- Delafond, Onésime, 1805-1861
- Delaforge, Aurélie
- Delafosse
- Delafosse, G. 1796-1878
- Delafresnaye, J. F. 1919-
- Delagardette, Pierre Claude, approximately 1745-1792?
- Delage, Yves, 1854-1920
- Delage-Darchen, Bernadette
- Delaguette, P. M.
- Delaguette, Pierre-Méri, 1788
- Delahaye, Charles, active 1841-1852
- Delahaye, Guy,
- Delahaye, Norbert
- Delahon, Paul
- Delahoussaye, A. James, 1938-
- Delahoussaye, Jacob
- Delahoz Aristizábal, María Virginia
- Delair, Justin B
- Delalain, Nicolas-Augustin, 1735?-1807?
- Delalande, P.
- Delalibera, Italo.
- Delamar, C. D.,
- Delamare Beboutteville, C
- Delamare Deboutteville, Claude, 1918-1990
- Delamare, Ad. H. Al. (Adolphe Hedwige Alphonse ), 1793-1861
- Delamare, Ernest, 1835-1888
- Delamare-Deboutteville, C
- Delamarre, Louis-Gervais, 1766-1827
- Delamer, Eugene Sebastian
- Delamollière, Jean Baptiste, 1759-1994
- Delamotte, Philip H. (Philip Henry), 1821-1889
- Delance, J-H
- DeLancey, E. S.
- Deland, Benjamin.
- Deland's (Firm)
- Delane, Teresa M.
- Delaney, Dale J.
- Delaney, David K.
- Delaney, E. S.
- Delaney, Katy Semple
- Delaney, Kevin J
- Delaney, Kris R
- Delaney, Paul
- Delaney, Paul M.
- Delaney, T W
- Delanney, L E
- Delannoy, Michael.
- Delano Bros. (Firm)
- Delano Brothers.
- Delano Seed Co.
- Delano Seed Company
- Delano, Columbus, 1809-1896
- Delano, William Adams 1874-1960
- Delanora, Rogério
- Delanoue, G
- Delanoy, L.
- Delanoy, Marleen.
- Delany, A.C.
- Delany, John J.
- Delany, M J
- Delap, J. A.
- Delap, W. W.
- Delapieve, Maria Laura S.
- Delaplaine, Joseph, 1777-1824
- Delaporte, Louis, 1842-1925
- Delaporte, Rosine-Antoinette, 1807-1897
- Delaporte, T B
- DeLapp, William Coultas.
- Delarbre, Antoine, 1724-1813
- Del'Arco, Marcelo
- Delariva, Rosilene Luciana
- Delarmelinda, Elaine Almeida
- De-La-Rosa-Mera Claudia
- De-La-Rosa-Pérez David A.
- Delarue, Jean, active 1838-1846
- Delás y de Gayolá, Francisco de Sales de
- Delatorre, Milena
- Delatour, Louis François, 1727-1807
- Delatte, Hélène
- Delattre, A. (Antoine)
- Delattre, François-Pascal, 1749-1834
- Delattre, M
- Delattre, Maurice
- Delattre, R
- Delaubenfels, David J
- Delaugerre, Michel
- Delaunay, Mathilde
- Delaunay, Robert, 1749-1814
- Delaval, Edward Hussey
- Delavaud, M C
- Delavay, J. M. 1838-1895
- Delaveau, Catherine
- Delaville-Le Roulx, Joseph, 1747-1803
- Delavoi, Charles
- Delaware and Hudson company.
- Delaware Board Of Game And Fish Commissioners.
- Delaware County Institute of Science.
- Delaware Museum of Natural History.
- Delaware Native Plant Society.
- Delaware Nurseries.
- Delaware Plant Farms.
- Delaware Valley Nursery,
- Delaware Valley Ornithological Club
- Delaware Valley Ornithological Club.
- Delaware.
- Delaware. Oyster survey commission.
- Delaware. State board of agriculture.
- DeLay, John
- Delazari-Barroso, Alessandra
- Del-Bay Farms, Inc.
- Del-Bay Farms.
- Delbeek, J Charles
- Delbón, Natalia
- Delbrück, Max
- Delcampe.
- Delchamps, C E
- Delchiaro, Roberta Tonolli Chiavone
- Delciellos, Ana Cláudia
- Del-Claro, Kleber, 1965-
- Delconte, Carlo Andrea
- Delcourt, A F
- Delcourt, Johann
- Delcourt, Rafael
- Del'Duca, A
- Delean, Steven
- Déléano, Nicolas T.
