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David de Lindsay, Lord of Barnweill and Byres (died 1279), was a Scottish knight and crusader. A minor baronial lord, he was the son of David de Lindsay and held lands in East Lothian and South Ayrshire. He became Justiciar of Lothian under Alexander II of Scotland in 1241. This position had been held by his father earlier in the century.
He rose to further national prominence as a supporter of the Comyns during the minority of Alexander III of Scotland, becoming a regent in 1255 and royal Lord Chamberlain of Scotland in 1255 serving until 1257.
David married Margaret de Lindsay, possibly of the Lamberton Lindsay family, they are known to have had the following known issue: 
- Alexander Lindsay of Barnweill (died 1308), had issue.
- William Lindsay of Symington, married Alicia Lockhart, had issue.
- Barrow, G.W.S., "The Justiciar", The Kingdom of the Scots, (Edinburgh, 2003), pp. 68–111
- Cameron, Sonja, "Lindsay family of Barnweill, Crawford, and Glenesk (per. c.1250–c.1400)", Oxford Dictionary of National Biography, Oxford University Press, 2004 , accessed 19 May 2007
- Macquarrie, Alan, Scotland and the Crusades, (Edinburgh, 1997)
- McAndrew, Bruce A. Scotland's Historic Heraldry, Boydell Press, 2006. ISBN 9781843832614
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