Fvnestö is a black/doom metal band from Valencia, Spain, formed in 2018. The band merges the darkness of black metal with doom metal's crushing weight from the Spanish Mediterranean coast.

Fyr is a post-black metal project from Stockholm, Sweden, formed in 2014. Their name — Swedish for 'fire' — contrasts with the atmospheric, contemplative side of their post-black metal from the Swedish capital.

Fyrdsman is a solo atmospheric black metal project from Farnborough by Tim Shaw, blending romanticism, history, and English folklore into black metal rooted in its homeland since 2010. Their 2026 album The Free Man explores post-1066 Norman England from a rebel's perspective, praised by Zero Tolerance and Kerrang! in a limited pressing of 200 hand-numbered digipak CDs.

Fyrgast is a black metal project from Svartsinge near Norrkoping in eastern Sweden, active since 2010. Their name and Ostergotland setting root their black metal in the rural Swedish landscape.

Fyrnask is a black metal project from Lübeck, Germany, active since 2010 with a substantial catalog spanning seven releases from "Fjǫrvar Ok Benjar" (2010) through "Nattverk" (2025). The project draws on Nordic-themed imagery and old Norse aesthetics across atmospheric, ritualistic black metal compositions.

Fyrnir is a pagan black/death metal project from Naples, Italy, formed in 2022. They channel Norse-influenced pagan metal traditions through a distinctly Neapolitan perspective, merging black and death metal with mythological themes.

Fafnir is a pagan black metal band from Ferrara, Italy, formed in 2015 and named after the legendary Norse dragon who guarded cursed gold. They deliver pagan-themed black metal steeped in northern European mythology from the flatlands of Emilia-Romagna.

Farbauti is an ambient black metal project from the More og Romsdal region of western Norway, formed in 2021. Named after the father of Loki in Norse mythology, they blend atmospheric ambient textures with black metal from the fjord-carved coast of northwestern Norway.

Fänggen is a black metal band from Lower Austria, formed in 2014, whose 2016 album "Geist des Waldes" — recorded and mixed in 2015 and released as a limited CDR with a conifer branch by Narbentage Produktionen — draws heavily on the atmosphere of dark, misty Central European forests. The four-track record represents a nature- and pagan-oriented underground black metal aesthetic rooted firmly in the Austrian woodland landscape.