Johan Testad (born 1973) is a Swedish composer. He won Guldbagge Award for Best Original Score for his work on ' (2018).
He studied music in Gävle, before being introduced to film score composition through , then a filmmaking student at the Dramatiska Institutet. He wrote the music for the 2007 film adaptation of Jonas Hassen Khemiri's novel . In 2012, Testad formed the band Tibble Transsibiriska. The group's work is inspired by Romani folk music; they released their first album in 2015. Testad has collaborated numerous times with filmmaker Peter Grönlund, including on ' (2018), for which Testad won Guldbagge Award for Best Original Score. For the original score of Beartown (2020), Testad nominated for a 2022 HARPA Nordic Film Composer Award. He composed the music for ' (2022) and the Spotify audio drama De fria. He also composed the score for the Netflix series Land of Sin, a 2026 crime drama series created by Grönlund.