- Olds
- 
Hilda Udora b. 3 Aug 1921, d. 3 Sep 1937Isabel May b. 7 Aug 1922John b. 1865, d. 6 Dec 1934Joseph b. 22 May 1900, d. 16 Feb 1959 Leslie Douglas  b. 9 Nov 1919Leslie Henry b. 3 Nov 1896, d. 28 Apr 1973Margaret b. 4 Sep 1920 Leslie Douglas  b. 9 Nov 1919Leslie Henry b. 3 Nov 1896, d. 28 Apr 1973Margaret b. 4 Sep 1920
- Oliver
- 
Eric Durkin b. 1898, d. 28 Nov 1965Harold Orlando b. 1871Judyth Val-mai b. 17 Oct 1925, d. 13 Jan 2018 Kenneth Jack  b. 28 Jun 1922, d. 28 Jul 1996 Kenneth Jack  b. 28 Jun 1922, d. 28 Jul 1996
- Olson
- 
Anton b. c 1861, d. 26 Dec 1945Celia Joan b. 27 May 1922Laurel May b. 21 Apr 1915, d. 5 Oct 1994Lionel Ernscliff Anton b. 11 Jul 1891, d. 18 Apr 1976 Robert Alan  b. 26 Oct 1919 Robert Alan  b. 26 Oct 1919
- Olsson
- Oram
- 
John b. 2 Feb 1677, d. 26 Feb 1747Sarah b. c 1717, d. Dec 1770
- Orchard
- Organ
- 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
- Ostle
- 
Thomas b. 1 Jan 1862, d. 28 Jun 1924William Barwick b. 15 Dec 1885, d. 24 Jun 1961
- Outten
- 
Phyllis May b. 2 May 1914