Names |
| O'Brien, Margaret Elizabeth [5519] (Abt 1884-Abt 1930) | C | C | P | P | P | |
| O'Brien, Timothy [5560] (Bef 1870) | P | |
| Oeder, Phillip [7159] (Abt 1911) | S | C | |
| Oeder, Rollin Cyril [1477] (1878-1944) | S | C | P | |
| Of The Montauk Tribe, Catoneras Sunksqua [8099] (Abt 1603-1666) | C | P | |
| Ogden, Andrew [6872] (1853) | P | |
| Ogden, Frances Elizabeth [6496] (1883-1963) | C | C | P | P | P | |
| Ohl, Donald W. [2601] (1926-1993) | C | |
| Older, Alonzo [2063] (1830-1922) | P | |
| Older, Emma M. [1082] (1860-1940) | C | C | P | P | P | P | P | |
| Older, J. Norton [1971] (Bef 1850-Bef 1900) | C | |
| Olinger, Arthur F. [3323] (1904-1956) | S | C | |
| Olmstead, Samuel Jr. [710] (1676-1747) | C | |
| Olmstead, William Lt. [3624] (Abt 1712) | C | |
| Olmsted, Aaron Captain [3245] (1753-1806) | C | |
| Ophuijsen, C. [321] (Bef 1912) |
| Ormesher, Robert J. [214] (1925-2014) | C | |
| O'Rork, Pat Zylpha [1205] (1898) | S | C | |
| Orr, Beverly J. [1803] (1931-1996) | C | |
| Orts, Maria del Rosario "Rose" [1064] (1890-1948) | P | |
| Osborn, Emily [2164] (Abt 1816-1897) | S | C | |
| Osborn, Lydia A. [4290] (Abt 1824) | S | C | |
| Osborne, Edna Rose [1382] (1886-1963) | S | C | |
| Osborne, Josiah II [1670] (1772-1873) | P | |
| Osborne, Keziah [611] (1809-1885) | S | C | C | P | P | P | P | |
| Ostrander, Ambrose [8147] (1841-1926) | S | C | |
| Ostrander, Amos [8116] (Abt 1800-1870/1880) | C | P | P | P | P | P | P | |
| Ostrander, Dorothy A. [8148] (1843) | S | C | |
| Ostrander, Elizabeth "Betsey" [8146] (1838-1900) | S | C | |
| Ostrander, Jane [8144] (Abt 1829) | S | C | |
| Ostrander, John [8172] (1796-1839) | C | |
| Ostrander, John Benjamin [8145] (1833-1916) | S | C | |
| Ostrander, Mary [8143] (Abt 1830) | S | C | |
| Otis, Alice [5324] (Abt 1735) | S | C | |
| Otis, Annie [4446] (Abt 1838) | S | C | |
| Otis, Caroline [4273] (Abt 1807) | S | C | |
| Otis, David [4249] (1743-1825) | P | |
| Otis, Dorothy [3780] (1721-1794) | S | S | S | C | |
| Otis, Harriet [2332] (1803-1840) | S | C | P | P | P | P | P | P | P | P | |
| Otis, Harriet [4421] (1848-1922) | C | P | |
| Otis, Huldah [4270] (Abt 1799) | S | C | |
| Otis, John [4275] (1812) | C | |
| Otis, Joseph [2258] (1771-1841) | S | C | C | P | P | P | P | P | P | P | P | P | P | |
| Otis, Joseph Jr. [4274] (1810/1811) | S | C | |
| Otis, Mary [4269] (Abt 1798) | S | C | |
| Otis, Mary [4448] (Abt 1847) | S | C | |
| Otis, Nancy [4251] (Abt 1809-Abt 1867) | C | C | P | P | P | P | P | P | P | P | |
| Otis, Nathaniel [1672] (1689-1771) | P | P | P | |
| Otis, Nellie [2135] (1867-1949) | C | P | P | P | |
| Otis, Ogden [4272] (Abt 1802) | S | C | |
| Otis, Ralph F. Sr. [4271] (1801) | S | C | P | P | P | P | |
| Otis, Ralph S. Jr. [4447] (1840-1865) | S | C | |
| Otterman, Effie M. [1267] (1882-1972) | S | S | C | |
| Overdeen, Caroline [1934] (Abt 1830) | C | P | |
| Overvoorde, Georgina Wilhelmina [3432] (1838-1920/1924) | C | C | P | P | P | P | P | P | P | P | P | P | |
| Overvoorde, Jacob [6367] (Abt 1789) | P | |
| Overvoorde, Pieter [6357] (1814-After 1850) | C | C | P | |
| Owen, Earl F. [6498] (Abt 1908) | S | C | |
| Owen, Minnie [6063] (Abt 1876) | P | P | |
| Owen, Thomas Oliver [5601] (1866-1931) | S | C | P | |
| Oyler, Mark A. [3356] (1964-1993) | C | |
Rowley Genealogy Site & Family Charts, compiled by I. Rowley, version of Nov. 10, 2016.