Frode Barth (born 20 August 1968) is a Norwegian musician (guitar) and composer, widely recognized for his contributions to jazz, contemporary and popular music, performing with musicians including Oscar Peterson, Reggie Workman, Arthur Maia, Robertinho Silva, Toninho Horta, Kjell Karlsen, Trygve Seim, Terje Venaas, Harald Johnsen, Celio de Carvalho, Alf Kjellman, Pål Thowsen, Arild Andersen, Jon Eberson, Per Oddvar Johansen, Steve Bloom and Jarle Vespestad.

He later studied under the guidance of guitarists Bjørn Klakegg (1983–1989), Jørn Takla (1985–1986), Egil Haugland (1984–87), Knut Værnes (during the Norwegian Jazz Federation Summer School in 1987), Odd-Arne Jacobsen (1988–1989), Staffan William-Olsson (1988–1990), Stein-Erik Olsen (1989–1991) and Geir-Otto Nilsson (1991–1992).

This is a classic course, but he was also active in a wide range of musical experiences, like the improvisation classes taught by jazz pianist Egil Kapstad, occasionally bring in well established musicians such as drummer Ole Jacob Hansen and bassist Terje Venaas.

Of most importance for his career is the Norwegian-Estonian trio collaboration Barth, Aaserud & Roll [BAR], which with the release Going North was awarded the 2006 Estonian Grammy, in the category Jazz.

Barth has recently contributed to "Julius Winger Band" including Jan Erik Kongshaug (guitar), Mathias Eick (trumpet), Trygve Seim (saxophone), Mats Eilertsen (bass), Andreas Utnem (piano), Halvor Lillesund (accordion) and Per Oddvar Johansen (drums).