| D'Urville Island | Marlborough District | 150 km² | 52 | — |
| Da Island | Raja Ampat | 0.03 km² | — | — |
| Daar Island | Southeast Maluku | 3.94 km² | — | 20 m |
| Dabatam Ganan Sawi Island | Raja Ampat | 0.01 km² | — | — |
| Dabatan Ganan Palolon Island | Raja Ampat | 0.02 km² | — | — |
| Dabatan Ganan Pat Island | Raja Ampat | 0.01 km² | — | — |
| Dabatan Island | Raja Ampat | 5.69 km² | — | 36 m |
| Dabmon Island | Aru Islands Regency | 0.00 km² | — | — |
| Dadek Island | Tual | 0.00 km² | — | — |
| Dadisarang Kwakwa Island | Aru Islands Regency | 0.00 km² | — | — |
| Dadisarang Sinnani Island | Aru Islands Regency | 0.00 km² | — | — |
| Dafalen Kapatcol Kacanluya Island | Raja Ampat | 0.00 km² | — | — |
| Dafalen Kapatcol Lu Natatololya Island | Raja Ampat | 0.00 km² | — | — |
| Dafalen Kapatcol Lutolefo Island | Raja Ampat | 0.00 km² | — | — |
| Dafalen Kapatcol Masos Island | Raja Ampat | 0.00 km² | — | — |
| Dafalen Kapatcol Pale Tonataya Island | Raja Ampat | 0.00 km² | — | — |
| Dafalen Kapatcol Tolanam Island | Raja Ampat | 0.00 km² | — | — |
| Dafalen Kapatcol Topalpalintolanam Island | Raja Ampat | 0.00 km² | — | — |
| Dafalen Kapatcol Toyoklolo Island | Raja Ampat | 0.00 km² | — | — |
| Dafalen Kapatcol Yasancopo Island | Raja Ampat | 0.00 km² | — | — |
| Dafalen Nikapatcol Palelutolefia Island | Raja Ampat | 0.00 km² | — | — |
| Dafalen Nikapatcol Tolaleltaya Island | Raja Ampat | 0.00 km² | — | — |
| Dafalen Nikapatcol Totabofonja Island | Raja Ampat | 0.00 km² | — | — |
| Dafalen Yef Manyanim Island | Raja Ampat | 0.00 km² | — | — |
| Dafalen Yef Todokoya Island | Raja Ampat | 0.00 km² | — | — |
| Dagadaga Bonarua Island | Milne Bay Province | 0.07 km² | — | 24 m |
| Dago Island | New South Wales | — | — | 7 m |
| Dai Island | Southwest Maluku | 15.6 km² | — | 204 m |
| Dai Island | Aru Islands Regency | 0.00 km² | — | — |
| Daido Island | Jayapura | 0.00 km² | — | — |
| Daisy Islet | Northern Territory | — | — | 4 m |
| Dakeba Kwakwa Island | Aru Islands Regency | 1.09 km² | — | — |
| Dakeba Sinnani Island | Aru Islands Regency | 3.39 km² | — | — |
| Dalby Island | South Australia | — | — | 9 m |
| Dalhunty Island | New South Wales | — | — | 12 m |
| Dallachy Island | Victoria | — | — | 10 m |
| Damanusa Island | Fakfak | 0.01 km² | — | — |
| Damanusa Nenem Island | Fakfak | 0.01 km² | — | — |
| Damje Island | Aru Islands Regency | 0.05 km² | — | — |
| Damnunusa Island | Fakfak | 0.00 km² | — | — |
| Damu Le Island | Raja Ampat | 0.00 km² | — | — |
| Damu Lol Island | Raja Ampat | 0.00 km² | — | — |
| Damu Minsano Island | Raja Ampat | 0.00 km² | — | — |
| Damu Nikapatcol Laleltololya Island | Raja Ampat | 0.00 km² | — | — |
| Damu Niyefto Batanlapya Island | Raja Ampat | 0.00 km² | — | — |
| Damu Palolon Island | Raja Ampat | 0.00 km² | — | — |
| Damunu Ganan Island | Raja Ampat | 0.00 km² | — | — |
| Damunu Pele Island | Raja Ampat | 0.00 km² | — | — |
| Dana Ganan Island | Raja Ampat | 0.02 km² | — | — |
| Dane Pale Island | Raja Ampat | 0.00 km² | — | — |
| Dangar Island | Cowan | — | 313 | — |
| Danger Island | Queensland | — | — | 20 m |
| Danger Island | New South Wales | — | — | 69 m |
| Dangerous Reef | South Australia | 12 km² | — | 3 m |
| Dannevig Island | Victoria | — | — | 41 m |
