| Island 
 | Province 
 | District 
 | Divisional Secretariat 
 | Coordinates 
 | Area (km2)[3]
 
 | Population (approx)[4]
 
 | Notes 
 | 
| Ambanttativu | North Western | Puttalam |  | 8°12′40″N 79°46′06″E / 8.21111°N 79.76833°E / 8.21111; 79.76833 | 0.17 |  | In Puttalam Lagoon Sinhala:
 Sambanda-doova. | 
| Analativu | Northern | Jaffna | Islands North (Kayts) | 9°40′01″N 79°46′32″E / 9.66694°N 79.77556°E / 9.66694; 79.77556 | 4.82 | 2,200 | Dutch: Rotterdam, Annelletivo 
 Sinhala: annaladoova. | 
| Bone Island | Eastern | Batticaloa | Manmunai North | 7°45′12″N 81°41′24″E / 7.75333°N 81.69000°E / 7.75333; 81.69000 | 0.02 |  | In Batticaloa Lagoon. | 
| Buffalo Island | Eastern | Batticaloa | Manmunai North | 7°41′23″N 81°41′58″E / 7.68972°N 81.69944°E / 7.68972; 81.69944 | 5.02 |  | In Batticaloa Lagoon. | 
| Challitivu | Eastern | Batticaloa | Koralai Pattu North | 8°06′40″N 81°27′49″E / 8.11111°N 81.46361°E / 8.11111; 81.46361 | 0.09 |  | Sinhala: Galdoova | 
| Chirutivu (Sirutivu) | Northern | Jaffna | Islands South (Velanai) | 9°38′36″N 80°00′37″E / 9.64333°N 80.01028°E / 9.64333; 80.01028 | 0.28 |  | Between Mandativu and Jaffna Peninsula. Sinhala: Hiridoova
 | 
| Clappenburg Island | Eastern | Trincomalee | Town & Gravets | 8°31′50″N 81°12′37″E / 8.53056°N 81.21028°E / 8.53056; 81.21028 | 0.05 |  | In Koddiyar Bay. | 
| Elephant Island | Eastern | Trincomalee | Town & Gravets | 8°31′59″N 81°14′00″E / 8.53306°N 81.23333°E / 8.53306; 81.23333 | 0.06 |  | In Koddiyar Bay. | 
| Eluvaitivu | Northern | Jaffna | Islands North (Kayts) | 9°42′03″N 79°48′38″E / 9.70083°N 79.81056°E / 9.70083; 79.81056 | 1.40 | 800 | 
 Sinhala: Eluvadoova | 
| Erumaitivu | Northern | Kilinochchi | Poonakary | 9°20′15″N 80°03′20″E / 9.33750°N 80.05556°E / 9.33750; 80.05556 | 1.04 |  | Sinhala: Mahisadoova | 
| Erumaitivu | North Western | Puttalam |  | 8°16′07″N 79°46′44″E / 8.26861°N 79.77889°E / 8.26861; 79.77889 | 0.90 |  | In Dutch Bay. 
 Sinhala: Mahisadoova | 
| Great Sober Island | Eastern | Trincomalee | Town & Gravets | 8°32′39″N 81°12′34″E / 8.54417°N 81.20944°E / 8.54417; 81.20944 | 0.62 |  | Wildlife sanctuary in China Bay. | 
| Henativu/Havativu | North Western | Puttalam |  | 7°58′22″N 79°49′09″E / 7.97278°N 79.81917°E / 7.97278; 79.81917 | 0.78 |  | In channel between Puttalam Lagoon and Mundal Lagoon. 
 Sinhala: Haavadoova. | 
| Ippantivu | North Western | Puttalam |  | 8°19′49″N 79°48′22″E / 8.33028°N 79.80611°E / 8.33028; 79.80611 | 0.76 |  | In Dutch Bay. 
 Sinhala: Ibbandoova. | 
| Iranaitivu North | Northern | Kilinochchi | Poonakary | 9°17′31″N 79°58′54″E / 9.29194°N 79.98167°E / 9.29194; 79.98167 | 4.22 |  | Dutch: Enkhuizen. 
