Peniel Heugh (; 237 m) is a hill near Ancrum and Nisbet in the Scottish Borders area of Scotland. On it stands the Waterloo Monument. It was also the site of an Iron Age hillfort.
The heugh is composed of olivine micrograbbro, and is a volcanic plug.
Places nearby include Bonjedward, Crailing, Jedburgh, Monteviot House, Roxburgh.
The Roman Heritage Way and St. Cuthbert's Way pass by the heugh and the monument.