| Packerson, David | Co. G | No rank listed |
| Pain, Henry C. | Co. F | Pvt. |
| Pain, William | Co. F | Pvt. |
| Pankey, Samuel H. | Co. C | Pvt./2nd Lt. |
| Pannell, Samuel | Co. A | Pvt. |
| Paris, Henry | Co. F | Sgt./2nd Lt. |
| Paris, Oliver P. | Co. F | 2nd Lt./Captain |
| Parish, Benjamin P. | Co. E | Pvt. |
| Parker, George W. | Co. K | 2nd Lt. |
| Parker, Robert | Co. F | Pvt. |
| Parker, William M. | Co. D | No rank listed |
| Parkhill, Allen H. | Co. E | Pvt. |
| Parkhill, Edward N. | Co. D | Pvt. |
| Parr (Pair), A.A. | Co. G | Sutler |
| Pate, James | Co. D | Pvt. |
| Patey, William Parks | Co. B | Pvt., Killed 7 Apr 1862, Shiloh |
| Patrick, Berry G. | Co. E | Pvt. |
| Patrick, Green P. | Co. E | Pvt. |
| Patrick, H.G. | Co. E | Pvt. |
| Patter, Francis M. | Co. G | Pvt. |
| Payne, Clinton | Co. G | Corporal |
| Perkins, Jessee | Co. A | Pvt. |
| Perkins, Joseph W. | Co. D | Pvt. |
| Payne, Francis L. | Co. F | No rank listed |
| Peevey, Leroy M. | Co. K | 1st Lt./Captain |
| Perry, L. | Co. B | No rank listed |
| Peters, John C. | Co. F | Pvt. |
| Pettett, Francis M. | Co. D | Pvt. |
| Petty, John | Co. D | Pvt. |
| Phillips, Osias | Co. B | Pvt. |
| Phillips, Washington | Co. B | 1st Sgt. |
| Phillips, William | Co. B | Pvt. |
| Pinkerton, Jonathan D. | Co. E | Pvt. |
| Pinxton, David K. | Co. A | Pvt. |
| Poe, James M. | Co. I | No rank listed |
| Pogue, F.A. | Co. F | Pvt./Lt. |
| Pollard, William F. | Co. A | Pvt. |
| Pool, Ephram M. | Co. I | Pvt. |
| Potter, Francis M. | Co. G | Pvt. |
| Potter, James | Co. G | Sgt./2nd Lt. |
| Potts, Jno. A. | Co. K | Pvt. |
| Potts, John C. | Co. K | Pvt. |
| Power, John N. | Co. K | Pvt. |
| Prechett, John A. | Co. D | Corporal |
| Price, Jas. | Co. K | No rank listed |
| Price, J. | Co. H | Pvt. |
| Prince, Johnathan Jones | Co. B | Pvt. |
| Pritchett, John J. | Co. D | Corporal |
| Pritchett, John W. | Co. D | Pvt. |
| Pritchett, Moses | Co. D | Pvt. |