 Sinhala: Erandoova. | 
| Iranaitivu South | Northern | Kilinochchi | Poonakary | 9°16′50″N 80°00′04″E / 9.28056°N 80.00111°E / 9.28056; 80.00111 | 1.71 |  | Dutch Hoorn. 
 Sinhala: Uoona doova. | 
 
| Kachchatheevu | Northern | Jaffna | Neduntivu (Delft) | 9°23′16″N 79°31′37″E / 9.38778°N 79.52694°E / 9.38778; 79.52694 | 0.68 |  | Pali: Kachchatheetha. 
 Sinhala: Kachchadoova. | 
| Kakaraitivu Island | Northern | Jaffna? | Neduntivu (Delft)? | 9°26′23″N 79°53′14″E / 9.43972°N 79.88722°E / 9.43972; 79.88722 | 0.14 | Uninhabited | Dutch: Calienye. 
 Sinhala: Sakkaradoova. | 
| Kakkativu | Northern | Kilinochchi | Poonakary | 9°19′01″N 80°04′51″E / 9.31694°N 80.08083°E / 9.31694; 80.08083 | 1.10 |  | Sinhala: Kaakadoova | 
| Kalliaditivu | Northern | Mannar |  | 8°56′54″N 79°54′42″E / 8.94833°N 79.91167°E / 8.94833; 79.91167 | 1.71 |  | Sinhala: Galadi doova | 
| Kanantivu | Northern | Jaffna | Islands South (Velanai) | 9°37′33″N 79°51′26″E / 9.62583°N 79.85722°E / 9.62583; 79.85722 | 1.22 |  | Between Kayts and Pungudutivu. 
 Sinhala: Kaennadoova. | 
| Karaditivu | North Western | Puttalam |  | 7°54′42″N 79°48′54″E / 7.91167°N 79.81500°E / 7.91167; 79.81500 | 0.09 |  | In channel between Puttalam Lagoon and Mundal Lagoon. 
 Sinhala: Karadiva | 
| Karaitivu | Northern | Jaffna | Islands South (Velanai) | 9°36′27″N 79°49′48″E / 9.60750°N 79.83000°E / 9.60750; 79.83000 | 0.97 |  | Adjacent (north) of Pungudutivu. | 
| Karaitivu | Northern | Jaffna | Karaitivu (Karainagar) | 9°44′03″N 79°52′33″E / 9.73417°N 79.87583°E / 9.73417; 79.87583 | 22.95 | 8,600 | Dutch: Amsterdam. | 
| Karaitivu | North Western | Puttalam |  | 8°27′45″N 79°47′15″E / 8.46250°N 79.78750°E / 8.46250; 79.78750 |  |  | West of Portugal Bay. | 
| Kayts / Velanai | Northern | Jaffna | Islands North (Kayts) atuvan& Islands South (Velanai)
 | 9°39′09″N 79°54′11″E / 9.65250°N 79.90306°E / 9.65250; 79.90306 | 64.01 | 16,300 | Named Leiden by Dutch. 
 Sinhala: Uruthota (Kayts); Bellana (Velanai) | 
| Kurikadduvan | Northern | Jaffna | Islands South (Velanai) | 9°35′43″N 79°47′40″E / 9.59528°N 79.79444°E / 9.59528; 79.79444 | 0.38 |  | Adjacent (north west) of Naduturitti. Sinhala: Kiralakatuvana
 | 
| Little Sober Island | Eastern | Trincomalee | Town & Gravets | 8°32′35″N 81°12′54″E / 8.54306°N 81.21500°E / 8.54306; 81.21500 | 0.07 |  | Wildlife sanctuary in China Bay. | 
| Mandativu | Northern | Jaffna | Islands South (Velanai) | 9°36′48″N 79°59′44″E / 9.61333°N 79.99556°E / 9.61333; 79.99556 | 7.56 | 900 | Sinhala: Mandadoova | 
| Mannar | Northern | Mannar | Mannar Town | 9°03′10″N 79°49′42″E / 9.05278°N 79.82833°E / 9.05278; 79.82833 | 126.46 |  | Sinhala: Mannaram doopatha | 
| Mantivu | Eastern | Batticaloa | Manmunai North | 7°42′03″N 81°39′43″E / 7.70083°N 81.66194°E / 7.70083; 81.66194 | 0.38 |  | In Batticaloa Lagoon. 
