- O'Flaherty
- O'Leary
- O'Neil
- Oakley
- Oberdorff
- Obermann
- Oblinger
- Ochs
-
Adam * 4.11.1841Amalia * 29.08.1850Carolina * 26.04.1847Catharina * 29.08.1850Franz * 2.07.1840Heinrich * 12.10.1838, + circa 1839Heinrich * 10.03.1846, + circa 1846Heinrich * 15.05.1855Heinrich Jakob * 19.02.1802Jakob * 4.09.1832Johann * 27.03.1834Johann Jakob * circa 1770, + vor 1827Josef * 4.11.1835, + circa 1836Karl * 24.02.1843Margaretha * 15.12.1830Maria Anna * 23.04.1829Mathilda * 8.02.1862, + 4.06.1947
- Ockuly
-
Francis * circa 1815Frank * circa 1849, + 13.07.1883
- Odum
- Oeder
- Oelberg
-
Edward * 4.11.1873, + 25.04.1946
- Oetker
- Offener
-
Johann Jakob * circa 17.04.1685Johann Peter * circa 14.02.1722
- Ogers
- Ohlemacher
-
Frederick Jr. * circa 1883
- Ohler
-
Lolagene * 3.11.1925, + 17.11.2010
- Old
-
Hannah + circa 15.06.1819
- Oliver
-
John H * 4.04.1904, + 15.02.1957
- Olsson
-
Hilda * 27.07.1890, + 02.1978
- Omlor
-
Catherine * circa 10.05.1811, + 8.10.1894
- Oney
- Onstwedder
-
Nellie * 1905
- Opperman
- Oprisch
- Oprzadek
- Orewiler
- Orians