- Holm, Kathryn J
- Holm, Katy
- Holm, L
- Holm, Nancy Peterson.
- Holm, Otto
- Holm, Peter Alberg
- Holm, Peter Alberg.
- Holm, Richard W
- Holm, Richard W.
- Holm, S N
- Holm, S. M.,
- Holm, Theodor (Herman Theodor), 1854-1932
- Holm, Vernon
- Holman Bros.
- Holman Brothers Nurseries.
- Holman, Benjamin W B
- Holman, David
- Holman, G Mark
- Holman, H
- Holman, J
- Holman, J. Alan
- Holman, J. Alan, 1931-2006
- Holman, J. Alan.
- Holman, Jaroslav
- Holman, John Hamilton, 1869-
- Holman, Lillie E
- Holman, Luke
- Holman, R E
- Holman, Ralph T
- Holman, Richard M
- Holman, Silas Whitcomb, 1856-1900
- Holman, W M
- Holmason, John.
- Holmberg, Allan R
- Holmberg, Allan R.
- Holmberg, C. O.
- Holmberg, E L
- Holmberg, E. L.
- Holmberg, Eduardo Ladislao
- Holmberg, Eduardo Ladislao,
- Holmberg, L. P.
- Holmberg, Nels
- Holmberg, R G
- Holmberg, Robert G
- Holmboe, Jens 1880-1943
- Holme, C. Geoffrey (Charles Geoffrey), 1887-1954
- Holme, Charles, 1848-1923
- Holme, Edward
- Holme, F
- Holme, Frederic
- Holme, John
- Holme, N. A.
- Holmer, Lars E
- Holmes Bros. (Nursery)
- Holmes C. Miller (Firm),
- Holmes Glad Gardens.
- Holmes Nurseries (Tampa, Fla.)
- Holmes Seed Co.
- Holmes Seed Co. (Spartanburg, S.C.)
- Holmes Seed Company (Harrisburg, Pa.)
- Holmes Seed Company.
- Holmes Seed Store.
- Holmes, A. F. (Andrew Fernando), 1797-1860
- Holmes, A. M.
- Holmes, Andrew B
- Holmes, Andrew F.
- Holmes, Anna M.
- Holmes, Arthur Dunham, 1884-
- Holmes, Bayard.
- Holmes, Brian E.
- Holmes, C
- Holmes, Charles E
- Holmes, Charles Edgar
- Holmes, Charles Elmer, 1863-1926
- Holmes, D A
- Holmes, D J
- Holmes, D. A. (David Allen), 1853-
- Holmes, David W
- Holmes, Dawn E
- Holmes, E. M. (Edward Morell), 1843-1930
- Holmes, Eber
- Holmes, Eber.
- Holmes, Edward C
- Holmes, Ezekiel, 1801-1865
- Holmes, F M
- Holmes, F. S. (Francis Simmons), 1815-1882
- Holmes, Felicity
- Holmes, Florence Louise Chilton, 1911-
- Holmes, Francis C
- Holmes, Francis O
- Holmes, Francis W.
- Holmes, G
- Holmes, Gareth
- Holmes, George
- Holmes, George K. (George Kirby), 1856-1927
- Holmes, George K., 1856-1927
- Holmes, George Kirby, 1856-
- Holmes, Glenn
- Holmes, Gordon, Sir, 1876-1965
- Holmes, H J
- Holmes, H. L.
- Holmes, Harry L.
- Holmes, Henry M.
- Holmes, Iris A.
- Holmes, J M
- Holmes, J R S
- Holmes, J W
- Holmes, J. A. (Joseph Austin), 1859-1915
- Holmes, J. Garnett.
- Holmes, J. S. (John Simcox), 1868-1958
- Holmes, James H.
- Holmes, Jeffrey
- Holmes, Jennifer A
- Holmes, Jesse Herman, 1864-1942
- Holmes, John
- Holmes, John Dalrymple Edgar.
- Holmes, Kate Osgood 1858-1925
- Holmes, L. C.
- Holmes, La Rue K
- Holmes, Larue Klingle
- Holmes, Laurie
- Holmes, Lewis.
- Holmes, M. G.
- Holmes, M. J.
