John Lithgow1 
Child of John Lithgow and Anne Paterson
- James Lithgow+2 b. 26 Nov 1775
Anne Paterson1
Child of Anne Paterson and John Lithgow
- James Lithgow+2 b. 26 Nov 1775
James Lithgow1 
Child of James Lithgow and Elizabeth Wilson
- James Lithgow+2 b. 26 Oct 1799
Elizabeth Wilson1
Her married name became Lithgow.
Child of Elizabeth Wilson and James Lithgow
- James Lithgow+2 b. 26 Oct 1799
James Lithgow1 
He lived at Huntly Bank, Port Glasgow, Renfrewshire, Scotland.1
Child of James Lithgow and Margaret McNicol
- William Todd Lithgow+2 b. 24 Sep 1854, d. 7 Jun 1908
Margaret McNicol1 
Her married name became Lithgow.
Child of Margaret McNicol and James Lithgow
- William Todd Lithgow+2 b. 24 Sep 1854, d. 7 Jun 1908
William Todd Lithgow1 
He was a shipbuilder.1 He lived at Drums, Langbank, Renfrewshire, Scotland.1 At Ormsary, Argyllshire, Scotland, (an unknown value.)1
Child of William Todd Lithgow and Agnes Birkmyre
- Sir James Lithgow, 1st Bt.+2 b. 27 Jan 1883, d. 23 Feb 1952
Henry Birkmyre1 
He lived at Port Glasgow, Renfrewshire, ScotlandG.3 He lived at Springbank, Port Glasgow, Renfrewshire, Scotland.1
Children of Henry Birkmyre and Margaret Somerville
- Malcolm Birkmyre2 b. c 1856
- William Birkmyre2 b. c 1858
- Agnes Birkmyre+3 b. c 1860, d. 12 Jun 1929
Child of Henry Birkmyre
- Sir Archibald Birkmyre, 1st Bt.+3 b. 28 Jun 1875, d. 24 Jun 1935
- [S37] BP2003 volume 2, page 2367. See link for full details for this source. Hereinafter cited as. [S37]
- [S4567] Bill Norton, “re: Pitman Family,” family provided evidence then verified by subsequent research and verification by BENR (101053), 6 April 2010 and 19 April 2011. Hereinafter cited as “re: Pitman Family.”
- [S37] BP2003. [S37]
Agnes Birkmyre1 
From 12 February 1879, her married name became Lithgow.
Child of Agnes Birkmyre and William Todd Lithgow
- Sir James Lithgow, 1st Bt.+3 b. 27 Jan 1883, d. 23 Feb 1952
- [S37] BP2003 volume 2, page 2367. See link for full details for this source. Hereinafter cited as. [S37]
- [S4567] Bill Norton, “re: Pitman Family,” family provided evidence then verified by subsequent research and verification by BENR (101053), 6 April 2010 and 19 April 2011. Hereinafter cited as “re: Pitman Family.”
- [S37] BP2003. [S37]
Sir James Lithgow, 1st Bt.1 
He fought in the First World War, where he was mentioned in despatches.1 He was awarded the Military Cross (M.C.)1 He was Director of Merchant Shipbuilding, Admiralty between 1916 and 1919.1 He was awarded the Territorial Decoration (T.D.)1 He held the office of Justice of the Peace (J.P.)1 He was created 1st Baronet Lithgow, of Ormsary, co. Argyll [U.K.] on 1 July 1925.1 He was member of the Central Electricity Board between 1927 and 1930.1 He held the office of Vice-Lord-Lieutenant of Renfrewshire.1 He was extraordinary directorry of the Royal Bank of Scotland.1 He was Member of the Board of Admiralty between 1940 and 1946.1 He was appointed Knight Grand Cross, Order of the British Empire (G.B.E.) in 1945.1 He was appointed Companion, Order of the Bath (C.B.) in 1947.1 He was awarded the Order of Orange-Nassau of the Netherlands.1
Children of Sir James Lithgow, 1st Bt. and Gwendolyn Amy Harrison
- Margaret Helen Lithgow+2 b. 4 Feb 1928, d. b 2011
- Ann Barlow Lithgow+2 b. 6 Jul 1931, d. 4 Mar 2017
- Sir William James Lithgow, 2nd Bt.+2 b. 10 May 1934, d. 28 Feb 2022
