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- Andrews, Edmund, 1824-19041
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- Annandale, Thomas, 1839-19081
- Aranda Diaz, Pedro, author1
- Araujo, Lincoln.1
- Arca, Enrique E. del, author1
- Armstrong, Samuel Treat, author1
- Arnold, G. J. (George Jerome), 1835-1883, author1
- Arnold, John P., (Physician), author1
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- Artaud, Frank E., author1
- Arthaud, Charles.1
- Arwine, J. T. (James T.)1
- Ashby, Thomas A. (Thomas Almond), 1848-1916, author1
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- Ashmead, Albert S.1
- Ashmead, Albert S., author1
- Ashton, William Easterly, 1859-1933 author1