| Okładka | Wykonawca | Album | Rok | Gatunek | Typ |
|---|---|---|---|---|---|
 | Old Man’s Child [N] | Slaves Of The World | 2009 | melodic black metal | L |
 | Old Time Radio [PL] | Old Time Radio | 2004 | indie pop/downtempo | L |
 | OLDFIELD, Mike [GB] | Incantations | 1978 | progressive rock | O |
 | OLDFIELD, Mike [GB] | Return To Ommadawn | 2017 | progressive rock/folk/new age | L |
 | OLDFIELD, Sally [IRL] | Three Rings | 1994 | pop | L |
 | Oleś Brothers & Antoni GRALAK [PL] | primitivo | 2016 | jazz | L |
 | Oleś Brothers & Jorgos SKOLIAS [PL] | sefardix | 2013 | jazz | L |
 | OLIVEROS, Paulino Stuart Dempster Panaiotis [all US] | Deep Listening | 1989 | contemporary/ambient | L |
 | OLSEN, Angel [US] | Big Time | 2022 | alternative rock/indie rock/folk/country | L |
 | OLSON, Carla [US] & Mick TAYLOR [US] | 'Live' | 1990 | blue rock | L |