季赫温 （俄语：Ти́хвин、芬兰语：Tihvinä、沃提克语：Laugaz）是俄罗斯列宁格勒州东部的一个城市，位于夏西河畔。2002年人口63,331人。

1383年首见于文献，1773年建城。

俄罗斯作曲家尼古拉·安德烈耶维奇·里姆斯基-科萨科夫生于季赫温。其故居已改作博物馆。

Tikhvin (Russian:Ти́хвин) is a town and the administrative center of Tikhvinsky District in Leningrad Oblast, Russia, located on both banks of the Tikhvinka River in the east of the oblast, 200 kilometers (120 mi) east of St. Petersburg. Tikhvin is also an industrial and cultural center of the district, as well as its transportation hub. Population: 58,459(2010 Census);63,338(2002 Census);71,352(**** Census).