Bruja is a name used by several rock and metal acts, including an alternative rock band from Yorkshire in the UK, a sludge metal band from Omaha, Nebraska, and a sludge metal band from Sofia, Bulgaria.

The Yorkshire group is described as a South Yorkshire trio playing a mix of alternative rock, grunge and sludge pop. It is noted for sharing bills with acts including Allusondrugs, Fizzy Blood and Wille & the Bandits, and for combining melody, heavy rhythms and spacious instrumental sections.

The Omaha band forms in February 2010 and works in sludge metal. The Sofia band also works in sludge metal and forms in February 2020.