| Genus/Species | Common Name | Image |
| Aegolius acadicus | Northern Saw-whet Owl |  |
| Aegolius funereus | Boreal Owl |  |
| Aegolius harrisii | Buff-fronted Owl |  |
| Aegolius ridgwayi | Unspotted Saw-whet Owl |  |
| Asio abyssinicus | Abyssinian Owl |  |
| Asio capensis | Marsh Owl |  |
| Asio flammeus | Short-eared Owl |  |
| Asio madagascariensis | Madagascar Owl |  |
| Asio otus | Long-eared Owl |  |
| Asio stygius | Stygian Owl |  |
| Athene brama | Spotted Owlet |  |
| Athene cunicularia | Burrowing Owl |  |
| Athene noctua | Little Owl |  |
| Bubo africanus | Spotted Eagle-Owl |  |
| Bubo ascalaphus | Pharaoh Eagle-Owl |  |
| Bubo bengalensis | Indian Eagle-Owl |  |
| Bubo blakistoni | Blakiston's Fish Owl |  |
| Bubo bubo | Eurasian Eagle-Owl |  |
| Bubo capensis | Cape Eagle-Owl |  |
| Bubo cinerascens | Greyish Eagle-Owl |  |
| Bubo coromandus | Dusky Eagle-Owl |  |
| Bubo lacteus | Verreaux's Eagle-Owl |  |
| Bubo leucostictus | Akun Eagle-Owl |  |
| Bubo magellanicus | Lesser Horned Owl |  |
| Bubo nipalensis | Spot-bellied Eagle-Owl |  |
| Bubo philippensis | Philippine Eagle-Owl |  |
| Bubo poensis | Fraser's Eagle-Owl |  |
| Bubo scandiacus | Snowy Owl |  |
| Bubo shelleyi | Shelley's Eagle-Owl |  |
| Bubo sumatranus | Barred Eagle-Owl |  |
| Bubo virginianus | Great Horned Owl |  |
| Bubo vosseleri | Usambara Eagle-Owl |  |
| Glaucidium albertinum | Albertine Owlet |  |
| Glaucidium bolivianum | Yungas Pygmy Owl |  |
| Glaucidium brasilianum | Ferruginous Pygmy Owl |  |
| Glaucidium brodiei | Collared Owlet |  |
| Glaucidium californicum | Northern Pygmy Owl |  |
| Glaucidium capense | African Barred Owlet |  |
| Glaucidium castanonotum | Chestnut-backed Owlet |  |
| Glaucidium castanopterum | Javan Owlet |  |
| Glaucidium cobanense | Guatemalan Pygmy Owl |  |
| Glaucidium costaricanum | Costa Rican Pygmy Owl |  |
| Glaucidium cuculoides | Asian Barred Owlet |  |
| Glaucidium gnoma | Mountain Pygmy Owl |  |
| Glaucidium griseiceps | Central American Pygmy Owl |  |
| Glaucidium hardyi | Amazonian Pygmy Owl |  |
| Glaucidium hoskinsii | Baja Pygmy Owl |  |
| Glaucidium jardinii | Andean Pygmy Owl |  |
| Glaucidium minutissimum | East Brazilian Pygmy Owl |  |
| Glaucidium mooreorum | Pernambuco Pygmy Owl |  |
| Glaucidium nanum | Austral Pygmy Owl |  |
| Glaucidium nubicola | Cloud-forest Pygmy Owl |  |
| Glaucidium palmarum | Colima Pygmy Owl |  |
| Glaucidium parkeri | