Ralph B. Kohnen
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Daniel Hillenbrand Kohnen
 1967-1993
| Daniel Hillenbrand Kohnen | |
| B: | 1 Jul 1967 | 
| Cincinnati, Hamilton County, Ohio, USA | |
| D: | 19 Oct 1993 | 
| Cincinnati, Hamilton County, Ohio, USA | |
Ralph B. Kohnen
 1935-2008
| Ralph B. Kohnen | |
| B: | 22 Oct 1935 | 
| Cincinnati, Hamilton County, Ohio, USA | |
| D: | 31 Jan 2008 | 
| Hyde Park Health Center, Cincinnati, Hamilton County, Ohio, USA | |
David A. Kohnen
 1937-2009
| David A. Kohnen | |
| B: | 7 Jan 1937 | 
| Cincinnati, Hamilton County, Ohio, USA | |
| D: | 1 Apr 2009 | 
| Cincinnati, Hamilton County, Ohio, USA | |
Michelle Ann Marrocco
 1963-1963
| Michelle Ann Marrocco | |
| B: | 1963 | 
| D: | 1963 | 
Ralph B. Kohnen
 1904-1972
| Ralph B. Kohnen | |
| B: | 7 Apr 1904 | 
| Cincinnati, Hamilton County, Ohio, USA | |
| D: | 31 Oct 1972 | 
| Christ Hospital, Cincinnati, Hamilton County, Ohio, USA | |
Helenrose Hillenbrand
 1910-1995
| Helenrose Hillenbrand | |
| B: | 19 May 1910 | 
| Batesville, Ripley County, Indiana, USA | |
| D: | 26 Dec 1995 | 
| Cincinnati, Hamilton County, Ohio, USA | |



