David Monypenny, Lord Pitmilly (1769–1850) was a Scottish lawyer who rose to be a Senator of the College of Justice.
He was born in May 1769 the son of Lt Col Alexander Monypenny of Pitmilly in Fife, and his wife Margaret Chamberlain.
[2] In February 1813 he took the place of the recently deceased Alexander Fraser Tytler, Lord Woodhouselee as a Senator of the College of Justice.
In 1810 he married Maria-Sophia (d. 1846), daughter of Sir George Abercrombie, 4th Baronet of Birkenbog.
His estates were inherited by his nephew, William Tankerville Monypenny.