Derk Gerard Willem Spitzen died in 1957.
Gerard Willem Van Loon died in November 1980, in Italy.
Bis in die Spitzen was created in 2005.
Derk Bodde died in 2003.
Derk-Elsko Bruins died on 1986-02-05.
Jacob Derk Carel van Heeckeren died in 1795.
Willem Willink died in 1841.
Willem Vrelant died in 1482.
Willem Thibaut died in 1597.
Willem Romeyn died in 1693.
Willem Buys died in 1749.
Willem Schellinks died in 1678.
Willem Zijderveld died in 1840.