- Holmes, Massey Mrs.
- Holmes, Michael J
- Holmes, N J C
- Holmes, Neil Devlin,
- Holmes, Nelson
- Holmes, Nicholas
- Holmes, Oliver Wendell, 1809-1894
- Holmes, P
- Holmes, P R
- Holmes, Patrick.
- Holmes, R
- Holmes, R T
- Holmes, R.
- Holmes, R. S.
- Holmes, R. S. (Robert Smith), 1889-
- Holmes, Rachael
- Holmes, Richard T
- Holmes, Robert
- Holmes, Robert B.
- Holmes, Robert W.
- Holmes, Robert,
- Holmes, Robert, 1861-1930
- Holmes, Robin
- Holmes, S
- Holmes, S J
- Holmes, Samuel J
- Holmes, Samuel J. (Samuel Jackson), 1868-1964
- Holmes, Stephen B.
- Holmes, Stephen.
- Holmes, Timothy, 1825-1907
- Holmes, Valerie
- Holmes, W H
- Holmes, W M
- Holmes, W Murton
- Holmes, W. B. Keith.
- Holmes, Walter
- Holmes, Walter C.
- Holmes, Walter W.
- Holmes, William Henry, 1846-1933
- Holmes, Zach E.,
- Holmes-Calhoun Seed Co.
- Holmesdale Natural History Club.
- Holmes-Letherman Seed Company.
- Holmes-Pegler, Henry Stephen, 1848-
- Holmgren, A
- Holmgren, A E
- Holmgren, A H
- Holmgren, Arthur H
- Holmgren, Arthur H. (Arthur Herman), 1912-
- Holmgren, August Emil, 1829-1888
- Holmgren, Camille
- Holmgren, Jan
- Holmgren, N
- Holmgren, Nils
- Holmgren, Nils F
- Holmgren, Nils Fritiof, 1877-1954
- Holmgren, Noel H
- Holmgren, Noel H.
- Holmgren, Ralph C.
- Holmgren, Sandra
- Holmgren, U
- Holm-Hansen, O.
- Holm-Nielsen, L B
- Holm-Nielsen, Lauritz B.
- Holm-Nielsen, Lauritz Broder
- Holmquist, C
- Holmquist., C
- Holmqvist Álvarez, Carolina
- Holmqvist, J Per-Henrik
- Holmqvist, Otto
- Holmskjold, Theodor, 1731-1793
- Holmstead, Gary L
- Holmstedt, B
- Holmstedt, Bo
- Holmström, John Gustaf.
- Holmwood, Frederic
- Holmyard, Eric John, 1891-1959
- Holness, P R
- Holohan, S.
- Holomuzki, Joseph R
- Holopainen, I J
- Holovachov, Oleksandr
- Holroyd, G L
- Holroyd, Geoffrey L
- Holroyd, Geoffrey L.
- Holroyd, George Earl of Sheffield Holroyd, George Augustus Frederick Charles 1802-1876
- Holroyd, H.
- Holroyd, John Baker Earl of Sheffield 1735-1821
- Holroyd, John C.
- Holroyd, Patricia A
- Holroyd, Patricia A.
- Holsapples Dahlia Garden,
- Holschuh, C I
- Holsinger
- Holsinger Bros. Nurseries.
- Holsinger Brothers Nurseries.
- Holsinger Brothers Nursery.
- Holsinger Brothers.
- Holsinger Nursery.
- Holsinger, Geo. W.
- Holsinger, J R
- Holsinger, John
- Holsinger, John R
- Holsinger, K E
- Holsinger, Ken.
- Holsinger, Kent E
- Holsomback, Tyla
- Holst, B K
- Holst, Bruce K
- Holst, Meike
- Holstein, Joachim
- Holstein, Norbert
- Holstein, Otto
- Holstein-Friesian Association of America.
- Holstein-Friesian calf club association of America.
- Holsten, B
- Holsten, E.H
- Holsten, Edward
- Holsten, Edward E
- Holsten, Edward H
- Holsten, Edward H.
- Holston, K C
- Holston, Kevin
- Holston, Kevin C
- Holstun, J. T. (John Tucker), 1925-
- Holsworth, Bill