unknown Leask1
Children of unknown Leask
- William Leask of Bigswall+2 b. c 1715
- James Leask+2 b. c 1720
- John Leask2 b. 1720, d. 1800
William Leask of Bigswall1 
He lived at Quinamoan, Kirkwall, Orkney Islands, Scotland.1 He lived at Bigswall, Stenness, Orkney Islands, Scotland.1
Child of William Leask of Bigswall and Margaret Heddle
- William Leask of Sephin and Queenamon+2 b. c 1751
Margaret Heddle1
She lived at Heddle of Firth, Stenness, Orkney Islands, Scotland.1 From circa 1750, her married name became Leask.
Child of Margaret Heddle and William Leask of Bigswall
- William Leask of Sephin and Queenamon+2 b. c 1751
William Leask of Sephin and Queenamon1
He was a Master Mariner and Greenland whaler.1
Children of William Leask of Sephin and Queenamon and Margaret Flett
- unknown Leask2 b. Nov 1780
- Barbara Leask2 b. 1 Feb 1783
Children of William Leask of Sephin and Queenamon and Marion Leask
- William Leask+2 b. 21 May 1786
- John Leask+2 b. 26 Feb 1789
- Joseph Leask2 b. 25 Sep 1791
Children of William Leask of Sephin and Queenamon and Helen Leask
- Mary Leask2 b. 7 Sep 1799, d. c 1875
- James Leask+2 b. 7 Sep 1802, d. 15 Jan 1885
- William Leask2 b. 1803, d. 1810
John Leask1 
He was ancestor of the Leasks of Aglath.1 He lived at Aglath, Stenness, Orkney Islands, Scotland.1
Christian Seatter1
From November 1744, her married name became Leask.
- [S37] BP2003 volume 2, page 2271. See link for full details for this source. Hereinafter cited as. [S37]
James Leask1 
He lived at Settescarth, Stenness, Orkney Islands, Scotland.1
Child of James Leask
- James Leask+2 b. 1752
James Leask1 
James Leask also went by the nick-name of Prince.1 He lived at Settescarth, Stenness, Orkney Islands, Scotland.1
Children of James Leask and Janet Graham
- Catherine Leask2
- Graham Leask+2 b. 1781, d. 11 Jan 1860
Mungo Graham of Apitoun1
Child of Mungo Graham of Apitoun
Janet Graham1
Her married name became Leask.
Children of Janet Graham and James Leask
- Catherine Leask2
- Graham Leask+2 b. 1781, d. 11 Jan 1860
