What is "budberg"

Budberg is a surname. Notable persons with that name include:

• Andrei Budberg (1750–1812), Russian diplomat
• Andrey Fedorovich Budberg (1817–1881), Russian diplomat
• Moura Budberg ( 1891–1974), Russian-British double spy
• Peter Alekseevich Budberg (1903–1972), Russian-American sinologist