| Name | Maiden Name | Birth Date | Death Date | Section | Lot# | Age |
| O'Brien, Alice | Frazier | 2/27/1910 | 6/8/1957 | E | 24 | 47 |
| O'Brien, Alonzon L. | 4/02/1888 | 4/19/1976 | E | 24 | 88 | |
| O'Brien, Melodie | 1/4/1978 | 5/22/1981 | E | 24 | 3 | |
| Odinski, Raymond | 8/31/1925 | 11/27/1994 | G | 76WH | 69 | |
| Ogle, Susuan | 2/21/1821 | 7/10/1830 | A2 | 9 | ||
| Oldham, Amos | 3/20/1821 | 6/1/1900 | ||||
| Oldham, Elsie M. | 1/12/1893 | 3/15/1935 | B2 | 125 | 42 | |
| Oldham, George W. | 6/30/1880 | 10/2/1974 | B1 | 43 | 94 | |
| Oldham, Lottie | 1888 | 1/10/1957 | B1 | 43 | 74 | |
| Oldham, Susan | 1822 | 10/01/1885 | A2 | 104 | 63 | |
| Oldham, Inf. | 1/14/1903 | B1 | 43 | inf | ||
| Ombaugh, George | 1843 | 12/29/1860 | A1 | 97 | 17 | |
| Ombaugh, John | 1855 | 1/05/1861 | A1 | 97 | 6 | |
| Ombaugh, Margaret M. | 12/13/1860 | 12 | ||||
| Oravec, Albert | 2/20/1910 | 12/22/1995 | F | 15 | 85 | |
| Oravec, George | 10/21/1914 | 12/29/1860 | F | 18NE | 83 | |
| Oravec, Lucille | 1922 | 1/5/1975 | F | 18NE | 52 | |
| Otto, Abram M. | 1847 | 10/21/1928 | A3 | 165 | 81 | |
| Otto, Abraham | 1/06/1773 | 3/14/1853 | A2 | 80 | ||
| Otto, Abraham Son of Henry&Eliza | 8/10/1830 | A2 | 2 | |||
| Otto, Adam | 9/24/1865 | B1 | 14 | |||
| Otto, Alexander | 3/04/1842 | 4/30/1912 | A2 | 130 | 70 | |
| Otto, Alice B. Wife of Jacob M. | 1883 | 5/30/1963 | B1 | 49 | 75 | |
| Otto, Amanda | 1889 | 3/31/1890 | A3 | 165 | 7mo | |
| Otto, Andrew J. | 1848 | 12/8/1912 | A1 | N70 | 64 | |
| Otto, Anna Cats | 2/02/1822 | 7/14/1844 | A2 | 22 | ||
| Otto, Anna E. Consort of Henry | 5/05/1814 | 11/01/1852 | A2 | 38 | ||
| Otto, Anna Maria | 1/12/1771 | 12/12/1856 | A1 | 143/38 | 76 | |
| Otto, Barbara Wife of Conrad | 1805 | 2/08/1890 | A3 | 165 | 84 | |
| Otto, Calvin | 12/21/1855 | 3/30/1927 | A1 | 82 | 71 | |
| Otto, Catherine Wife of Conrad A. | 1815 | 8/10/1876 | A3 | 144 | 61 | |
| Otto, Charles C. | 1883 | 2/5/1961 | A1 | N70 | 77 | |
| Otto, Christina Wife of Abraham | 12-18-1776 | 12-05-1841 | A2 | 65 | ||
| Otto, Clarence M | 10-04-1861 | 8-28-1896 | A | 104 | 34 | |
| Otto, Conrad A. | 1803 | 3-10-1877 | A3 | 165 | 74 | |
| Otto, Conrad A. | 1809 | 8-11-1881 | A3 | 144 | 72 | |
| Otto, Cora B. | 1886 | 11/3/1945 | D | 60 | 55 | |
| Otto, Elizabeth | 12-30-1805 | 5-05-1846 | A2 | 40 | ||