| Dapun Lol Fat Island | Raja Ampat | 0.01 km² | — | — |
| Dapun Lol Fit Island | Raja Ampat | 0.01 km² | — | — |
| Dapun Lol Lafa Island | Raja Ampat | 0.01 km² | — | — |
| Dapun Lol Lu Island | Raja Ampat | 0.88 km² | — | — |
| Dapun Lol Si Island | Raja Ampat | 0.02 km² | — | — |
| Dapun Lol Tol Island | Raja Ampat | 0.03 km² | — | — |
| Dapun Lol Wal Island | Raja Ampat | 0.01 km² | — | — |
| Dapun Lol Wonom Island | Raja Ampat | 0.08 km² | — | — |
| Dapunlol Island | Raja Ampat | 0.06 km² | — | — |
| Dapunlol Kapatcol Island | Raja Ampat | 0.00 km² | — | — |
| Dapunlol Kapatcol Katem Palolon Island | Raja Ampat | 0.00 km² | — | — |
| Dapunlol Kapatcol Lanam Island | Raja Ampat | 0.00 km² | — | — |
| Dapunlol Kapatcol Lu Nafatabuo Island | Raja Ampat | 0.00 km² | — | — |
| Dapunlol Kapatcol Lu Tolea Island | Raja Ampat | 0.00 km² | — | — |
| Dapunlol Kapatcol Lu Tomulo Island | Raja Ampat | 0.00 km² | — | — |
| Dapunlol Kapatcol Pale Island | Raja Ampat | 0.00 km² | — | — |
| Dapunlol Kapatcol Tomul Island | Raja Ampat | 0.00 km² | — | — |
| Dapunlol Kapatcol Wal Island | Raja Ampat | 0.00 km² | — | — |
| Dapunlol Kapatmalan Island | Raja Ampat | 0.00 km² | — | — |
| Dapunlol Nikapatcol Tonatatolea Island | Raja Ampat | 0.00 km² | — | — |
| Dapunlol Niyef Topalolono Island | Raja Ampat | 0.00 km² | — | — |
| Dapunlol Yef Kacuo Tolea Island | Raja Ampat | 0.00 km² | — | — |
| Dapunlol Yef Katalis Island | Raja Ampat | 0.00 km² | — | — |
| Dapunlol Yef Katem Yasancopo Island | Raja Ampat | 0.00 km² | — | — |
| Dapunlol Yef Malas Island | Raja Ampat | 0.00 km² | — | — |
| Dapunlol Yef Matmetem Island | Raja Ampat | 0.00 km² | — | — |
| Dapunlol Yef Mulmolofa Island | Raja Ampat | 0.00 km² | — | — |
| Dapunlol Yef Natatole Island | Raja Ampat | 0.00 km² | — | — |
| Dapunlol Yef Pale Katem Island | Raja Ampat | 0.01 km² | — | — |
| Dapunlol Yefto Lu Island | Raja Ampat | 0.00 km² | — | — |
| Dapunlol Yefto Tiptaya Island | Raja Ampat | 0.00 km² | — | — |
| Daraknusa Island | Fakfak | 0.02 km² | — | — |
| Daram Atsa Island | Raja Ampat | 0.00 km² | — | — |
| Daram Fat Island | Raja Ampat | 0.00 km² | — | — |
| Daram Fit Island | Raja Ampat | 0.01 km² | — | — |
| Daram Ganan Island | Raja Ampat | 0.14 km² | — | — |
| Daram Lafa Island | Raja Ampat | 0.00 km² | — | — |
| Daram Lafamailu Island | Raja Ampat | 0.00 km² | — | — |
| Daram Lafamaisa Island | Raja Ampat | 0.01 km² | — | — |
| Daram Lim Island | Raja Ampat | 0.00 km² | — | — |
| Daram Lol Island | Raja Ampat | 0.05 km² | — | — |
| Daram Pale Island | Raja Ampat | 2.15 km² | — | 65 m |
| Daram Si Island | Raja Ampat | 0.01 km² | — | — |
| Daram Tol Island | Raja Ampat | 0.01 km² | — | — |
| Daram Wal Island | Raja Ampat | 0.00 km² | — | — |
| Daram Wayanaga Nikapatcol Island | Raja Ampat | 0.00 km² | — | — |
| Daram Wonom Island | Raja Ampat | 0.01 km² | — | — |
| Darbada Island | East Arnhem Region | — | — | 6 m |
| Darch Island | Northern Territory | — | — | 1 m |
| Darembang Island | Fakfak | 0.01 km² | — | — |
| Darembang Kecil Island | Fakfak | 0.00 km² | — | — |
| Dariak Island | Fakfak | 0.00 km² | — | — |
| Darjala Island | Aru Islands Regency | 0.05 km² | — | — |
| Darnley Island | Queensland | 5.50 km² | — | 143 m |
