Siem
Siem is a surname. Notable people with the surname include:
- Charlie Siem, British violinist
- Kjetil Siem, Norwegian businessperson, journalist, author and sports official
- Kristian Siem, Norwegian businessman
- Martin Siem, Norwegian businessperson
- Mary Alice Siem, American activist
- Ole Siem, Norwegian naval officer, businessman and politician
- Sasha Siem, British-Norwegian singer-songwriter and composer
