- Olsen
-
Flora Eugenie b. 11 Oct 1876, d. 21 Mar 1961
- Olsson
-
Lars Olaf Martin b. 17 Jun 1917, d. 30 Apr 1985
- Ong
- Ongley
-
Frances b. 1800, d. 31 Aug 1870
- Oram
-
John b. 2 Feb 1677, d. 26 Feb 1747Sarah b. c 1717, d. Dec 1770
- Orchard
-
Nellie b. c 1888, d. 15 Oct 1932
- Ornberg
-
Greta b. 18 Feb 1798, d. 29 Feb 1880
- Orrock
-
Agnes b. 13 Nov 1814, d. 31 Aug 1901James b. c 1682, d. 27 Jan 1735Robert b. c 1717, d. 1798Robert b. 11 May 1753
- Osborn
-
Doris Mary b. 1900, d. 23 Dec 1980Minnie Ethel Mary b. 1890, d. 28 Mar 1953Sydney b. 26 Mar 1866, d. 1 Dec 1921William John b. c 1824, d. 5 Nov 1894
- Osmond
-
Harry b. 28 Jun 1918, d. 1 Jun 2000Norman David b. 1881, d. 1966
- Ostle
-
Mary Jane Dorothy b. 30 Aug 1897, d. 14 Sep 1979Thomas b. 1 Jan 1862, d. 28 Jun 1924William Barwick b. 15 Dec 1885, d. 24 Jun 1961
- Otway
-
Annie Maria b. 1874, d. 3 Jun 1935Mary Ann b. 8 Jun 1857, d. 3 Feb 1893Thomas b. 27 Sep 1820, d. 26 Jun 1875
- Outram
-
Irene b. 1930, d. 17 Jul 1996
- Ovens
-
William Hugh b. 9 Feb 1922, d. 9 Jun 2010
- Overington
-
Deborah Margaret b. 1928, d. 22 Apr 2019
- Overton
-
Ivan William* b. 9 Jan 1918, d. 15 Mar 2002John Henry b. 1877, d. 21 Jan 1936
- Owen
-
Ilma Jean b. 1926, d. 9 Oct 1998Joyce Violet b. 5 Jun 1922, d. 1 Oct 2007Mary Jane b. 1848, d. 16 Jan 1898Phyllis Levesley b. 1923, d. 26 May 2010Raymond Charles b. 30 Jan 1927, d. 1 Mar 2019