Dombrov is a Hasidic dynasty founded by Rebbe Mordechai Dovid Unger (c. 1770-1846). Dombrov is the Yiddish name of Dąbrowa Tarnowska, a town in present-day Poland.
Rabbi Mordechai Dovid Unger was the son of Tsvi Hersh, a disciple of Rabbi Elimelech of Lizhensk and Rabbi Avrohom Yehosua Heshil of Apt. He studied under the Kozhnitzer Magid.
The Grand Rabbi of Satmar is a descendant of the Dombrov dynasty.
Rebbe Chaim Yechiel of Dombrova, son of Grand Rebbe Meir of Glogov
Dombrover Rebbe of Monsey with the Nadvorna Rebbe of Bnei Brak
Grand Rabbi Mordechai Dovid Unger, Bobover Rebbe, shlit"a, a scion of the Dombrov dynasty