Data Zone
| Scientific name | Common name | Family | Red List category |
|---|---|---|---|
| Rhinoplax vigil | Helmeted Hornbill | Bucerotidae (Hornbills) | CR |
| Anthracoceros montani | Sulu Hornbill | Bucerotidae (Hornbills) | CR |
| Rhabdotorrhinus waldeni | Rufous-headed Hornbill | Bucerotidae (Hornbills) | CR |
| Penelopides panini | Visayan Hornbill | Bucerotidae (Hornbills) | EN |
| Rhyticeros everetti | Sumba Hornbill | Bucerotidae (Hornbills) | EN |
| Rhabdotorrhinus corrugatus | Wrinkled Hornbill | Bucerotidae (Hornbills) | EN |
| Penelopides mindorensis | Mindoro Hornbill | Bucerotidae (Hornbills) | EN |
| Berenicornis comatus | White-crowned Hornbill | Bucerotidae (Hornbills) | EN |
| Tockus damarensis | Damara Red-billed Hornbill | Bucerotidae (Hornbills) | LC |
| Bycanistes fistulator | Western Piping Hornbill | Bucerotidae (Hornbills) | LC |
| Lophoceros hemprichii | Hemprich's Hornbill | Bucerotidae (Hornbills) | LC |
| Ocyceros birostris | Indian Grey Hornbill | Bucerotidae (Hornbills) | LC |
| Tockus jacksoni | Jackson's Hornbill | Bucerotidae (Hornbills) | LC |
| Bycanistes brevis | Silvery-cheeked Hornbill | Bucerotidae (Hornbills) | LC |
| Lophoceros bradfieldi | Bradfield's Hornbill | Bucerotidae (Hornbills) | LC |
| Horizocerus cassini | Eastern Long-tailed Hornbill | Bucerotidae (Hornbills) | LC |
| Tockus monteiri | Monteiro's Hornbill | Bucerotidae (Hornbills) | LC |
| Bycanistes subcylindricus | Black-and-white-casqued Hornbill | Bucerotidae (Hornbills) | LC |
| Rhyticeros plicatus | Papuan Hornbill | Bucerotidae (Hornbills) | LC |
| Lophoceros fasciatus | Congo Pied Hornbill | Bucerotidae (Hornbills) | LC |
| Tockus erythrorhynchus | Red-billed Hornbill | Bucerotidae (Hornbills) | LC |
| Bycanistes sharpii | Eastern Piping Hornbill | Bucerotidae (Hornbills) | LC |
| Lophoceros pallidirostris | Pale-billed Hornbill | Bucerotidae (Hornbills) | LC |
| Anthracoceros albirostris | Oriental Pied Hornbill | Bucerotidae (Hornbills) | LC |
| Horizocerus granti | Eastern Dwarf Hornbill | Bucerotidae (Hornbills) | LC |
| Ocyceros gingalensis | Sri Lanka Grey Hornbill | Bucerotidae (Hornbills) | LC |
| Tockus leucomelas | Southern Yellow-billed Hornbill | Bucerotidae (Hornbills) | LC |
| Lophoceros alboterminatus | Crowned Hornbill | Bucerotidae (Hornbills) | LC |
| Horizocerus albocristatus | Western Long-tailed Hornbill | Bucerotidae (Hornbills) | LC |
| Ceratogymna atrata | Black-casqued Hornbill | Bucerotidae (Hornbills) | LC |
| Penelopides affinis | Mindanao Hornbill | Bucerotidae (Hornbills) | LC |
| Lophoceros camurus | Red-billed Dwarf Hornbill | Bucerotidae (Hornbills) | LC |
| Penelopides manillae | Luzon Hornbill | Bucerotidae (Hornbills) | LC |
| Tockus deckeni | Von der Decken's Hornbill | Bucerotidae (Hornbills) | LC |
| Bycanistes bucinator | Trumpeter Hornbill | Bucerotidae (Hornbills) | LC |
| Lophoceros nasutus | African Grey Hornbill | Bucerotidae (Hornbills) | LC |
| Horizocerus hartlaubi | Western Dwarf Hornbill | Bucerotidae (Hornbills) | LC |
| Tockus flavirostris | Eastern Yellow-billed Hornbill | Bucerotidae (Hornbills) | LC |
| Bycanistes albotibialis | White-thighed Hornbill | Bucerotidae (Hornbills) | LC |
| Lophoceros semifasciatus | West African Pied Hornbill | Bucerotidae (Hornbills) | LC |
| Anorrhinus austeni | Austen's Brown Hornbill | Bucerotidae (Hornbills) | NT |
| Rhabdotorrhinus leucocephalus | Writhed Hornbill | Bucerotidae (Hornbills) | NT |
| Anorrhinus tickelli | Tickell's Brown Hornbill | Bucerotidae (Hornbills) | NT |
| Anthracoceros coronatus | Malabar Pied Hornbill | Bucerotidae (Hornbills) | NT |
| Anorrhinus galeritus | Bushy-crested Hornbill | Bucerotidae (Hornbills) | NT |
| Bucorvus abyssinicus | Northern Ground-hornbill | Bucerotidae (Hornbills) | VU |
| Anthracoceros marchei | Palawan Hornbill | Bucerotidae (Hornbills) | VU |
| Buceros hydrocorax | Northern Rufous Hornbill | Bucerotidae (Hornbills) | VU |
| Ceratogymna elata | Yellow-casqued Hornbill | Bucerotidae (Hornbills) | VU |
| Rhabdotorrhinus exarhatus | Sulawesi Hornbill | Bucerotidae (Hornbills) | VU |
| Aceros nipalensis | Rufous-necked Hornbill | Bucerotidae (Hornbills) | VU |
| Anthracoceros malayanus | Black Hornbill | Bucerotidae (Hornbills) | VU |
| Bucorvus leadbeateri | Southern Ground-hornbill | Bucerotidae (Hornbills) | VU |
| Rhyticeros narcondami | Narcondam Hornbill | Bucerotidae (Hornbills) | VU |
| Bycanistes cylindricus | Brown-cheeked Hornbill | Bucerotidae (Hornbills) | VU |
| Buceros rhinoceros | Rhinoceros Hornbill | Bucerotidae (Hornbills) | VU |
| Rhyticeros subruficollis | Plain-pouched Hornbill | Bucerotidae (Hornbills) | VU |
| Buceros mindanensis | Southern Rufous Hornbill | Bucerotidae (Hornbills) | VU |
| Rhyticeros cassidix | Knobbed Hornbill | Bucerotidae (Hornbills) | VU |
| Ocyceros griseus | Malabar Grey Hornbill | Bucerotidae (Hornbills) | VU |
| Rhyticeros undulatus | Wreathed Hornbill | Bucerotidae (Hornbills) | VU |
| Buceros bicornis | Great Hornbill | Bucerotidae (Hornbills) | VU |