- Jarvis, George O. (George Ogelvie), 1795-18754
- Jeanes, Jacob, 1800-18771
- Jefferson Medical College.4
- Jeffries, John, 1796-1876, author1
- Jencken, Ferdinand Edward, 1823-18811
- Jenks, Phineas.1
- Jenner, Edward, 1749-18232
- Jennings, Isaac, active 1847-18601
- Jennings, Samuel K. (Samuel Kennedy), 1771-18546
- Jesup, Thomas Sidney, 1788-18601
- Jewett, Charles, 1807-18792
- Jewett, Moses, 1777-18471
- Jewett, Paul.2
- Joel & Jotham Post (Firm).1
- Johnson, Charles P., A.M1
- Johnson, Christopher Turner.1
- Johnson, James, 1777-184513
- Johnson, Joseph, 1776-18621
- Johnson, Laura.1
- Johnson, Robert Wallace, 1719 or 1720-3