* P-Funk - 1970s fusion of funk, heavy metal and psychedelic rock, most closely associated with the bands Funkadelic and Parliament, who shared many members collectively known as P-Funk
* Padams
* Pagan rock
* Pagode - Brazilian style of music which originated in the Rio de Janeiro region
* Paisley Underground - 1980s style of alternative rock that drew heavily on psychedelia
* Palm wine - fusion of numerous West African, Latin American and European genres, popular throughout coastal West Africa in the 20th century
* Palos
* Panambih - tembang sunda that uses metered poetry
* Panchai baja - Nepalese wedding music
* Panchavadyam - Temple music from Kerala, India
* Pansori - Korean folk music played by a singer and a drummer
* Paranda - Garifuna form of music
* Parisian soukous
* Parranda - Afro-Venezuelan form of music
* Parody - humorous renditions of various songs
* Patriotic
* Payada de contrapunto
* Pambiche (Merengue estilo yanqui)
* Paranda - Garifuna music of Belize
* Parang - Trinidadian Christmas carols
* Partido alto
* El pasacalle
* Paseo (music)
* Pasillo
* pcycobilly -hill billy and rock
* Peace Punk
* Pedo punk
* Pelimanni music - Finnish folk dance music
* Pennywhistle jive
* Peroveta anedia
* Petenera
* Peyote Song - a mixture of gospel and traditional Native American music
* Philadelphia soul - soft 1970s soul that came out of Philadelphia, Pennsylvania
* Phleng luk tung

* Piano blues
* Piano rock
* Piedmont blues
* Pineal Polka
* Pinoy rock - rock and roll sung in Tagalog from the Philippines
* Pinpeat orchestra
* Piphat - ancient form of Thai classical ensemble
* Pirekaus - traditional love songs of the Purépecha of Mexico
* Pisiq - Greenlandic folk song
* Pixiefunk - fusion of funk,afrobeat,celtic balad,pop-rock,drum'n'bass and jungle. Usually performed live and free style. Origin:London
* Piyyutim
* Plachi - melancholic Russian folk songs
* Plainchant (Gregorian chant)
* Plena
* Pleng phua cheewit - Thai protest rock
* Pleng Thai sakorn - a Thai interpretation of Western classical music
* Plunk-Folk - energetic double-bass driven folk, with the 'plunk' of the double bass sound.

* Poco-poco - Indonesian modern music which fuses disco with eastern Indonesian dance music
* Polihet
* Polka
* Polo
* Polonaise
* Pols - Danish fiddle and accordion dance music
* Polska
* Pong lang
* Pop folk
* Pop-makossa
* Pop melayu - Malay pop music with dangdut overlay
* Pop mop - Mongolian pop music
* Pop music
* Pop Progressive - Pop accompanied by guitar/bass riffs and speedy drum patterns
* Pop punk
* Pop rai
* Pop rap
* Pop rock
* Pop sunda - Sundanese mixture of gamelan degung and pop music structures
* Pornocore
* Porro - Colombian big band music
* Portuguese Shangaan - South African and Mozambiquan mixture of traditional Tsonga and Portuguese music
* Positive punk
* Post-disco
* Post-grunge
* Post-hardcore- Slite mixture of Hardcore and Punk rock
* Post-industrial
* Post-Jam - Next Wave Jambands like the Slip, Lotus, STS9 and The Duo. Electronic and Indie Rock stylings.
* Post-metal
* Post-minimalism
* Post-punk
* Post-rock
* Post-romanticism
* Post-Traumatic-Stress-Core
* Power electronics
* Power metal
* Power noise (or rhythmic noise)
* Power pop
* Powerviolence
* Pow-wow - Native American dance music
* Ppongtchak - Korean pop music developed during the Japanese occupation

* Praise song
* Pre-Computer
* Primus
* Program symphony
* Progressive Acoustic Urban Math Folk
* Progressive electronic music
* Progressive folk music
* Progressive house
* Progressive industrial beatbox-jambalaya
* Progressive metal
* Progressive bluegrass
* Progressive rock
* Progressive trance
* Protopunk
* Psychedelic music
* Psych folk or Psychedelic folk
* Psychedelic rock
* Psychedelic trance (Psy-trance)
* Psychobilly
* Psychosomatic trance
* Psych-pop
* Punjabi thumri - a type of thumri from Punjab
* Punk blues - a US music genre that developed in the 1980s, which mixes elements of blues with the aggressive sound of punk.
* Punk Cabaret - a fusion of musical theater and cabaret style music with the aggressive, raw nature of punk rock.
* Punk funk
* Punk jazz
* Punk rock
* Punta
* Punta rock - 1970s Belizean music
* Puke-a-Billy - genre created by Nathan Payne in the late 1990s. Mix of rock-a-billy, punk, country, and blues.