This article features a list of islands sorted by their name beginning with the letter J.
Island's name Island group(s) Country/CountriesJack Jacks Allegheny River, Jackson Franz Josef Land Jackson Mississippi River, Jaluit Atoll Jamaica Greater Antilles Jamestown James River, Jan Mayen Java Sunda Arc Jef Fam Group Raja Ampat Islands Jegindø The Limfjord Jeju Jemo Jersey Channel Islands Crown dependencyJethou Channel Islands Crown dependencyJintang Zhoushan Archipelago Joes Lake Winnipesaukee, Johns San Juan Islands, Johnson Missouri River, Johnson French Broad River, Jones Missouri River, Jonobi Persian Gulf Juananga Juan Fernández Islands Just Enough RoomThousand IslandsJuist East Frisian Islands Jura Inner Hebrides Juromenha Alentejo islands
See also List of islands (by country) List of islands by area List of islands by population List of islands by highest point