DragonForce are a British power metal band from London. The band was formed in 1999 by guitarists Herman Li and Sam Totman, and are known for their long and fast guitar solos, fantasy-themed lyrics and retro video game-influenced sound. The band themselves refer to their music as "extreme power metal".

DragonForce's current lineup comprises Li, Totman, vocalist Marc Hudson, drummer Gee Anzalone and bassist Alicia Vigil. The band have been through several lineup changes throughout their career; longtime members in vocalist ZP Theart, keyboardist Vadim Pruzhanov, drummer Dave Mackintosh and bassist Frédéric Leclercq are among the former members of the band.

DragonForce has released eight studio albums, two live albums, one compilation album, one live DVD and one demo. Their third album, Inhuman Rampage (2005), was certified gold by the Recording Industry Association of America (RIAA) and the British Phonographic Industry (BPI); its lead single, "Through the Fire and Flames", is their best-known song, and was featured in several video games, including Guitar Hero III: Legends of Rock. The lead single from their fourth album, "Heroes of Our Time", was nominated for a Grammy Award in 2009. DragonForce has been referred to as one of the "big four" bands of power metal, along with Helloween, Blind Guardian, and Sabaton.