Hopa (Gürcüce:ხოფა, khopa; Hemşince: Xopa; Lazca: Xopa), Türkiye Cumhuriyeti'nin Karadeniz Bölgesi'nde bulunan Artvin iline bağlı bir ilçe ve ilçenin merkezi olan kasaba.
Türkiye - Gürcistan sınırı olan Sarp Sınır Kapısı'na yaklaşık 20 kilometre uzaklıktadır. Kuzeydoğuda Sarpi, doğuda Borçka, güneydoğuda Murgul, güneybatıda Arhavi ve kuzeybatıda Karadeniz ile çevrilidir.
Hopa (Georgian: ხოფა, ხუფათი) is a city and district of Artvin Province in northeast Turkey. It is located on the eastern Turkish Black Sea coast about 67 km (42 mi) from the city of Artvin and 18 kilometres from the border with Georgia.Hopa is on the Black Sea Coast 65 km from Artvin and 18 km from the Sarp border crossing (into Sarpi) on the Georgian border. The land climbs sharply from 10m above sea level in the coastal areas up into the Sultan Selim Mountains, the hillsides are well watered and green with alder, chestnuts, hornbeams and other deciduous trees. The highest point is Mt Yavuz Sultan Selim at 1513m. The climate is mild and wet, although only July and August are warm enough to be called summer. There is annual snowfall in winter.