| Person | [Birth - Death] | Spouse |
|---|---|---|
| Anna Marcks | [April 1874 - ?] | |
| Antoinette Marcks | [about 1865 - ?] | |
| August Marcks | [18 August 1818 - 11 June 1893] | Louisa Dorothea Granzie |
| Carole Ann Marcks | [4 April 1938 - 24 September 2011] | |
| Clara A. Marcks | [August 1877 - ?] | John T. Ward |
| Francis Marcks | [about 1876 - ?] | |
| George Marcks | [about 1862 - ?] | |
| George Marcks | [March 1882 - ?] | |
| Gustaff Marcks | [about 1866 - ?] | |
| Hellen Marcks | [November 1889 - ?] | |
| Herman Marcks | [about 1868 - ?] | |
| Joan R. Marcks | [28 November 1928 - 12 August 2007] | |
| Joyce Arlene Marcks | [24 January 1927 - 19 February 2018] | John Francis Schafer |
| Lois June Marcks | [28 February 1940 - 24 November 2014] | |
| Louisa Marcks | [about 1859 - ?] | |
| May Marcks | [June 1886 - ?] | |
| Minnie Marcks | [August 1879 - ?] | |
| Otto Marcks | [about 1854 - ?] | |
| Raymond G. Marcks | [22 November 1921 - 4 July 2003] | |
| Robert E. Marcks | [10 January 1925 - 19 November 1986] | |
| Ronald Leroy Marcks | [14 June 1923 - 22 August 2005] | |
| William August Marcks | [7 September 1893 - 16 September 1983] | Ruth Marion Jahnke |
| William E. Marcks | [December 1842 - 6 May 1927] | Kate Stoltenberg |