Johan Willem "Wim" Ibo 1918–2000 | | |
| | Theodorus "Theo" Ibo 1920–1971 | | |
| | Wilhelmina Johanna "Mies" van der Mee 1892– Theodorus "Theo" Ibo 1895–1982 | | |
| | Johanna Grotenbreg 1865–1924 Wilhelmus Johannes van der Mee 1866–1905 | | |
| | Willem Grotenbreg 1835–1900 Engelbertina Berendina van Druijten 1836–1875 | | |
| | Gerhardus "Gerrit" Grotenbreg – |