Zhydachiv (Ukrainian: Жидачів, IPA: [ʒɪˈdɑtʃiu̯] ⓘ) is a city in Stryi Raion, Lviv Oblast (region) in western Ukraine.

The city has historically had numerous name variants, reflecting its complex past, including Polish: Żydaczów and Yiddish: זידיטשוב, romanized: Zidichov, Zhidetshoyv.

In documents from the 14th to 17th centuries, the city was referred to as Zudech, Zudachiv, Sudachiv, Zidachiv, Sidachiv, Zudechev and more.

At that time the city was part of Galician Rus' and was an important trade center at the confluence of the river Stryi in Dniester with a stone church of St. Nicholas.

King Wladyslaw Jagiello granted in 1393 Magdeburg rights and several privileges, also founding a Roman Catholic church.

Zhydachiv for centuries remained in private hands, among others it belonged to the noble Rzewuski family, had a defensive castle and was the seat of a starosta.

[7] After World War II, the city was incorporated into the Ukrainian Soviet Socialist Republic, and from that time started a process of industrialization.