- Peterson, Reuben, 1862-1942, author4
- Piffard, Henry G. (Henry Granger), 1842-1910, author4
- Polsky, Daniel E., author4
- Ponce, Ninez A., author4
- Porcher, Francis Peyre, 1825-18954
- Porcher, Francis Peyre, 1825-1895, author4
- Potter, William W. (William Warren), 1837-1911, author4
- Pourat, Nadereh, author4
- Powell, W. Byrd (William Byrd), 1799-18664
- Price, Cristofer, author4
- Price, Joseph, 1853-1911, author4
- Prince, David, 1816-18894
- Prince, Morton, 1854-1929, author4
- Putnam, James Jackson, 1846-19184
- Rachford, B. K. (Benjamin Knox), 1857-1929, author4
- Ramsay, David, 1749-18154
- Ramsbotham, Francis H. (Francis Henry), 1800-18684
- Ranji, Usha, author4
- Ranney, Ambrose L. (Ambrose Loomis), 1848-19054
- Rauch, John H. (John Henry), 1828-18944