Octopus oliveri (S.S. Berry, 1914)
Callistoctopus ornatus (A.A. Gould, 1852)
Octopus oshimai (M. Sasaki, 1929)
Amphioctopus ovulum (M. Sasaki, 1917)
Eledone palari C.C. Lu & T.N. Stranks,1992
Octopus pallidus W.E. Hoyle, 1885
Euaxoctopus panamensis N.A. Voss, 1971
Pareledone panchroma L. Allcock, 2005
Praealtus paralbida L. Allcock, M.A. Collins, U. Piatkowski& M. Vecchione, 2004
Octopus parvus M. Sasaki, 1917
Scaeurgus patagiatus S.S. Berry, 1913
Octopus penicillifer S.S. Berry, 1954
Thaumeledone peninsulae L. Allcock, M.A. Collins, U. Piatkowski& M. Vecchione, 2004
Octopus pentherinus A. de Rochebrune& J.F. Mabille, 1889
Octopus peronii C.A. Lesueur, 1821
Wunderpus photogenicus F.G. Hochberg, M.D. Norman& J. Finn, 2006
Adelieledone piatkowski L. Allcock, F.G. Hochberg, P.G. Rodhouse& J.P. Thorpe, 2003
Octopus pictus H.M.D. de Blainville,1826
Euaxoctopus pillsburyae N.A. Voss, 1975
Cistopus platinoidus Sreeja,Norman & Biju Kumar, 2015
Adelieledone polymorpha (G.C. Robson, 1930)
Amphioctopus polyzenia (J.E. Gray, 1849)
Octopus prashadi W. Adam, 1939
Octopus pricei S.S. Berry, 1913
Bathypurpurata profunda M. Vecchione, L. Allcock& U. Piatkowski, 2005
Pareledone prydzensis C.C. Lu & T.N. Stranks,1994
Benthoctopus pseudonymus (G.J. Von Grimpe, 1922)
Amphioctopus pulcher (P. Brock, 1887)
Octopus pumilus M.D. Norman & M.J. Sweeney,1997
Octopus pusillus A.A. Gould, 1852
Octopus pyrum M.D. Norman, F.G. Hochberg& C.C. Lu, 1997
Callistoctopus rapanui (N.A. Voss, 1979)
Amphioctopus rex (A. Nateewathana& M.D. Norman, 1999)
Amphioctopus robsoni (W. Adam, 1941)
Bentheledone rotunda (W.E. Hoyle, 1885)