Jan C. Koehoorn ♂
*26-01-1935 Wageningen
†02-09-1993 Wageningen
Jantje C. Koehoorn ♀
*?-01-1937 Wageningen
†16-04-1938 Wageningen
Corry Koehoorn ♀
*08-02-1938 Wageningen
†17-06-1993
Johannes Koehoorn ♂
*12-10-1939 Wageningen
†04-06-1956 Wageningen
Jan W. Koehoorn ♂
*10-01-1949 Wageningen
†09-10-2006 Wageningen
Stiena D. Koehoorn ♀
*11-10-1953 Wageningen
†07-01-2005 Wageningen
214 Jan C. Koehoorn ♂
*26-04-1913 Wageningen
†09-07-1979 Wageningen
x 17-08-1934 Wageningen
Stiena van Zuijdam ♀
*24-09-1915 Hurwenen
†21-01-1974
IX
X