- Delécolle, Jean-Claude
- Délégation en Perse, 1897-1905
- Deleongonzalez, J A
- DeLeonibus, Pat S.
- Delépine, R
- Delépine, Sheridan, 1855-1921
- Deleporte, Pierre
- Deleray, Mark Arthur
- Deler-Hernández, Albert
- Delesalle, Bruno
- Delespine, Ch. Jean-Bapt.,
- Delessert, Adolphe, 1809-1869
- Delessert, Benjamin, baron, 1773-1847
- Delessert, François
- Delestrade, Anne
- Delétang, Luis F
- Deleuze, J. P. F. (Joseph Philipe François), 1753-1835
- Deleuze, J. P. F. (Joseph Philippe François), 1753-1835
- Deleva, Stanimira
- Deleve, J
- Delevoryas, Theodore, 1929-
- Deleyre, Alexandre, 1726-1797
- Delf, Ellen Marion 1883-1980
- Delf, Thomas, 1865
- Delff, Willem Jacobsz., 1580-1638
- Delfín Pazos, Araceli
- Delfin, G
- Delfina, Márcia Cristina
- Delfinado, Mercedes D. (Mercedes Delfino), 1933-
- Delfín-Alfonso, Christian Alejandro
- Delfín-González, Hugo
- Delfino Schenke, Ricardo
- Delfino, Giovanni
- Delfino, Janice, 1926-
- Delfino, M
- Delfino, M. M. S.
- Delfino, Massimo
- Delfino, Miguel Ángel
- Delfino, Susana
- Delfos, Abraham, 1731-1820
- Delfs, J C
- Delgadillo Hernández, Norma Angélica
- Delgadillo M., Claudio.
- Delgadillo Moya, Claudio
- Delgadillo, Camila S
- Delgadillo, José 1955-
- Delgadillo-Durán, Ernesto
- Delgadillo-Garzón, Oscar
- Delgadillo-Nuño, Manuel A
- Delgado Arroyo, María del Mar
- Delgado Blas, Víctor Hugo
- Delgado Cañedo, Andrés
- Delgado Castro, Guillermo
- Delgado Cueva, Tania Elisabeth
- Delgado Hernández, María Fernanda
- Delgado Junior, Geadelande Carolino
- Delgado M., Rosario E.
- Delgado Ortiz, JC
- Delgado Valerio, Patricia
- Delgado Vélez, Carlos Andrés
- Delgado, Amanda J.
- Delgado, Francisco S
- Delgado, Gabriel A
- Delgado, German Haug
- Delgado, Gregorio
- Delgado, J
- Delgado, J A Gonzalez
- Delgado, J. F. N. (Joaquim Filippe Nery), 1835-1908
- Delgado, Jhefferson
- Delgado, José
- Delgado, José Manuel Rodríguez 1915-2011
- Delgado, Juan A.
- Delgado, Juan Manuel
- Delgado, L
- Delgado, Leonardo
- Delgado, Luisa E.
- Delgado, M D
- Delgado, Marcos F.
- Delgado, María del Carmen
- Delgado, María del Mar, 1979-
- Delgado, María Elena Siquieros
- Delgado, Marina Neves
- Delgado, Marlon
- Delgado, Octavio Rodríguez
- Delgado, Patricia
- Delgado, Rafael
- Delgado, Robert Edward.
- Delgado, Silvia
- Delgado, Simone Mogami
- Delgado, Willy
- Delgado-Alvarado, Adriana
- Delgado-Alvarado, Amanda
- Delgado-Gómez, P.
- Delgado-Jaramillo, Mariana Isabel
- Delgado-Martínez, R
- Delgado-Salinas, Alfonso
- Delgado-Santa, Leonardo
- Delgado-Vargas, Francisco
- Delgado-Zamora, D
- Delgado-Zúñiga, José P
- Delgar, Martín, active 18th century-
- Delgat, Lynn
- Delhaye-Prat, V
- Delhey, J. Kaspar V.
- Delhey, R
- Delhey, Valdemar
- Delhey, Valdemar K
- Deli Antoni, Mariana Y
- Deli, Tamás
- D'elia, Christopher F
- D'Elía, Guillermo
- Delibes de Castro, Miguel, 1947-
- Delibes, A
- Delibes-Mateos, Miguel
- Delić, Antun
- Delić, Teo
- Delicado, Diana
- Delight-U Garden (Firm)
- Delile, Eulalia.
- Delille, B.
- Delisa, D
- Delisle, Albert L
- DeLisle, Claude E. 1940-
- Delisle, F