Hellberg is a Swedish surname. Notable people with the surname include:
- Björn Hellberg (born 1944), famous sports journalist, author, tennis oracle and TV personality
- Magnus Hellberg (born 1991), Swedish ice hockey goaltender
- Martin Hellberg (1905–1999), German actor, director and writer
- Mattias Hellberg (born 1973), Swedish musician
- Niklas Hellberg (born 1964), Swedish studio musician
- Owe Hellberg (born 1953), Swedish Left Party politician