- Powell, Mary Lucas.
- Powell, Michael
- Powell, Nestor Valente
- Powell, Norris,
- Powell, Ola, 1889-
- Powell, Ola, 1889-1979
- Powell, P B
- Powell, P K
- Powell, Paige
- Powell, Priscila Ana
- Powell, R
- Powell, R J
- Powell, Richard J., 1953-
- Powell, Robert
- Powell, Robert J
- Powell, Roger A.
- Powell, S A
- Powell, Samuel L.
- Powell, Shirley
- Powell, Shirley A
- Powell, T
- Powell, Thomas
- Powell, Todd
- Powell, W Allan
- Powell, W. Raymond,
- Powell, W. Richmond.
- Powell, W. Robert
- Powell, Wilfred
- Powell, William N
- Powell, William Stevens, 1919-
- Powell, Willis J.
- Powell-Cotton, P. H. G. (Percy Horace Gordon), 1866-1940
- Powell-Owen, William, 1889-
- Powels, C
- Power, A
- Power, Anne
- Power, Dennis M
- Power, F B
- Power, F. D.
- Power, Frederick B. 1853-1927
- Power, Frederick Danvers, 1861-
- Power, G
- Power, Geoff
- Power, Geoffrey
- Power, H. D'Arcy 1864-
- Power, Harry W
- Power, Henry, 1829-1911
- Power, J H
- Power, J M
- Power, J. F.
- Power, Jason W.B.
- Power, Jeannette
- Power, John L.
- Power, Kyran
- Power, Martha S
- Power, Michael
- Power, Nancy
- Power, Narelle
- Power, Paula
- Power, R. A. (Richard Anderson), 1888-
- Power, Richard
- Power, Richard H.,
- Power, Sally A
- Power, Terrance D.
- Power, Terry
- Power, Vince
- Power, William
- Powers, A. K.
- Powers, Adrianna M.
- Powers, Donald R
- Powers, E L
- Powers, Edwin Booth, 1880-1949
- Powers, H A
- Powers, Jennifer
- Powers, Karen E
- Powers, Kevin D.
- Powers, L
- Powers, L R
- Powers, L V
- Powers, Le Grand, 1847-
- Powers, Leon R
- Powers, Lucius.
- Powers, M
- Powers, Maureen K
- Powers, Philip B A
- Powers, Ryan
- Powers, Sidney
- Powers, Stephen.
- Powers, Steve G.
- Powers, Steven L
- Powers, T O
- Powers, W. L. (Wilbur Louis), 1887-
- Powers, William L.,
- Powerscourt, Viscount
- Powick, Wilmer C. (Wilmer Chrisman), 1886-
- Powles, M
- Powles, P. M.
- Powlett, Edmund
- Pownall, Nicole
- Pownall, Thomas, 1722-1805
- Powrie, E
- Powter, David M
- Powter, David Mark
- Powys, I. L. (Inscriber)
- Poyarkov, Nikolay
- Poyarkov, Nikolay A
- Poyato-Ariza, Francisco José
- Poynting, Frank, 1848-1897
- Poynting, J. H. (John Henry), 1852-1914
- Poynton, David J
- Poynton, J C
- Poynton, John C
- Poyry, Juha
- Poyser, William A.
- Pozaryska, Krystina
- Pozer, C. G.
- Poznanska-Kakareko, Malgorzata
- Pozner, Raúl
- Pozner, Raúl.
- Poznyakova, Julia
- Pozo Lira, Alejandro del
- Pozo, Carmen
- Pozo, Francisco
- Pozo, Karla
- Pozo, Veronica
- Pozo, Viviana
- Pozojević, Ivana
- Pozo-Rivera, Wilmer E.
- Pozorski, S
- Pozorski, Shelia
- Pozorski, T
- Pozorski, Thomas
- Pozo-Zamora, Glenda
- Pozza, D. D.
- Pozzebon, Alberto
- Pozzi, A
- Pozzi, Adrien.
