Jozef Martin Boey was a Belgian chess player who held the FIDE title of International Master and the ICCF title of Correspondence Chess Grandmaster. He was a four-time Belgian Chess Championship winner.
Boey (left) in 1966
World Correspondence Chess Championship
The World Correspondence Chess Championship determines the World Champion in correspondence chess. Men and women of any age are eligible to contest the title. The official World Correspondence Chess Championship is managed by the International Correspondence Chess Federation (ICCF).
First World Championship (1968/71)