| Dart Island | New South Wales | — | — | 3 m |
| Dart Island | Tasmania | — | — | 14 m |
| Daru Island | South Fly District | 14.7 km² | 20,524 | 27 m |
| Daruk Island | New South Wales | — | — | 13 m |
| Dau Ganan Island | Raja Ampat | 0.06 km² | — | — |
| Dau Les Island | Raja Ampat | 0.00 km² | — | — |
| Dau Lol Les Island | Raja Ampat | 0.00 km² | — | — |
| Dau Lol Lool Island | Raja Ampat | 0.02 km² | — | — |
| Dau Lol Matlolo Island | Raja Ampat | 0.00 km² | — | — |
| Dau Lool Island | Raja Ampat | 0.00 km² | — | — |
| Dau Matlolo Les Island | Raja Ampat | 0.00 km² | — | — |
| Dau Matlolo Lool Island | Raja Ampat | 0.00 km² | — | — |
| Dau Palay Island | Raja Ampat | 0.22 km² | — | — |
| Daua Island | Torres Strait Island Region | — | — | 61 m |
| Dauan Island | Queensland | 3.72 km² | 191 | 239 m |
| Daveys Island | New South Wales | — | — | 4 m |
| David Islet | Northern Territory | — | — | 5 m |
| Dawelor Island | Southwest Maluku | 13.7 km² | — | 264 m |
| Dawera Island | Southwest Maluku | 12.1 km² | — | 249 m |
| Dawes Island | New South Wales | — | — | 383 m |
| Dawi Island | Biak Numfor | 0.32 km² | — | — |
| Dawson Reef | Milne Bay Province | — | — | 9 m |
| Dayai Tetaui Island | Aru Islands Regency | 0.00 km² | — | — |
| Dayan Bonder Island | Raja Ampat | 11.2 km² | — | 107 m |
| Dayan Matlolo Island | Raja Ampat | 0.00 km² | — | — |
| Dayan Pat Island | Raja Ampat | 0.03 km² | — | — |
| Dayan Sawi Island | Raja Ampat | 0.00 km² | — | — |
| Daydream Island | Queensland | — | — | 51 m |
| Dayman Island | Queensland | — | — | 58 m |
| De Witt Island | Tasmania | 516 km² | 0 | 340 m |
| Dead Dog Island | Queensland | — | — | 9 m |
| Dead Island | Tasmania | — | — | 1,132 m |
| Dead Isle | Tasmania | — | — | 1 m |
| Deadman Islet | New South Wales | — | — | 5 m |
| Deadmans Rock | Tasmania | — | — | 4 m |
| Deal Island | Tasmania | 1,576 km² | — | 77 m |
| Debatu Island | Aru Islands Regency | 0.00 km² | — | — |
| Deboroairawi Island | Teluk Wondama | 0.01 km² | — | — |
| Deer Island | Raja Ampat | 0.34 km² | — | 10 m |
| Defiance Island | Queensland | — | — | 19 m |
| Deka Deka Island | Milne Bay Province | 0.04 km² | — | 10 m |
| Deke Sokehs | Pohnpei State | 63 km² | — | 275 m |
| Delcomyn Island | Queensland | — | — | 10 m |
| Delfin Island | South Australia | — | — | 9 m |
| Deliverance Island | Queensland | 0.40 km² | 0 | 14 m |
| Della Island | Victoria | — | — | 134 m |
| Deloraine Island | Queensland | — | — | 8 m |
| Delsiwa Island | Aru Islands Regency | 0.00 km² | — | — |
| Demdem Island | Aru Islands Regency | 0.07 km² | — | — |
| Demeleyef Ganan Island | Raja Ampat | 0.01 km² | — | — |
| Demeleyef Lool Island | Raja Ampat | 0.01 km² | — | — |
| Demeleyef Palay Island | Raja Ampat | 0.01 km² | — | — |
| Demi Island | Teluk Wondama | 0.00 km² | — | — |
| Dempsey Island | New South Wales | — | — | 7 m |
| Denham Island | Queensland | 3,044 km² | — | 4 m |
| Denham Island | Queensland | 3.90 km² | — | 43 m |
| Deniaje Island | Nabire | 0.02 km² | — | — |
| Denie Island | Sorong | 0.55 km² | — | 25 m |
| Denison Island | New South Wales | — | — | 1,154 m |
| Denman Island | Queensland | — | — | 45 m |
| Dennis Island | New South Wales | — | — | 729 m |
| Dent Island | Queensland | 4.38 km² | — | 70 m |
