This person is commemorated on a memorial in Winsum. More information on this memorial can be found (in Dutch) on the website of the Nationaal Comité 4 en 5 mei.
Izaäk de Vries was the youngest son of Jacob de Vries and Sophie van der Klei. He got married in 1931 to Elsina Oudgenoeg from Leek. Her nickname was Ellie. They had a daughter called Sophie, and a son called Jacob Comprecht. The family lived in the Schoolstraat, later in the house of Jacob de Vries…