 Sinhala: Maandoova | 
| Mantivu | North Western | Puttalam |  | 7°55′57″N 79°49′12″E / 7.93250°N 79.82000°E / 7.93250; 79.82000 | 0.50 |  | In channel between Puttalam Lagoon and Mundal Lagoon. 
 Sinhala: Maandoova | 
| Maripututivu | North Western | Puttalam |  | 8°10′33″N 79°44′59″E / 8.17583°N 79.74972°E / 8.17583; 79.74972 | 0.10 |  | In Puttalam Lagoon. Sinhala: Maliputhu diva
 | 
| Marthand | Eastern | Batticaloa | Koralai Pattu North | 8°06′51″N 81°26′34″E / 8.11417°N 81.44278°E / 8.11417; 81.44278 | 0.18 |  | Sinhala: Malkadola. | 
| Mattutivu | North Western | Puttalam |  | 8°13′02″N 79°47′00″E / 8.21722°N 79.78333°E / 8.21722; 79.78333 | 0.12 |  | In Puttalam Lagoon. 
 Sinhala: Maddu doova | 
| Nachuvantivu | Eastern | Batticaloa | Koralai Pattu | 7°56′13″N 81°32′18″E / 7.93694°N 81.53833°E / 7.93694; 81.53833 | 2.11 |  | In Vandeloos Bay. 
 Sinhala: Naapitadoova. | 
| Naduturitti | Northern | Jaffna | Islands South (Velanai) | 9°35′05″N 79°47′54″E / 9.58472°N 79.79833°E / 9.58472; 79.79833 | 0.88 |  | Adjacent (south west) of Pungudutivu. Sinhala: Madduriththa
 | 
| Nainativu | Northern | Jaffna | Islands South (Velanai) | 9°36′15″N 79°46′04″E / 9.60417°N 79.76778°E / 9.60417; 79.76778 | 4.22 | 2,700 | Dutch: Haarlem 
 Sinhala: Naga Deepa. | 
| Neduntivu | Northern | Jaffna | Neduntivu (Delft) | 9°30′48″N 79°41′22″E / 9.51333°N 79.68944°E / 9.51333; 79.68944 | 47.17 | 4,200 | Dutch: Delft. 
 Sinhala: Maedundoova. | 
| Neduntivu | North Western | Puttalam |  | 8°14′06″N 79°46′45″E / 8.23500°N 79.77917°E / 8.23500; 79.77917 | 0.10 |  | In Dutch Bay. 
 Sinhala: Maedundoova. | 
| Oddakarentivu | North Western | Puttalam |  | 8°16′37″N 79°45′54″E / 8.27694°N 79.76500°E / 8.27694; 79.76500 | 0.20 |  | In Dutch Bay. 
 Sinhala: Uddakadoova. | 
| Palaitivu | Northern | Jaffna | Islands South (Velanai) | 9°37′22″N 79°49′10″E / 9.62278°N 79.81944°E / 9.62278; 79.81944 | 0.16 |  | Adjacent (north) of Pungudutivu. | 
| Palaitivu | Northern | Kilinochchi | Poonakary | 9°28′39″N 80°00′45″E / 9.47750°N 80.01250°E / 9.47750; 80.01250 | 1.81 |  | Named Galue by Dutch. 
 Sinhala: Paludoova. | 
| Paratitivu | Northern | Jaffna | Islands North (Kayts) | 9°41′06″N 79°47′32″E / 9.68500°N 79.79222°E / 9.68500; 79.79222 | 0.38 | Uninhabited | Between Analativu and Eluvaitivu. Sinhal: Sinhala: Paludoova. | 
| Periya Arichchal | North Western | Puttalam |  | 8°17′59″N 79°47′45″E / 8.29972°N 79.79583°E / 8.29972; 79.79583 | 0.32 |  | In Dutch Bay. 
 Sinhala: Maha Arakgala. | 
| Periya Kayankerni (Periyawattava) | Eastern | Batticaloa | Koralai Pattu | 7°57′20″N 81°32′20″E / 7.95556°N 81.53889°E / 7.95556; 81.53889 | 1.81 |  | In Vandeloos Bay. 
