| Father | Pfeiffer, Johann Jakob | 5 October 1825 | 18 February 1889 | 
						
							| Mother | Schray, Karoline | 4 April 1827 | 10 January 1887 | 
						
							| Sister | Pfeiffer, Caroline Pauline | 8 June 1847 | 27 January 1886 |  | 
						
							|  | Pfeiffer, Christoph Jakob | 30 July 1848 | 18 August 1848 |  | 
						
							| Sister | Pfeiffer, Marie Katharine | 28 August 1849 | 4 January 1879 |  | 
						
							| Brother | Pfeiffer, Jakob Heinrich | 30 September 1850 | 13 September 1909 |  | 
						
							| Sister | Pfeiffer, Christiane Friedrike | 26 September 1851 | 17 November 1851 |  | 
						
							| Brother | Pfeiffer, Christoph Friedrich | 26 December 1852 |  |  | 
						
							| Brother | Pfeiffer, Johann Christoph | 3 February 1853 | 7 May 1854 |  | 
						
							| Brother | Pfeiffer, Carl Wilhelm | 30 July 1855 | 19 September 1937 |  | 
						
							| Brother | Pfeiffer, Gottlob Albert | 29 October 1856 | 20 February 1887 |  | 
						
							| Sister | Pfeiffer, Christiana Mathilde | 5 November 1857 |  |  | 
						
							| Sister | Pfeiffer, Luisa Christiana | 1 March 1861 |  |  | 
						
							| Sister | Pfeiffer, Bertha Catharina | 23 September 1862 |  |  | 
						
							| Brother | Pfeiffer, Gottlob Christian | 31 December 1863 | 3 February 1866 |  | 
						
							| Brother | Pfeiffer, Anonÿmus | 18 February 1867 | 18 February 1867 |  |