St. Christopher Island (Bulgarian: остров Св. Христофор, romanized: ostrov Sv. Hristofor, IPA: [ˈɔstrof svɛˈti xristoˈfɔr]) is the mostly ice-covered island extending 680 m in southwest–northeast direction and 580 m in southeast–northwest direction lying in Papazov Passage, Biscoe Islands. Its surface area is 24 ha. The feature is named after Saint Christopher (3rd century), the patron saint of travellers.