Aims of research were: (1) stoctdaking and identify data of isles, accuratly and completty in South Kalimantan, step by step, (2) knowing of name, position, and also island potency through by survey of toponim island give elementary information about island's enableness, (3) fact or potency data and social condition of economics, ecosystem, and issue/problems of such lsles. Method used is survey of toponim, supported by basic data observation of sekunder (Map Of Sea, Aasetir lsland, Data lsland of local tocat govemment). Spasial analysis of main data conducted to the name of and island position, writing of name of generic and specific of island; relate guidance survey istands toponim in tndonesia, and procedure setlement of witing according to Technical Refetence Book of PPNG Dirjen PUOD Depdagi-Bakosurtanal, and also sintesis analysis. Early data of District of Putau sembilan stocktaking 13 isles, but result of res;arch sh6w of activry of stocktaking were 16 isles. There are proposal change of writing of isle name which are stocktaking at result of research compared to early data, that is Denawan become Danawan island, Pemalikan become Pamalikan, Matasirih become Matasiri, lsland of Adan/lAdang Selatan become Batu Selatan island, Batu Barat island become Batu Tengah islands. Islands which have never been mapped in early data covering Dare, Ondong, Janda, and Payung-Payungan Kecil island. Isles which have dweller coveing Marabatuan, Maradapan dan Matasirih islands. lsles dweft by some of small society, because duty as custodian of turtle egg area and others, covering Danawan, Pamatikan, Payung-Payungan islands. lsle dwelt seasonally was Kalambau island. Isles which not dwelter covering Batu Tengah, Sarang, Payung-payungan Kecil, Batu Utara, Batu Setatan, Janda, Ondong, Dare, and Kunyit islands.