| Derwent Island | Queensland | — | — | 82 m |
| Deuaumba Island | New South Wales | — | — | 2 m |
| Devils Tower | Tasmania | 4.77 km² | — | — |
| Dewar Island | Aru Islands Regency | 0.31 km² | — | — |
| Diamantina Island | Queensland | — | — | 6 m |
| Diamond Island | Tasmania | — | — | 3 m |
| Dianpulau Island | Southeast Maluku | 0.07 km² | — | — |
| Diawai Island | Yapen Islands | 0.61 km² | — | 1 m |
| Dibalal Island | Raja Ampat | 0.08 km² | — | — |
| Dickies Island | New South Wales | — | — | 3 m |
| Didi | Ebon Atoll | — | 0 | — |
| Didiamata Island | Fakfak | 0.03 km² | — | — |
| Digby Island | Queensland | — | — | 70 m |
| Diggers Island | Victoria | — | — | 3 m |
| Dijehwahia Island | Aru Islands Regency | 0.00 km² | — | — |
| Dimara Island | Raja Ampat | 0.00 km² | — | — |
| Dinah Island | Queensland | — | — | 4 m |
| Dinana Island | Milne Bay Province | 0.90 km² | — | — |
| Dindum Island | New South Wales | — | — | 4 m |
| Dinner Island | Queensland | — | — | 3 m |
| Dio Island | Raja Ampat | 0.92 km² | — | 10 m |
| Ditanloy Island | Southeast Maluku | 0.00 km² | — | — |
| Divided Island | Queensland | — | — | 4 m |
| Divin Island | Tanimbar Islands | 0.32 km² | — | — |
| Dixon Island | Tasmania | — | — | 1 m |
| Djarrinya Island | Roper Gulf Region | — | — | 12 m |
| Djeergaree Island | Northern Territory | — | — | 19 m |
| Djijorguari Island | Aru Islands Regency | 0.00 km² | — | — |
| Djulau Island | Aru Islands Regency | 0.78 km² | — | 18 m |
| Dobakruntuh Island | Aru Islands Regency | 0.11 km² | — | — |
| Dobarkukin Island | Aru Islands Regency | 1.99 km² | — | — |
| Dobu Island | Milne Bay Province | 7.20 km² | 0 | — |
| Docherty Island | Northern Territory | — | — | 10 m |
| Dock Island | New South Wales | — | — | 4 m |
| Dock Island | New South Wales | — | — | 65 m |
| Dodds Island | New South Wales | — | — | 3 m |
| Doe Island | New South Wales | — | — | 5 m |
| Dog Island | Victoria | — | — | 3 m |
| Dog Island | Victoria | — | — | 7 m |
| Dog Island / Motuwhangaikirehe Island | Northland Region | — | — | 15 m |
| Doini Island | Milne Bay Province | 4.07 km² | — | 510 m |
| Doko Island | Raja Ampat | 0.00 km² | — | — |
| Dokri Island | Raja Ampat | 0.02 km² | — | — |
| Dom Le Island | Raja Ampat | 0.01 km² | — | — |
| Dom Lol Island | Raja Ampat | 0.00 km² | — | — |
| Dome Island | Queensland | — | — | 27 m |
| Domi Island | Teluk Wondama | 0.00 km² | — | — |
| Dongosaru | Sonsorol | 1.36 km² | 24 | — |
| Donhaje Island | Raja Ampat | 0.01 km² | — | — |
| Door Island | Aru Islands Regency | 0.06 km² | — | — |
| Dorcherty Islnad | Northern Territory | — | — | 9 m |
| Dorothee Island | South Australia | 56 km² | — | 140 m |
| Dot Island | New South Wales | — | — | 4 m |
| Double Cone Island | Queensland | — | — | 22 m |
| Double Island | Queensland | — | — | 4 m |
| Double Island | Queensland | — | — | 23 m |
| Double Island | New South Wales | — | — | 1 m |
| Double Island | New South Wales | — | — | 6 m |
| Double Island | South Australia | — | — | 1 m |
| Double Island, Queensland | Queensland | — | — | 23 m |
| Double Rock | Tasmania | — | — | 116 m |
| Doubtful Island | Southland District | — | — | 310 m |
| Doughboy Island | Tasmania | 30 km² | — | 5 m |
