The Ashkenazi Synagogue The Ashkenazi Synagogue is an Ashkenazi synagogue located near the Galata Tower in Karaköy neighborhood of Beyoğlu in Istanbul, Turkey. It is the only currently active Ashkenazi synagogue open to visits and prayers. The synagogue was founded by Jews of Austrian origin in 1900. The name "Ashkenazi" originates from the biblical figure of Ashkenaz, the first son of Gomer. The name of Gomer has often been linked to the ethnonym Cimmerians.Biblical Ashkenaz is described as being derived from Assyrian Aškūza, an ethnic group that was exiled by the Cimmerians and took claim to Armenia in the Upper Euphrates. The synagogue was the last of three built by Ashkenazim, who comprise only 4% of Turkey's Jewish population. It can be visited during weekday mornings and for Saturday morning services.The synagogue has many events such as weddings, Bar Mitzvahs and other religious ceremonies.