What is "ungern-sternberg"

Ungern-Sternberg is a Baltic-German noble family, with branches belonging to the Finnish, Swedish and Russian nobilities. Notable members include:

• Alexander von Ungern-Sternberg, (1806–1869), Baltic German novelist, poet and painter
• Mattias Alexander von Ungern-Sternberg (1689–1763), lantmarskalk at the Swedish Riksdag of the Estates (1742, 1746)
• Anna Dorothea von Ungern-Sternberg (1769–1846), wife of Aleksey Grigorievich Bobrinsky
• Roman von Ungern-Sternberg (1886–1921), Russian general, White Movement warlord
• Erich von Ungern-Sternberg (1910–1989), Finnish architect