Four or more generations of descendants of Dirk Theodorus Bergman (1859-1909) if they are properly linked:
1. Dirk Theodorus Bergman (1859-1909)
- 2. Wilhelmina Catharina Johanne Elizabeth Bergman (1878-1959)
- 2. Jacobus Frederik Theodorus Bergman (1879-1918)
- 3. Willem Hendrikus Bergman (1901)
- 3. Johanna Hendrika Bergman (1903)
- 3. Margaretha Johanna Bergman (1906-1974)
- 3. Wilhelmina Hendrika Bergman (1908-1909)
- 3. Jacoba Frederika Theodora Bergman (1910-1989)
- 3. Agnes Johanna Maria Bergman (1912-1980)
- 3. Jacobus Frederik Theodorus Bergman (1913-1982)
- 4. Jacobus Frederik Theodorus Bergman (1941)
- 4. Frits Franciscus Bergman (1943-2008)
- 3. Gerardus Hendricus Bergman (1915-1988)
- 3. Wilhelmina Hendrika Bergman (1918-c1952)
- 2. Dirk Theodorus Bergman (1881)
- 2. Frederik Jacob Bergman (1883-c1967)
- 2. Johannes Bergman (1885-1929)
- 2. Johanna Catharina Bergman (1888)
- 2. Maria Frederika Bergman (1891-1968)
- 2. Cornelis Jacobus Bergman (1892-1971)
- 3. Johannes Wilhelmus Bergman (1928)
- 4. Johannes Wilhelmus Bergman (1950-2000)
- 4. Margarethe Henriëtte Bergman (1953)
- 5. Marcus Antonius Smits (1974) ... (more)
- 5. Johannes Bernardus Smits (1976) ... (more)
- 5. Margarethe Henriëtte Smits (1978) ... (more)
- 4. Jeanne Jacqueline Bergman (-)
- 3. Johanna Wilhelmina Bergman (1931)
- 3. Johannes Wilhelmus Bergman (1928)
- 2. Geertruida Catharina Bergman (1895-1973)
- 2. Theodorus Jacobus Bergman (1898)