- Ralph, Joseph (Joseph E.)1
- Ramsay, H. A.1
- Ramsey, Frank A. (Frank Alexander), 1821-1888, author1
- Ray, Isaac, 1807-18811
- Reese, John J. (John James), 1818-18921
- Regnault, V. (Victor), 1810-18783
- Ricord, Ph., 1800-18891
- Rochester (N.Y.). Board of Health.1