- Olive
-
James 3459 b. 1828, d. 18 Apr 1881John 3459 b. 1828, d. 18 Apr 1881
- Oliver
-
Alfred 8951 b. 1840, d. 2 Jan 1880George 65 b. 1822Job 6895 b. 1836, d. 15 Oct 1915John 3336 b. 1833, d. 31 Jul 1867John 3365 b. 1810, d. 31 Jul 1867William Lemon 6947 b. 1820, d. 9 Jan 1873
- Olley
-
John 6399 b. 1832, d. 3 Mar 1879
- Ollis
-
John 8953 b. 1841
- Olliver
-
John 3336 b. 1833, d. 31 Jul 1867John 3365 b. 1810, d. 31 Jul 1867
- Onion
-
Edward 8377 b. 1834, d. 26 Nov 1906
- Onions
-
Edward 8377 b. 1834, d. 26 Nov 1906
- Onslow
-
George 8651 b. 1833
- Oppenheim
-
Jacob 5213 b. 1830, d. 23 Dec 1860
- Opreu
-
Daniel 5425 b. 1838
- Orange
-
Thomas 4155 b. 1834, d. Dec 1899
- Orchard
-
Job 3394 b. 1833, d. 27 Apr 1868
- Orens
-
Isaac 3481 b. 1829
- Organ
-
James 6688 b. 1828
Samuel b. 1827
- Ormerod
-
John 4676 b. 1839, d. 5 Jul 1863
- Ormsby
-
Joseph 1625 b. 1818
- Ormsly
-
Joseph 1625 b. 1818
- Orpin
-
George 3596 b. 1826, d. 1889
- Orr
-
Hugh 5233 b. 1829John 5212 b. 1826, d. 4 Jun 1869John 8668 b. 1830
- Orricks
-
William 3121 b. 1823, d. 25 Sep 1865