_Jacob Jonkman ________________+
| (1860 - ....) m 1884
_Willem Jonkman _________________|_Grietje ______________________
| (1888 - 1976) m 1912 (.... - 1888)
_Jan Jonkman ___________|
| (1928 - ....) m 1955 |
| | _Hendrik (Pake) Stegewans _____
| | | (1853 - 1946)
| |_Trijntje (Nienke) Stegewans ____|_Cornelia (Beppe) Wijma _______
| (1885 - 1986) m 1912 (1857 - 1945)
_Wubbo Lambertus (Bob) Jonkman _|
| (1959 - ....) m 1991 |
| | _Henleke Jans (Engel) Mol _____+
| | | (1871 - 1937)
| | _Wubbo Lambertus Mol ____________|_Antje Roemeling ______________
| | | (1900 - 1973) m 1924 (1870 - 1968)
| |_Antje Mol _____________|
| (1928 - ....) m 1955 |
| | _Roelf Westerbrink ____________
| | | m 1897
| |_Klaaske Westerbrink ____________|_Grietje Schaap _______________
| (1902 - 1988) m 1924 (1864 - 1937)
|
|--Willem Andrew Jonkman
| (1992 - ....)
| _George Russwurm ______________+
| | (1846 - 1921) m 1877
| _Andreas (Andrew) Russwurm ______|_Christina (Dina) Ruetz (Ritz)_
| | (1893 - 1982) m 1927 (1855 - 1942)
| _Lynn Phillip Russwurm _|
| | (1930 - ....) m 1953 |
| | | _Heinrich Böttger _____________
| | | | (.... - 1927)
| | |_Anna Margretha (Greta) Böttger _|_Katharina Elisabeth Nuhn _____
| | (1901 - 1960) m 1927 (1865 - 1933)
|_Laurel Lee Russwurm ___________|
(1959 - ....) m 1991 |
| _Gerhard Gaede ________________+
| | (1855 - 1896)
| _Franz Gerhardt Gaede ___________|_S Suderus ____________________
| | (1880 - 1946)
|_Laura Gaede ___________|
(1928 - ....) m 1953 |
| _Edouard Tietz ________________
| |
|_Rosalia Adeline Tietz __________|_Tina _________________________
(1889 - 1959)