 Sinhala: Kaayamkaenna. | 
| Periyativu | Eastern | Batticaloa | Manmunai South West | 7°38′22″N 81°43′39″E / 7.63944°N 81.72750°E / 7.63944; 81.72750 | 0.13 |  | In Batticaloa Lagoon. 
 Sinhala: Mahadoova. | 
| Periyativu | North Western | Puttalam |  | 7°56′57″N 79°48′58″E / 7.94917°N 79.81611°E / 7.94917; 79.81611 | 1.10 |  | In channel between Puttalam Lagoon and Mundal Lagoon. 
 Sinhala: Mahadoova. | 
| Pigeon Island (Large & Small)
 | Eastern | Trincomalee | Kuchaveli | 8°43′20″N 81°12′15″E / 8.72222°N 81.20417°E / 8.72222; 81.20417 | 0.01 | Uninhabited | One of the two marine national parks of Sri Lanka. | 
| Puliyanthivu | Eastern | Batticaloa | Manmunai North | 7°42′37″N 81°41′41″E / 7.71028°N 81.69472°E / 7.71028; 81.69472 | 1.56 | 7,034 | Batticaloa city 
 Sinhala: Kotidoova. | 
| Puliyantivu | Northern | Jaffna | Islands North (Kayts) | 9°38′52″N 79°46′28″E / 9.64778°N 79.77444°E / 9.64778; 79.77444 | 0.44 |  | Adjacent (south east) of Analativu. 
 Sinhala: Kotidoova. | 
| Puliyantivu | Northern | Mannar |  | 8°57′19″N 79°54′01″E / 8.95528°N 79.90028°E / 8.95528; 79.90028 | 0.90 |  | Sinhala: Kotidoova. | 
| Pullupiddi | North Western | Puttalam |  | 8°11′21″N 79°46′40″E / 8.18917°N 79.77778°E / 8.18917; 79.77778 | 0.11 |  | In Puttalam Lagoon. 
 Sinhala: Kotipitiya. | 
| Pungudutivu | Northern | Jaffna | Islands South (Velanai) | 9°35′08″N 79°50′05″E / 9.58556°N 79.83472°E / 9.58556; 79.83472 | 22.56 | 3,600 | Dutch: Middleburg. 
 Pali/Sinhala: Punguthdeepa | 
| Round Island | Eastern | Trincomalee | Town & Gravets? | 8°30′46″N 81°13′34″E / 8.51278°N 81.22611°E / 8.51278; 81.22611 | 0.04 |  | In Koddiyar Bay. | 
| Serayativu | Eastern | Batticaloa | Manmunai West | 7°39′08″N 81°42′04″E / 7.65222°N 81.70111°E / 7.65222; 81.70111 | 0.46 |  | In Batticaloa Lagoon. 
 Sinhala: Seradoova | 
| Sinna Arichchal | North Western | Puttalam |  | 8°17′02″N 79°47′32″E / 8.28389°N 79.79222°E / 8.28389; 79.79222 | 0.16 |  | In Dutch Bay. 
 Sinhala: Podi Arakgal. | 
| Siriyativu | Eastern | Batticaloa | Manmunai Pattu | 7°38′06″N 81°43′55″E / 7.63500°N 81.73194°E / 7.63500; 81.73194 | 0.03 |  | In Batticaloa Lagoon. 
 Sinhala: Seruvadoova. | 
| Thimilathiu west | Eastern | Batticaloa |  | 7°42′17.40″N 81°40′37.40″E / 7.7048333°N 81.6770556°E / 7.7048333; 81.6770556 |  |  | Location of SLAF Batticaloa. 
 Sinhala: Kevuldoova | 
| Thorattapputti | Northern | Jaffna | Valikamam West (Chankanai) | 9°44′55″N 79°54′23″E / 9.74861°N 79.90639°E / 9.74861; 79.90639 | 0.14 |  | Between Karaitivu and Jaffna Peninsula. 
 Sinhala: Doratumukka. | 
| Udayurputi | North Western | Puttalam |  | 8°10′07″N 79°48′31″E / 8.16861°N 79.80861°E / 8.16861; 79.80861 | 0.42 |  | In Puttalam Lagoon. 
 Sinhala: Udukurupoththa. | 
|