Oh Wonder
chillout, electronic, indie pop
Ohgr
darkwave, electronic, industrial rock
Ohio Players
disco, funk, rhythm and blues, soul
Oho
chillout, electronica, progressive rock, trip-hop
Oi Va Voi
chillout, electronic, trip-hop
OK Band
electronic, new wave, synthpop
Ol' Dirty Bastard
gangsta rap, hip hop, rap
Ola & The Janglers
classic rock, oldies, pop
Ola Belle Reed
americana, bluegrass, country, folk
Ola Magnell
progressive rock, singer-songwriter
Ola Podrida
indie folk, singer-songwriter, folk
Olavi Uusivirta
pop, rock, singer-songwriter
Old Canes
indie rock, singer-songwriter, folk
Old Crow Medicine Show
americana, bluegrass, country, folk
Old Dominion
alternative rock, black metal, country, rock
Old Funeral
black metal, blackened death metal, death metal
Old Man Markley
bluegrass, folk punk, folk
