- Orf (cont.)
- Oric
-
Florance B: 1912, D: 1913Josephine C. (Mrs.) (née Cantrell) B: 1885, D: 1920P. B: 1884, D: 1949P. (Colonel) B: 1884, D: 1949
- Orila
- Orndorff
-
Marshall B: 1899, D: 1974William A. B: circa 1869William A. Sr. B: circa 1869William Jr. B: circa 1893
- Orne
- Orr
-
Ella Mae (Mrs.) (née Bates) B: circa 1884, D: circa 1919Frank J. B: 1903, D: 1991Houton Arthur B: 1938, D: 1940Hubert Isom B: 1892, D: 1966James V. B: 1925, D: 1989Maud May B: 1892, D: 1972Phyllis JoAnn (Mrs.) (née Vanderkolk) B: 1930, D: 2004Thomas B: 1914, D: 1999
- Orser
-
Lloyd George B: 1919, D: 1960Marion Irene (Mrs.) (née Van Volkenburg) B: 1921, D: 1994
- Orson
- Ortega
-
Catherine Cecilia B: 1897, D: 1985Joyce Pauline (Mrs.) (née Waller) B: 1931, D: 1966
- Orth
- Ortiz
- Ortman
-
Edgar B: 1905, D: 1992Ruth Clarissa (Mrs.) (née Bartholomew) B: 1904, D: 1997
- Orton
- Orwig
-
Carol Lee (Mrs.) (née Markley) B: 1934, D: 2016
- Osborn
-
Aaron B: 1793, D: 1872Alexander Perry III B: 1955, D: 2008Gilberta Lee B: 1913, D: 1980Ida May B: say 1858
- Osborn (cont.)
-
James Joshua B: 1890, D: 1928