Thunberg is a Swedish ornamental surname composed of the elements + . Notable people with the surname include:
Anna Sofia Sevelin ( Thunberg; 1790–1871), Swedish opera singer Carl Peter Thunberg (1743–1828), Swedish naturalist Clas Thunberg (1893–1973), Finnish speed skater Greta Thunberg (born 2003), Swedish climate activist Lage Thunberg (1905–1977), Swedish Air Force general Olof Thunberg (1925–2020), Swedish actor and director Svante Thunberg (born 1969), Swedish actor, producer and author Torsten Thunberg (1873–1952), Swedish physiologist
See also Tunberg