| Generation 1 | Generation 2 | Generation 3 | Generation 4 | |
| Klas Pehr Nilsson 1837-1876) Lilla Allmungs, Havdhem, Gotland | Extend–> | |||
| Jakob Petter Arvid Klasson 1865-1944) Lingvide, Havdhem, Gotland | ||||
| Maria Gerturd Gardell (1837-1927) Havdhem, Gotland | Extend–> | |||
| Per Emrik Klasson (1905-1972) Hemöstris, Havdhem, Gotland | ||||
| Pehr Niklas Nilsson (1833-1914) Hemöstris, Havdhem, Gotland | Extend–> | |||
| Anna Brita Karolina Nilsson (1864-1935) Havdhem, Gotland | ||||
| Anna Katharina Mårtensdotter (1834-1904) Näs, Gotland | Extend–> | |||
| Gerd Elisabeth Klasson (1930-1989) Hemöstris, Havdhem, Gotland | ||||
| Unknown father | ||||
| Kally Johanna Desideria Hafdell (1908-1958) Eke, Gotland | ||||
| Carl Johan Ludvig Hafdell (1854-1935) Alva, Gotland | Extend–> | |||
| Elida Matilda Johanna Hafdell (1883-1951) Alva, Gotland | ||||
| Johanna Christina Jakobsson (1854-1928) Rone, Gotland | Extend–> |