Samannud is a city (markaz) located in Gharbia Governorate, Egypt. Known in classical antiquity as Sebennytos, Samannud is a historic city that has been inhabited since the Ancient Egyptian period. As of 2019, the population of the markaz of Samannud was estimated to be 410,388, with 83,417 people living in urban areas and 326,971 in rural areas.

Gharbia Governorate is one of the governorates of Egypt. It is located in the north of the country, south of Kafr El Sheikh Governorate, and north of Monufia Governorate. Its capital is Tanta, which is 90 km north of Cairo, and 120 km south east of Alexandria. The largest city in Gharbia is El Mahalla El Kubra. The total area of Gharbia governorate is 1,942 km2.