- Osborn
-
Ai Dakin b. 1833, d. 1861
- Osgood
-
George F. b. 1840, d. 1863Otis Sherman b. 1837, d. 1890Warren Franklin b. 1839, d. 1885
- Osland
-
Samuel Cyprus b. 1837, d. 1862
- Owen
-
Leander J. b. 1834, d. 1862
- Packard
-
William H. b. 1840, d. 1897
- Page
-
Frederick b. 1838, d. 1904
- Paine
-
George Henry b. 1844, d. after 1890
- Palmer
-
Charles H. b. 1841, d. 1863William Harris b. 1831, d. 1864
- Park
-
Elbridge b. 1843, d. before 1881
- Parkhurst
-
Luman Boyden (Dr.) b. 1842, d. 1896
- Parkis
-
Ira Harrison b. 1840, d. 1897
- Parmenter
-
Edwin L. b. 1836, d. 1862John A. b. between 1842 and 1843Marcus Morton b. 1839, d. 1862
- Parsons
-
George b. 1826, d. 1863
- Partridge
-
George W. b. 1841, d. 1923Jasper Ariel b. 1841, d. 1923
- Pasco
-
George W. b. 1843, d. 1865
- Peabody
-
John Wallace b. 1846, d. 1891
- Peacock
-
Adam N. b. 1821, d. 1889James F. b. 1840, d. 1882
- Peckham
-
Anson P. b. 1843, d. 1864Henry Marshall b. 1836, d. 1919Thomas J. b. 1839, d. 1864
- Pecot
-
Joseph b. 1826, d. 1902
- Pellett
-
Archibald S. b. 1827, d. 1891
- Pelton
-
Albert Ahira b. 1836, d. 1930
- Penniman
-
Nathaniel William b. 1822, d. 1876
- Perkins
-
Charles Griffin b. 1841, d. 1864
- Perley
-
John Lorring b. 1837, d. 1864
- Perry
-
Charles b. 1844, d. 1862James b. 1846, d. 1864Joseph Lorel b. 1837, d. 1894Oscar S. b. 1846, d. 1919
- Peverly
-
Horace Loomis b. 1838, d. 1911
- Pharnes
-
John Edward b. 1837, d. 1922
- Phetteplace
-
Oscar Arthur b. 1843, d. 1921
- Philbrick
-
Chase b. 1823, d. 1893
- Phillipps
-
Alonzo b. 1842, d. 1924
- Phillips
-
Alonzo W. b. 1842, d. 1924Antonio b. 1813, d. 1864George G. b. 1824, d. 1861George W. b. 1812, d. 1863
- Phinney
-
Ralph T. b. 1836, d. 1870
- Phipps
-
Lyman S. b. 1836, d. 1861
- Pierce
-
Daniel R. b. 1835Edward Levi b. 1838, d. 1891Edwin Walker b. 1842, d. 1864George Otis b. 1841, d. 1862John Liberty b. 1839, d. 1915Joseph Franklin b. 1840, d. 1926
- Pingree
-
Walter Webster b. 1832, d. 1864
- Pitts
-
Esek Ballou b. 1837, d. 1888George Willard b. 1835
- Plaisted
-
Amos Chatman b. 1844, d. 1902
- Plimpton
-
Amos Gardner b. 1842, d. 1888Charles H. b. 1845, d. 1931Franklin Amos b. 1841, d. 1913Webster Daniel b. 1840, d. 1911
- Plumer
-
William b. 1823, d. 1896
- Plummer
-
Charles M. b. 1842, d. 1901
- Polley
-
Francis "Frank" Warren b. 1837, d. 1899Frazier b. 1837, d. 1899
- Pollinger
-
Frank H. b. between 1827 and 1828, d. 1862
- Pomeroy
-
Albert Thompson b. 1837, d. 1910
- Pond
-
Edwin F. b. between 1837 and 1838, d. 1864
- Pontius
-
Frederick b. 1834, d. 1864
- Pope
-
Charles F. b. 1841, d. 1897Francis C. b. 1835, d. 1865Horace T. b. 1837, d. 1864
- Potter
-
Augustus Newhall b. 1836, d. 1918Joseph M. b. 1826
- Powers
-
Thomas b. 1840, d. 1912
- Pratt
-
Joel b. 1840, d. 1899John b. 1827, d. 1867Nelson Lorey Albert b. 1842, d. 1873Samuel E. b. 1841, d. 1862