Okkenga, Albert Adalbert | 1917 | ||
Okkenga, Johann Christoph | 1953 | ||
Okkenga, Martha Marie | Huge | Okkenga Johann Christoph | 1956 |
Okkenga, Metje Hinderks | Zomerland | Okkenga Heere Hinrichs | 1957 |
Okkenga, Okke Rieken | 1916 | ||
Okkenga, Okkeline Friederike | 1906 |