Thomas de la Hay
Sir Thomas de la Hay (c. 1342 – July 1406) was Lord High Constable of Scotland.
He was the third member of the Hay family to hold this post. He was the son of David de la Hay and a daughter of John Keith of Innerpeffer.
He married Elizabeth Stewart, a daughter of King Robert II of Scotland, on 7 November 1372.
- article on Hay family