Familie: Cai Christoph Bechmann Dreyer / Baronesse Marie Elisabeth Bille-Brahe, af Svanholm (F28897)
Frederik Wilhelm Cajus Dreyer (1843-1915) 
|
Malvina Rosa Augusta Wulff (1847-1909) |
Frederik Christian August Vilhelm Dreyer (1873-1949)  |
| Paula Ida Marie Dreyer (1876-1927) |
| Baron Preben Bille-Brahe, af Svanholm (1852-1924)
|
| Anna Sophie Elisabeth Brun (1855-1930) |
| Regitze Bille-Brahe (1884-1960) |
| Baron Johan Christian Bille-Brahe, af Svanholm (1888-1972) |
| Cai Christoph Bechmann Dreyer (1878-1960)
|