 Oct 1832 in Tweelbäke, Oldenburg, Niedersachsen, Germany to Johann and Marie Josepha (Boens) Gröss. Joanne was baptized on 18 Nov 1832 in Oldenburg, Niedersachsen, Germany.
Johann and Johanne had the following children:
- Hermann Hinrich Otteman - born 25 Oct 1851 in Oldenburg, Niedersachsen, Germany. He died at the age of 26 on 31 Jul 1878 in Hooper, Dodge, Nebraska, United States.
- Anna Margarethe Adolfine Ottemann (H107) - born 20 Oct 1852 in Oldenburg, Niedersachsen, Germany. She died at the age of 71 on 1 Jan 1924.
- Hermine Henriette Elisabeth "Henrietta" Otteman (H133) - born 19 Nov 1854 in Oldenburg, Niedersachsen, Germany. She died at the age of 76 on 8 Nov 1931 in Hooper, Dodge, Nebraska, United States.
- Johanne Marie Rebecca "Rebecca" Otteman (H134) - born 12 Dec 1856 in Oldenburg, Niedersachsen, Germany. He died at the age of 84 on 28 Dec 1940.
- Johann Heinrich Ottemann (H135) - born 17 Dec 1859 in Oldenburg, Niedersachsen. Germany. He died at the age of 55 on 25 Jun 1915 in Los Angeles County, California, United States.
- Maria Sophia Garhardine Ottemann (H136) - born 3 Aug 1862 in Oldenburg, Niedersachsen, Germany. She died at the age of 74 on 3 Dec 1936.
- Henriette Helene "Lenchen" Ottemann (H137) - born 14 Mar 1865 in Oldenburg, Niedersachsen, Germany.
- Meta Sophie Hermine Ottemann (H138) - born 28 Jan 1869 in Oldenburg, Niedersachsen, Germany.
- Henry Johann Otteman - born 13 Oct 1871 in Hooper, Dodge, Nebraska, United States. He died at the age of 77 on 22 Mar 1949 in Hooper, Dodge, Nebraska, United States.
- Gerhard Friedrich Hermann Otteman - born 13 Aug 1874 in Hooper, Dodge, Nebraska, United States.
- Sophia Catharine Ottemann - born 17 Jul 1877 in Hooper, Dodge, Nebraska, United States. She died in infancy on 23 Aug 1877 in Hooper, Dodge, Nebraska, United States.
Johann and Joanne, with 6 of their children (Henriette, Rebecca, Johann, Marie, Lenchen, and Meta), immigrated to the United States on the ship "Leipzig" that sailed from Bremen, Germany and arrived 16 Sep 1871 in Baltimore, Maryland, United States.
1900 - US Federal Census - Cuming Township, Dodge, Nebraska, United States (Occupation: Farmer)
Johann died at the age of 81 on 2 Feb 1903 in Hooper, Dodge, Nebraska, United States. He was buried in St. Paul's Lutheran Cemetery, Hooper, Dodge, Nebraska, United States.
Johanne died at the age of 73 on 13 Jun 1906 in Hooper, Dodge, Nebraska, United States. She was buried in St. Paul's Lutheran Cemetery, Hooper, Dodge, Nebraska, United States.