Rönnberg is a Swedish surname that may refer to: Glenn Rönnberg (born 1961), a Swedish footballer. Hanna Rönnberg (1862–1946), a Finnish artist and writer. Jerker Rönnberg (born 1953), a Swedish professor of psychology. Joonas Rönnberg (born 1983), a Finnish professional ice hockey defenceman. Lennart Rönnberg (1938–2022), a Swedish Army major general. Mikael Rönnberg (born 1957), a Swedish footballer. Nico Rönnberg (born 1992), a Finnish handball player. Roger Rönnberg (born 1971), a Swedish ice hockey coach
https://en.wikipedia.org/wiki/R%C3%B6nnberg