- Moynihan
-
Timothy J. b. 1835
- Mudgett
-
Isaac Newton b. 1838, d. 1893Jacob Hobbs b. 1842, d. 1915
- Muir
-
George b. between 1839 and 1840
- Mullany
-
Charles A. b. between 1839 and 1840
- Mullen
-
John b. 1844, d. 1901
- Mullett
-
William A. b. 1829, d. 1864
- Mulvany
-
Patrick b. 1841, d. 1864
- Munroe
-
George A. b. 1844, d. 1880
- Munyan
-
Thomas P. b. 1837, d. 1862
- Murkland
-
John b. 1835, d. 1863
- Murphy
-
Anthony b. 1841, d. 1900Dennis b. 1840, d. 1885John 1st b. 1834John 2nd b. 1842Patrick b. 1838, d. 1910Patrick b. 1840William b. 1841, d. 1893
- Murray
-
Charles b. 1840, d. 1893Charles M. b. 1829, d. 1912Henry J. b. 1837, d. 1870Peleg Freeman b. 1837, d. 1922
- Naylon
-
Patrick b. 1825, d. 1895
- Naylor
-
Patrick b. 1825, d. 1895
- Negus
-
Lucius Vernon b. 1844, d. 1898
- Nelson
-
Charles b. 1835, d. 1903Charles b. 1836, d. 1907
- Newbury
-
Dwight b. 1838, d. 1863
- Newcomb
-
George B. b. between 1842 and 1843, d. 1864
- Newell
-
Stillman Clark b. 1839, d. 1903
- Newton
-
Edwin Hall b. 1844, d. 1876Elmer Monroe b. 1838, d. 1861George F. b. 1845, d. 1862Oliver W. b. 1845Silas Harry b. 1837, d. 1886
- Neyland
-
Patrick b. 1825, d. 1895
- Nicholas
-
George Henry b. 1843, d. 1902
- Nichols
-
Charles C. b. 1840, d. 1907Elijah Dewey b. 1808, d. 1868Francis b. 1829, d. 1907Frederick b. 1825, d. 1909George H. b. 1843, d. 1902James S. b. 1842, d. 1899John Randolph b. 1843, d. 1921Jonathan E. b. 1824, d. 1902Lyman b. 1839, d. 1895William Harrison b. 1840, d. 1922
- Nickols
-
Charles H. b. between 1847 and 1848, d. 1864
- Nolan
-
Christopher b. 1826Luke b. 1839, d. 1873
- Norcross
-
John Moses b. 1824, d. 1872
- Nourse
-
Henry Jonathan b. 1842, d. 1890John Waldo b. 1841, d. 1917
- Noyes
-
Francis H. b. 1832, d. 1862George Gustavus Adams b. 1836, d. 1905
- Nutting
-
Moses Lowis b. 1818, d. 1878
- Nye
-
Alpheus Judson b. 1831, d. 1888
- O'Brien
-
Robert b. between 1844 and 1845, d. after 1864
- O'Connell
-
John J. b. 1842, d. 1864
- O'Conner
-
Thomas b. 1822
- O'Connor
-
Andrew Sr. b. 1846, d. 1924
- O'Donovan
-
Jeremiah b. 1831, d. 1895
- O'Malley
-
Edward b. 1840, d. 1885
- O'Neil
-
Joseph b. 1841
- O'Regan
-
John Bernard b. 1817, d. 1875
- O'Reilly
-
Louis b. 1837, d. 1896
- O'Sullivan
-
Timothy b. 1822
- Oakes
-
Alexander b. 1840, d. 1910Charles H. b. 1835, d. 1883Oliver Stacy b. 1837, d. 1912Sylvester b. between 1839 and 1840, d. 1862William K. b. 1842, d. 1922
- Oakley
-
William Davis b. 1841, d. 1863
- Odlin
-
Charles H. b. 1836, d. 1867Willis H. b. 1841
- Olcott
-
Hervey B. b. 1831, d. 1865
- Olney
-
Edward b. 1835, d. 1896Edwin b. 1835, d. 1896
- Orcutt
-
Joseph Consider b. 1837
- Ormsby
-
Orin O. b. 1816, d. 1888William Henry H. b. 1841, d. 1891