| Otto, Emily | 12/24/1917 | |||||
| Otto, Floyd Slick | 9-26-1885 | POTTER | FIELD | |||
| Otto, Gertrude Son of Silas | 1-19-1779 | 7-23-1856 | A2 | 77 | ||
| Otto, Glenn F. | 1875 | 4/29/1919 | A1 | N70 | 44 | |
| Otto, Grace | 12/24/1917 | |||||
| Otto, Harman | 2-24-1810 | 1-07-1832 | A2 | 21 | ||
| Otto, Harbart | 3-25-1814 | 4-30-1814 | A1 | 153 | Inf | |
| Otto, Harry E. | 1877 | 1/8/1959 | D | 60 | 81 | |
| Otto, Herbert | 1817 | 11-24-1884 | A3 | 144 | 67 | |
| Otto, Herbert | 8-27-1770 | 1-23-1845 | A1 | 143/38 | 71 | |
| Otto, Isabella M. Wife of AJ | Statler | 1847 | 10/31/1930 | A1 | N70 | 82 |
| Otto, Jacob | 12-17-1796 | 3-21-1875 | A2 | 78 | ||
| Otto, Jacob M. | 1869 | 11/9/1933 | B1 | 49 | 64 | |
| Otto, John | 4-25-1825 | 8-04-1893 | A1 | 54 | 68 | |
| Otto, John H. | 6-04-1850 | 11-08-1852 | A1 | 54 | 2 | |
| Otto, Julia Wife of Jacob | 1825 | 11/2/1913 | A2 | 88 | ||
| Otto, Inf of Effie | 8-20-1893 | POTTER | FIELD | |||
| Otto, Larry E. Son of Sylvester | 1939 | 9/25/1941 | C | 22 | 2 | |
| Otto, Lavinia | 1852 | 4/19/1938 | A1 | 54 | 85 | |
| Otto, Lavinia K. | 1852 | 4/16/1926 | A1 | 54 | 73 | |
| Otto, Margaret Wife of Jacob | 1797 | 1843 | A2 | 46 | ||
| Otto, Mary A. | Wright | 3-08-1835 | 8-12-1857 | A2 | 22 | |
| Otto, Mary Ann Wife of Abram | 1856 | 4/17/1928 | A3 | 165 | 72 | |
| Otto, Mary Jane | 4-02-1864 | 6-07-1866 | A | 104 | 2 | |
| Otto, Phillip | 1801 | 4-22-1868 | A2 | 104 | 67 | |
| Otto, Phillip Jacob | 5-23-1830 | 2/6/1901 | A2 | 104 | 78 | |
| Otto, Rebecca | 2-05-1828 | 6-08-1828 | A2 | 1 | ||
| Otto, Rebecca | Crissman | 2/20/1925 | 8/17/1901 | A1 | 54 | 76 |
| Otto, R. Ellen | Kerr | 3-16-1863 | 1/19/1924 | B1 | 82 | 60 |
| Otto, Ruth Emma Wife of Abram | 1864 | 11-07-1890 | A3 | 165 | 26 | |
| Otto, Sarah | 1809 | 3-20-1833 | A1 | 189 | 24 | |
| Otto, Sophia Wife of Herbert | 1825 | 4-09-1887 | A3 | 144 | 62 | |
| Otto, Sylvanda Dau of A.J. | 7-30-1898 | 8mo | ||||
| Otto, Wilmer Son of Alex | 4-05-1867 | 3-22-1872 | A2 | 130 | 4 | |
| Owens, James Inf of Arbella | 12-25-1880 | 1mo | ||||
| Owens, Hannah Wife of Silas | 1828 | 2-19-1878 | A2 | 50 | ||
| Oyler, Harriet L. | 9/24/1915 | 9/8/1980 | G | 6 | 64 | |
| Oyler, John G. | 4/19/1908 | 2/10/1994 | G | 6 | 85 | |
| Oyler, Sarah L. Dau of J.&H | 2-16-1821 | A1 | 195 | 9mo |