The architecture of Lebanon, also referred to as Lebanese architecture, embodies the history, culture, and influences that have shaped Lebanon's built environment. Architecture in Lebanon has been influenced by the Umayyad, Phoenician, Mamluk, Roman, Ottoman, French, and Crusades. Various religions and religious sects including Shiite, Sunni and Maronites have also played a role. Lebanon is also home to impressive modern architecture and contemporary architecture commercial structures. The Civil War took a toll, but Lebanon remains rich with historical sites and continues to draw visitors with its hospitable Mediterranean climate and diversity.

Lebanon ( or ; or ; Lebanese Arabic: ; ; ), officially the Lebanese Republic ( ; Lebanese Arabic: ; ), is a country in Western Asia. It is bordered by Syria to the north and east and Israel to the south. Lebanon's location at the crossroads of the Mediterranean Basin and the Arabian hinterland facilitated its rich history and shaped a cultural identity of religious and ethnic diversity.