Jan Hendrik de Boer was born in 1899.
Jan Hendrik de Boer died in 1971.
Jan de Boer was born in 1859.
Jan Hendrik de Waal Malefijt was born in 1852.
Jan de Boer died in 1941.
Hendrik Jan de Groot has written: 'In de gezonde apotheek'
Jan Hendrik de Waal Malefijt died in 1931.
Klaas Jan de Boer goes by Klaassen.
Hendrik de Vries was born in 1896.
Hendrik de Meijer was born in 1744.
Leo de Boer was born in 1953.
René de Boer was born in 1945.
Hannes de Boer was born in 1899.