Desert island fiction
Robinsonaden
Robinsonnades

Oxford companion to German literature, via Oxford reference online, Nov. 7, 2012 (robinsonade: term applied to novels of shipwreck and survival deriving from Defoe's The life and strange adventures of Robinson Crusoe)
Daniel Defoe's Robinson Crusoe & the robinsonades, via WWW, Nov. 7, 2012 (the term "Robinsonades" is used to describe literary works about survival without the aid of civilization, frequently on a deserted island; typically the protagonist is suddenly isolated from the comforts of civilization, usually shipwrecked or marooned on a secluded and uninhabited island)
Cuddon, J. A dictionary of literary terms and literary theory, 1998 (desert island fiction: a form of fiction in which a remote and "uncivilized" island is used as the venue of the story and action; the publication of Defoe's Robinson Crusoe in 1719 marked the inception of a literary genre which has attained universal popularity. In France desert island stories came to be known as Robinsonnades; in Germany as Robinsonaden; Robinsonade: The German term for stories which derived from Defoe's ever popular The Life and Strange and Surprising Adventures of Robinson Crusoe (1719). The first German translation appeared the following year and there were numerous imitations. See desert island fiction)
GSAFD, 2000 (Robinsonades. Use for works describing an individual's or a small group's survival without the aid of civilization, as on a deserted island. BT Adventure fiction; Voyages, Imaginary)

Fiction about survival without the aid of civilization, frequently on a deserted island after a shipwreck or marooning.