| NAME | BIRTH DATE | DEATH DATE | SECT | BLK | LOT | MARKER/COMMENTS |
| Oakes, Jennie nee Bishop | May 8, 1842 | Nov. 16, 1920 | NEIII | - | 333 | |
| O'Brien, James F | 14 Aug 1889 | Feb. 2, 1929 | NEII | - | 571 | Tombstone |
| O'Brien, Margret | Nov. 22, 1862 | Apr. 19, 1937 | NEII | - | 371 | Tombstone |
| O'Brien, Mike (Ms James) | Jan. 12, 1898 | Feb. 13, 1928 | NEII | - | 572 | Tombstone |
| O'Brien, Spencer Glennon | 15 Sep 1988 | 14 Apr 2017 | NCol | S3B | 008 | Marker |
| O'Bryant, Bertha Dolores | May 22, 1924 | Nov. 14, 1963 | FS6 | 094 | 033 | Tombstone |
| O'Bryant, Leona Richardson nee Soell | 18 Aug 1915 | 17 Nov 2006 | FS6 | 091 | 011 | |
| O'Bryant, Robert P. | 28 Dec 1904 | May 1, 1976 | FS6 | 094 | 034 | Tombstone |
| Obst, Gloria Hinesley nee Schrempp | April 13, 1933 | 23 Oct 2014 | SWIII | 003 | 036 | |
| Obst, Martin | 1 Aug 1928 | Feb. 10, 2011 | SWIII | 003 | 035 | |
| O'Donnal, Bruce Lynn | 20 Sep 1954 | 14 Aug 2016 | NNS | 185 | 016 | Marker |
| O'Donnell, Thomas | 1928 | 1991 | PII-7 | 002 | 014 | Tombstone |
| Oelkers, Ellen Schmidt nee Schattenberg | Oct. 17, 1891 | Jan. 5, 1978 | SEIII | - | 152 | Tombstone |
| Offer, Amanda Julia nee Ebensberger | July 28, 1887 | June 21, 1976 | NWIII | - | 239 | Tombstone |
| Offer, Cynthia Ann nee Fromme | Aug 1954 | May 25, 2003 | S8 | 153 | 020 | |
| Offer, Eugene Ebensberger | June 27, 1916 | June 18, 1984 | S8 | 167 | 023 | Tombstone |
| Offer, June nee Turnbull | Dec. 19, 1924 | 18 Mar 2005 | S8 | 167 | 022 | Tombstone |
| Offutt, Daniel | May 26, 1933 | 17 Mar 1989 | FS5 | 027 | 002 | Tombstone |
| Ogle, Joseph Craft, M.D. | July 3, 1925 | July 25, 2006 | S8 | 154 | 018 | Tombstone |
| Ogle, Mary Elizabeth nee Conn | July 3, 1925 | Nov. 2, 2004 | S8 | 154 | 018 | Tombstone |
| O'Grady, Alice | Feb. 6, 1859 | 22 Mar 1949 | NEIII | - | 359 | Tombstone |
| O'Grady, Francis John | 1859 | Aug. 3, 1893 | NEI | - | 133 | Tombstone |
| O'Grady, John George | 15 Mar 1828 | 24 Oct 1879 | RW | - | 003 | Tombstone |
| O'Grady, Kate Cahill | c1842 | July 11,1891 | RW | - | 003 | Tombstone |
| O'Grady, Kate Stanton | 21 Aug 1865 | Dec. 15, 1934 | NEIII | - | 361 | Tombstone |
| O'Grady, Mary | 1872 | Feb. 20, 1926 | NEIII | - | 360 | Tombstone |
| O'Grady, Robert E | Nov. 14, 1870 | Sept. 24, 1949 | NEIII | 40 | 335 | Tombstone |
| O'Grady, William | 1863 | Aug. 21, 1895 | NEI | 40 | 134 | Tombstone |
| Ohlhausen, Hilda nee Hathaway | April 7, 1894 | Dec. 15, 1978 | SEIII | - | 378 | Tombstone |
| Olgine, Adolph | July 19, 1945 | July 13, 2010 | NWIII | 002 | 015 | Tombstone |
| Olgine, Joe G. | April 23, 1921 | April 5, 1948 | LA5 | - | 048 | Tombstone |
| Olgine, Ramona | June 8, 1921 | Nov. 22, 2009 | S8 | 134 | 007 | Tombstone |
| Olson, Ollie | - | - | SEI | - | 115 | |
| O'Mara, Grace Cole | Dec. 4, 1904 | Jan. 17, 1990 | SWII | - | 221 | Tombstone |
