Compact tree of Roy Julian Bly
| Per Hansen 1744–1825 | Per Bergersen 1748–1831 | Johanes Olsen – | |||||||||||
| Anders Pedersen 1789– | Christopher Anderson 1822–1902 | Berte Pedersdatter 1791– | Ole Johansen 1798– | Nicolai Olsen 1851–1928 | Anne Olsdatter 1806– | ||||||||
| Mette Andersdatter 1750–1841 | Kirsti Hansdatter 1749–1809 | Rønnoug Amundsdatter – | |||||||||||
| Christian Anderson Bly 1863–1940 |
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Mary N. “Marie” Olsdatter 1882–1946 | |||||||||||
| Mattis Andersen 1749–1824 | Anders Hansen 1770–1847 | Anders Larsen – | Anders Nilssen – | ||||||||||
| Anders Mathisen 1805–1910 | Caren Andersdatter 1827–1906 | Kari Andersdatter 1807–1862 | Lars Andersen 1811– | Martea Larsdatter 1858–1887 | Magnild Andersdatter 1816– | ||||||||
| Karen Matea Pedersdatter 1759–1830 | Marit Johannesdatter 1772–1839 | Anne Andersdatter – | |||||||||||