Keserwan District is a district (qadaa) in Keserwan-Jbeil Governorate, Lebanon, to the northeast of Lebanon's capital Beirut. The capital, Jounieh, is overwhelmingly Maronite Christian. The area is home to the Jabal Moussa Biosphere Reserve.

Jounieh is a coastal city in Keserwan District, about 16 km (10 mi) north of Beirut, Lebanon. Since 2017, it has been the capital of Keserwan-Jbeil Governorate. Jounieh is known for its seaside resorts and bustling nightlife, as well as its old stone souk, ferry port, paragliding site and gondola lift, which takes passengers up the mountain to the shrine of Our Lady of Lebanon in Harissa.