| O'Neil, Alouise Gonya (Nun) | ca1903 | July 3, 1924 | SEI | - | 128 | Born in KilKenny, Ireland |
| O'Neill, Geraldine Mary | 16 Mar 1942 | 5 Nov 2020 | NCol | S3A | 011 | Marker |
| O'Neill, John Patrick | 8 Dec 1939 | 27 Aug 2011 | NCol | S3A | 012 | Marker |
| Onofrey, Robert Emil (Ron) | 13 Nov 1964 | 23 Jul 2012 | NCol | S3BB | 003 | Marker |
| Ontiveroz, Benito Richard | 1935 | May, 1973 | LA5 | 002 | 114 | Tombstone |
| Ontiveroz, Mary Frances | 1935 | July, 1975 | LA5 | 002 | 115 | Tombstone |
| Ordonez, Luis | 14 Mar 1982 | 11 Jul 2013 | NNS | 164 | 008 | Tombstone |
| Ordonez, Azul | 11 May 2024 | BII | B | 022 | ||
| Orf, Billy Charles | 1 Oct 1984 | 22 Jul 2005 | NI | 131 | 006 | Tombstone |
| Orsburn, Loretta Faye nee Leinneweber | 14 Jun 1946 | 31 Jul 2019 | N1 | 161 | 002 | Tombstone |
| Orsburn, Phil Howard | 1 Aug 1944 | 24 Oct 2018 | N1 | 161 | 001 | Tombstone |
| Ort, Ludwig | Nov. 4, 1856 | Sept. 21, 1914 | SWII | - | 198 | Tombstone |
| Ort, Mary Ester (infant) | 1921 | 1921 | SWII | - | 199 | Tombstone |
| Ortega, Connie nee Palomino | 1 Mar 1939 | 8 Oct 2021 | NNS | 173 | 007 | Marker |
| Ortega, George Lopez | 1 Feb 1937 | 18 Sep 2021 | NNS | 173 | 007 | Marker |
| Ortega, Richard Palomino | Sept. 4, 1959 | 30 Oct 2018 | NNS | 173 | 027 | |
| Ortiz, Senaeda Rivera | May 30, 1971 | Oct. 6, 1976 | LA5 | 001 | 095 | Tombstone |
| Orton, Winnifred Lila Wilson | July 1, 1925 | 9 Mar 2013 | S8 | 128 | 002 | Tombstone |
| Orton, William Hugh | June 2, 1922 | April 9, 1979 | S8 | 128 | 001 | Tombstone |
| Orwell, W. G. | July 12, 1884 | 16 Apr 1913 | SWI | - | 126 | |
| Ory, Henry D. | Feb. 16, 1902 | 20 Oct 1959 | FS6 | 088 | 013 | Tombstone |
| Osborn, Gertrude | July 26, 1930 | June 28, 2020 | S8 | 153 | 018 | |
| Osborn, Foy | May 4, 1929 | April 6, 2015 | S8 | 153 | 019 | |
| Ostman, John | April 7, 1877 | 6 Aug 1955 | FS6 | 087 | 003 | Tombstone |
| Ott, Euva V. | Feb. 17, 1929 | 13 Mar 1972 | S8 | 117 | 002 | Tombstone |
| Ott, Richard C. | Nov. 12, 1924 | June 24, 1974 | S8 | 117 | 001 | Tombstone |
| Otte, Frederick | 3 Aug 1914 | 9 Aug 1998 | S8 | 155 | 024 | Tombstone |
| Otte, Mary | Aug. 8, 1921 | Nov. 3, 2009 | S8 | 155 | 025 | Tombstone |
| Ottensmeier, William H. | July 26,1854 | Feb. 19, 1878 | SEI | - | 032 | Tombstone |
| Overly, Norris Miller | 3 Nov 1929 | Dec. 6, 2019 | S8 | 163 | 019 | |
| Oviedo, Jaime R Jr. | 1990 | Feb. 27, 2023 | NNS | 173 | 021 | |
| Owens, Clara Anne (Ms Waldo) | Oct. 15, 1901 | Nov. 11, 1965 | S8 | 110 | 007 | Tombstone |
| Owens, Don Waldo | June 25, 1932 | 7 Aug 2001 | FS5 | 071C | 002 | Tombstone |
| Owens, Douglas Neil | Oct. 19, 1956 | Dec. 26, 1974 | FS5 | 071C | 006 | Tombstone |
| Owens, Mary Ann nee Grosser | Feb. 17, 1937 | Nov. 5, 1988 | FS5 | 071C | 004 | Tombstone |
| Owens, Waldo O. | Jan. 29, 1896 | 25 Aug 1964 | S8 | 110 | 006 | Tombstone |
This page last updated 8 Jan 2026.