Oren Newell Wheelock (9 Sep 1841 - Feb 1930)
Oricy Ann Wheelock (20 May 1818 - 10 Sep 1844)
Orilla Wheelock (calculated 29 Dec 1809 - 18 Feb 1899)
Orilla Wheelock (about 1816 - )
Orlando Wheelock (30 Jul 1834 - 7 Nov 1900)
Orlando Wheelock (Jul 1839 - 21 Nov 1906)
Orlen Wheelock (1805 - 1865)
Orpah N. Wheelock (about 1815 - 20 May 1835)
Orrin Alphonzo Wheelock (21 Jun 1840 - )
Orrin E. Wheelock (2 Jan 1815 - 10 Nov 1898)
Orrin Munroe Wheelock (5 Nov 1853 - 3 Sep 1863)
Orson Rawson Wheelock (16 Dec 1811 - )
Orville Wheelock ( - )
Orville Wheelock (30 May 1826 - 9 Sep 1862)
Orville Edgar Wheelock (17 Jan 1823 - 9 Aug 1899)
Orville R. Wheelock (14 Sep 1889 - )
Oscar Wheelock (31 Dec 1840 - 15 Jan 1922)
Oscar Wheelock (about 1866 - )
Oscar Wheelock (about 1874 - )
Oscar Ashley Wheelock (3 Dec 1887 - 16 Sep 1938)
Oscar H. Wheelock (about 1844 - 1923)
Oscar Lee Wheelock (11 Oct 1880 - 23 Dec 1955)
Oscar Merritt Wheelock (10 Jan 1877 - 15 Apr 1911)
Oscar Orman Wheelock (27 Jan 1821 - 21 Nov 1890)
Oscar Uberto Wheelock (6 Sep 1830 - 15 Jun 1891)
Osmond F. Wheelock (about 1864 - )
Othello Wellington Wheelock (30 Sep 1891 - )
Otis Wheelock (9 Jan 1796 - 2 May 1885)
Otis Wheelock (18 Jul 1789 - )
Otis Wheelock (26 Dec 1829 - 13 Feb 1864)
Otis Ammidon Wheelock (1815 - 13 Jun 1872)
Otis E. Wheelock (Feb 1894 - )
Otis L. Wheelock (21 Nov 1868 - 1 Nov 1889)
Otis Leonard Wheelock (21 Aug 1816 - 23 Jan 1893)
Otis S. Wheelock (9 Nov 1868 - )
Ouida Wheelock (4 Sep 1885 - 8 Dec 1969)
Owen Wheelock ( - )
Ozro Wheelock (29 Apr 1850 - 11 Feb 1851)
Pamela Wheelock (12 Sep 1797 - 22 Mar 1839)
Pamela Ann Wheelock (1959 - )
Pamela D. Wheelock (24 Dec 1824 - 23 Aug 1896)