| Douglas Island | Queensland | 11.2 km² | — | 3 m |
| Douglas Island | Queensland | — | — | 36 m |
| Douglas Islet | Queensland | — | — | 13 m |
| Douglas Shoal | Queensland | — | — | 8 m |
| Dove Islet | Queensland | — | — | 7 m |
| Dover Island | Tasmania | 295 km² | — | 57 m |
| Dowardee Island | New South Wales | — | — | 5 m |
| Dragon Island | Auckland Region | — | — | 65 m |
| Dranan Island | Maluku | — | — | 6 m |
| Dravuni | Ba | 0.80 km² | — | 40 m |
| Draytons Reef | Northern Territory | — | — | 12 m |
| Dream Island | Queensland | — | — | 2 m |
| Dredge Island | New South Wales | — | — | 2 m |
| Dredge Island | New South Wales | — | — | 1 m |
| Dredge Island | New South Wales | — | — | 9 m |
| Driftwood Island | Northern Territory | — | 0 | 1 m |
| Driveway Island | New South Wales | — | — | 1,154 m |
| Drum and Drum Sticks | New South Wales | — | — | 48 m |
| Drumstick Island | Tasmania | — | — | 5 m |
| Dua Apara Island | Aru Islands Regency | 0.00 km² | — | — |
| Dua Barat Island | Sorong | 0.07 km² | — | — |
| Dua Besar Island | Aru Islands Regency | 0.55 km² | — | 13 m |
| Dua Eser Island | Supiori | 0.00 km² | — | — |
| Dua Island | Aru Islands Regency | 0.00 km² | — | — |
| Dua Kecil Island | Aru Islands Regency | 0.10 km² | — | 17 m |
| Dua Selatan Island | Fakfak | 0.00 km² | — | — |
| Dua Semar Island | Aru Islands Regency | 0.00 km² | — | — |
| Dua Suru Island | Supiori | 0.00 km² | — | — |
| Dua Tengah Island | Fakfak | 0.00 km² | — | — |
| Dua Timur Island | Sorong | 0.02 km² | — | — |
| Dua Utara Island | Fakfak | 0.00 km² | — | — |
| Duck Island | Queensland | — | — | 4 m |
| Duck Island | Queensland | — | — | 4 m |
| Duck Island | Tasmania | — | — | 20 m |
| Duck Island | Tasmania | — | — | 99 m |
| Duck Island | Victoria | — | — | 4 m |
| Dudley Island | Northern Territory | — | — | 13 m |
| Duf Island | Raja Ampat | 0.59 km² | — | 19 m |
| Duff Islands | Otago Region | — | — | 136 m |
| Duffield Island | South Australia | — | — | 6 m |
| Dugong Islet | Queensland | — | — | 8 m |
| Dukalgwari Island | Aru Islands Regency | 0.00 km² | — | — |
| Duke of York Island | East New Britain Province | 51.8 km² | — | — |
| Dullah Island | Tual | 93.7 km² | — | 22 m |
| Dum In Mirrie Island | Northern Territory | — | — | 10 m |
| Dumbell Island | Queensland | — | — | 24 m |
| Dumsei Island | Aru Islands Regency | 0.01 km² | — | — |
| Dundas Island | New Zealand outlying islands | 4.90 km² | 0 | — |
| Dungurra Island | Queensland | — | — | 25 m |
| Dunk Island | Queensland | 9.70 km² | — | 86 m |
| Dunlop Island | Queensland | — | — | 4 m |
| Dunns Island | New South Wales | — | — | 3 m |
| Dupu Island | Raja Ampat | — | — | 102 m |
| Dur Selatan Island | Fakfak | 0.00 km² | — | — |
| Dur Utara Island | Fakfak | 0.00 km² | — | — |
| Durant Island | New South Wales | — | — | 1 m |
| Durra Island | Northern Territory | — | — | 5 m |
| Dusyeit Island | Raja Ampat | 0.40 km² | — | 10 m |
| Duvin Island | Southeast Maluku | 0.07 km² | — | 16 m |
| Duyef Island | Raja Ampat | 0.40 km² | — | — |
| Duyef Island | Raja Ampat | 0.40 km² | — | — |
| Duyum Les Island | Raja Ampat | 0.00 km² | — | — |
| Duyum Lool Island | Raja Ampat | 0.00 km² | — | — |
| Dyaul Island | New Ireland Province | 100 km² | 1,000 | — |