- Pozzi, Carla
- Pozzi, Leonard, 1831-
- Pozzi, Luciana M.
- Pozzi, Samuel, 1846-1918
- Pozzi, Stefano
- Pozzi-Escot, M. Emm. (Marius Emmanuel), 1880-
- Pozzi-Escott, Em.
- Pozzo Ardizzi, CM
- Pozzobon, Allan
- Pozzobon, Allan Pierre Bonetti
- Pozzobon, Marisa Toniolo
- PPL Montana.
- Prá, Elder Dal
- Prabhadevi, I
- Prabhakar, A
- Prabhakar, Mukesh
- Prabhakar-Raju, C
- Prabhoo, N R
- Prabhu, Kolandhasamy
- Prabhu, M S
- Prabhu, M.V.
- Prabhu, Swapna
- Prabowo, Romanus E.
- Praça, Milene
- Prach, R. W.
- Practical shepherd.
- Practical, pseud.
- Prada Fonseca, María Consuelo
- Prada, Irvênia Luiza de Santis
- Prada, Jorge
- Prada, María del Carmen Isabel, 1953-
- Prada-Pedreros, Saúl
- Prada-Pedreros, Saúl
- Prade, Jean Le Royer, sieur de, active 17th century-
- Prade, Patricia
- Pradeep, A K
- Pradeep, Ayillath Kuttiyil
- Pradeep, C K
- Pradeep, Nediyaparambu Sukumaran
- Pradeep, P J
- Pradel, Alan
- Pradel, Kathrin
- Pradella, Duccio
- Pradenas, Julio
- Pradenas, Mauricio A
- Pradenas, Miguel
- Praderio, Angel
- Praderio, M J
- Prades, Míriam
- Pradhan, A G
- Pradhan, M J
- Pradhan, M S
- Pradhan, N
- Pradhan, Prakash
- Pradhan, R M
- Pradhan, S P
- Pradhan, Shreedhar
- Pradhan, Sunita
- Pradhan, Sushmika
- Pradit, Waranee
- Prado e Castro, Catarina
- Prado, Alcides
- Prado, Ângelo Pires do, 1942-2013
- Prado, Barbara Heliodora Soares do
- Prado, Blanca
- Prado, C. P. A.
- Prado, Carlos Henrique B. A.
- Prado, Carlos Henrique B.A.
- Prado, Cynthia P.A.
- Prado, Cynthia Peralta de Almeida
- Prado, Darién
- Prado, Darién E
- Prado, Ernesto
- Prado, F. E
- Prado, Fernanda D.
- Prado, Fernanda Dotti do
- Prado, Fernando E
- Prado, Gerônimo Rodrigues
- Prado, Guilherme
- Prado, Gustavo M.
- Prado, Ivo Gavião
- Prado, Jefferson
- Prado, Jenny Paola Corredor
- Prado, José L
- Prado, José Luis
- Prado, Joyce R.
- Prado, Laura
- Prado, Lívia P.
- Prado, Luis
- Prado, LVS.
- Prado, Paulo Inacio
- Prado, Paulo Inácio
- Prado, PI.
- Prado, RB.
- Prado, Rogilene Aparecida
- Prado, Vitor Hugo Mendonça do
- Prado-Fiedler, Roberto
- Prado-Irwin, Sofia R
- Prado-Júnior, Jamir Afonso.
- Prado-Silva, Arlete
- Prado-Valladares, Ana Carolina
- Praeger, C E
- Praeger, R. Lloyd (Robert Lloyd), 1865-1953
- Praeger, William Emilius, 1863-
- Praët, Michel van
- Praetorius, Johannes, 1630-1680
- Präger, Herr
- Prager, Sean
- Prague (Czechoslovakia). Oba komitéty propr̆irodovĕdecký výskum zemĕ C̆eské.
- Prague. Národní museum. Zoologické oddélení
- Prahl, P. (Peter), 1843-1911
- Prain, D
- Prain, D. (David), 1857-1944