- Parkman, Samuel, 1816-18541
- Parmly, Eleazar, 1797-18743
- Parmly, Levi Spear, 1790-18593
- Parnell, Edward A. (Edward Andrew)1
- Parr, Bartholomew, 1750-18103
- Parris, Samuel Bartlett, 1806-18271
- Parrish, Joseph, 1779-18401
- Parrish, Joseph, 1779-1840, author1
- Parsons, Usher, 1788-186810
- Pascalis Ouviere, Felix, 1762-18334
- Patterson, A. W. (Andrew W.)1
- Patterson, Henry S. (Henry Stuart), 1815-18542
- Pattison, Granville Sharp, 1791-185112
- Paulus, 1819-19031
- Pawling, William.1
- Paxton, James, 1786-18608
- Peabody, Nathaniel, 1774-18552
- Peale, Charles Willson, 1741-18271
- Pearson, John, 1758-18261
- Pearson, Richard, 1765-18361