- Born on April 23, 1914 in Wassenaar
- Deceased on December 17, 1989, at the age of 75 years
Parents
- Gaston Le Grelle (1880 - 1938), comte Le Grelle
- Clasine van Lent (1882 - 1968)
Family
- Married on April 18, 1946 in Ixelles, with Denise Mathot (1924 - 1958), issuing
- Private
- Marc (1948 - 2008)
Private- Private
- Married on January 17, 1959 in Dinant, with Agnès Henry de Frahan (1913 - 2011)