Lieutenant-Colonel Patrick Duff Tytler FRSE (1760–1849) was an 18th-century Scottish soldier who oversaw Stirling Castle.
He was born in the spring of 1760 in or near Edinburgh the son of William Tytler and his wife, Anne Craig of Costerton.
[1] Trained as a career soldier he joined as an Ensign in the 57th Regiment of Foot and was dispatched to fight in the American War of Independence in 1776 under Lord Cornwallis.
In the early 19th century he became Assistant Quarter Master General for Scotland and relocated to Edinburgh.
He is buried in the grave of his father-in-law, Lord Alva, in St Cuthbert's churchyard at the west end of Princes Street in Edinburgh.