Siebold
von Siebold is a German surname:
- Karl Kaspar von Siebold, surgeon
- Regina von Siebold, obstetrician
- Adam Elias von Siebold, medical doctor
- Charlotte von Siebold, gynaecologist
- Philipp Franz von Siebold, German physician, significant for his study of Japanese flora and fauna; standard author abbreviation Siebold
- Eduard Caspar Jacob von Siebold, medical doctor
- Karl Theodor Ernst von Siebold, German physiologist and zoologist
- Alexander von Siebold was a German translator and interpreter active in Japan
- Heinrich von Siebold, German diplomat and anthropologist
- Percival Alfred Siebold, British scouting administrator
- Peter Siebold, American commercial astronaut