苏伊士（阿拉伯语：السويس‎），又译苏彝士，埃及东部苏伊士省的港口城市，位于苏伊士运河南端出口，苏伊士湾北岸，人口约49.7万人。

苏伊士历史上是尼罗河和红海之间航运的重要中转站，1867年苏伊士运河开通后，该港成为重要的国际港口。第三次中东战争后，苏伊士一度废弃，其后又在第四次中东战争中遭到以色列军队的围攻。战后，埃及重新获得了西奈半岛，苏伊士运河重新开放，苏伊士得以重建。

Suez (Arabic:السويس‎ as-Suways; Egyptian Arabic: es-Sewēs, el-Sewēs pronounced [esseˈweːs]) is a seaport city (population ca. 497,000) in north-eastern Egypt, located on the north coast of the Gulf of Suez (a branch of the Red Sea), near the southern terminus of the Suez Canal, having the same boundaries as Suez governorate. It has three harbors, Adabya, Ain Sukhna and Port Tawfiq, and extensive port facilities. Together they form a metropolitan area. Railway lines and highways connect the city with Cairo, Port Said, and Ismailia. Suez has a petrochemical plant, and its oil refineries have pipelines carrying the finished product to Cairo.