Aghios Nikolaos, Agios Nikolaos or Saint Nicholas, is a fishing village in the Mani Peninsula in southern Greece about 30 kilometres (19 mi) south-east of Kalamata, on the eastern shore of the Messenian Gulf, and about 4 kilometres (2.5 mi) south of Stoupa, a larger tourist village. It is part of the municipality of West Mani in Messenia.