Jonkheer Sir Jonkheer Helenus Marinus Speelman, 6th Bt. (1852-1907) (1852–1907) Parents Jonkheer Cornelis Jacob Speelman Elizabeth Woltera Sandrina Enschedé Children Siblings Jonkheer Jacob Speelman Jkvr. Antje Hoitinga Speelman Partners Wendelina Cornera van Panhuys