The Dutch artist Bob Denneboom was born in Amsterdam on 23rd December 1909. In addition to his talent for painting he dove competitively, winning many prizes and even becoming champion of the Netherlands.

During the war Bob Denneboom went into hiding at his weekend cottage in Egmond-Binnen. When the coastal region was evacuated, Denneboom abandoned his hiding place and on 1st January 1943, went to live with his close friend, the gymnastics teacher Jan Klein who gradually took in Bob Denneboom’s entire family, hiding a total of 17 Jews in his house. On May 28, 1974, Yad Vashem recognized Jan Kasper Klein as Righteous Among the Nations.

Bob Denneboom passed away in 2001.