Authors
- Ken Plant 1
- Valdine Plasmati 1
- Colin Platt 1
- W. Carter Platts 2
- Alfred C. Playne 9
- Samuel Plimsoll 1
- Pliny 1
- William Plomer 2
- Peter Plowman 1
- Lord Plumer 1
- Brian Plummer 1
- Charles Plummer 1
- David Brian Plummer 2
- Russell Plummer 1
- Emmeline M. Plunket 1
- Ierne L. Plunket 5
- Mila Plunket 1
- Geoffrey R. Pocklington 1
- Doris Pocock 5
- Lewis Pocock 1
- Edgar Allan Poe 2
- Joachim Poeschke 1
- Brian C. Pohanka 1
- Priscilla Pointer 1
- Lucie Pokludova 1
- J.P. Polak 1
- R.M. Polhill 1
- Polick 2
- J.C. Polkinghorne 1
- M.I.R. Polkinghorne 2
- R.K. Polkinghorne 2
- Dave Pollard 3
- E. Pollard 1
- Eliza F. Pollard 4
- Richard Pollard 1
- Lucy Pollen 1
- Gary Pollice 1
- D.R. Pollock 1
- Mary Pollock 2
- Marco Polo 1
- Nicholas Polunin 1
- Oleg Polunin 1
- Polybius 1
- Elizabeth Pomeroy 1
- Elizabeth W. Pomeroy 1
- Laurence Pomeroy 2
- Gregory Pons 1
- William Pontey 1
- D.M. Pontifex 1
- Gerald Ponting 1
- L.S. Pontryagin 1
- Phoebe Pool 1
- Michael Poole 2
- Richard Poole 1
- Robert W. Poole 1
- Sharon Poole 1
- Charles Pooley 2
- Jeremy Poolman 1
- Duncan Poore 1
- Jessie Pope 10
- James Pope-Hennessy 1
- John Pope-Hennessy 1
- Peter Popham 1
- Karl Michael Popp 1
- Terrence G. Popravak 1
- Ron Porley 2
- Claudio Porrozzi 3
- Andrew Porteous 1
- J. Douglas Porteous 1
- Porter 1
- David Porter 2
- H.M.Enry Porter 1
- Jim Porter 2
- Jonathan Porter 1
- Joy Porter 2
- Leila M. Porter 1
- Lindsay Porter 6
- Philip Porter 3
- Roy Porter 1
- Stephen Porter 1
- William Smith Porter 1
- Christopher J. Portier 1
- Pierluigi Portinaro 2
- Christopher Portway 1
- Emily Post 1
- Wiley Post 1
- M.M. Postan 1
- Isa J. Postgate 1
- Oliver Postgate 1
- Cyril Posthumus 5
- Ian Postlethwaite 1
- M.M. Postnikov 2
- T. Poston 2
- R.L. Potapov 1
- John Pottage 1
- Alexander Potter 2
- Beatrix Potter 71
- Dennis Potter 1
- Eloise F. Potter 2
- F. Scarlett Potter 1