Finem Vitae is a death/doom metal band from Alicante, Spain, formed in 2013. The band — whose Latin name means "end of life" — creates crushing doom/death from the Mediterranean coast.

Fiorina 161 is a melodic black/doom metal band with electronic elements from Aubagne, France, formed in 2024. Named after the prison planet from the Alien franchise, the band blends black and doom metal with electronic textures from the Provençal town near Marseille.

Fire Walk with Me is a sludge/doom metal and drone band from Písek, Czech Republic, formed in 2015. Their 2015 album "...neither the fires of hell will guide us home" spans six tracks over 60 minutes, blending post-metal, psychedelic, and sludge elements with contributions from guitarist Max Abt on synthesizer and piano alongside a four-piece lineup.

Firebreather is a stoner/doom metal band from Gothenburg, Sweden, formed in 2017. Their releases including Under A Blood Moon and Dwell in the Fog deliver massive, riff-driven stoner doom from the city best known for melodic death metal.

Firelord is a stoner/doom metal trio from Turin, Italy, formed in 2007 from the remnants of an earlier doom project. Drawing openly from Black Sabbath, Count Raven, and Gates of Slumber, their releases Among The Snakes and Hammer Of Chaos EP channel classic doom and stoner metal through a raw, uncompromising Italian lens.

Firmam3nt is a sludge/doom/post-metal band from Collado-Villalba, Spain, formed in 2016. The band layers sludge and doom heaviness with post-metal atmospherics from the Sierra de Guadarrama mountain town near Madrid.

First Temple of the Atom is a doom/post-metal band from Glasgow, Scotland, formed in 2017. The band creates expansive, atmospheric doom and post-metal from Scotland's largest city.

Five the Hierophant is an avant-garde post-black/doom metal band from London, incorporating dark ambient and jazz elements. The band creates a singular fusion of extreme metal, dark ambient, and jazz from the British capital.

Five Will Die is a sludge/doom metal band from Cork, Ireland, one of the longer-running heavy bands in the Munster scene with origins dating back to 2006. The project delivers crushing sludge and doom metal from southern Ireland.