Gunnar Krantz (born 1962) is a Swedish comic creator and artist.
He started creating modern-style black and white comics in the 1980s, making a name for himself in the Swedish fanzine community.
In the 1990s, Krantz became one of the pioneers of Swedish autobiographical comics in a kitchen-sink realist style, inspired by Harvey Pekar and other North Americans.
Throughout the years, he has contributed to several Swedish alternative comic publications (Pox, Elixir, Galago).
Although he is most known for his work in the comics field, Gunnar Krantz has been involved in several other kinds of art projects.