The Gate of All Nations (duvarthim visadahyum), also known as the Gate of Xerxes, is located in the ruins of the ancient city of Persepolis, Iran.

The construction of the Stairs of All Nations and the Gate of All Nations was ordered by the Achaemenid king Xerxes I (486–465 BC), the successor of the founder of Persepolis, Darius I the Great.