geert was born on August 5th, 1937. Geert's father was harm Weerman and his mother was jantje Oosting. His paternal grandparents were geert Weerman and egbertien Katerberg. He had two sisters named Lien and Eggie. He was the oldest of the three children. He died at the age of 77 on July 12th, 2015 in Emmen.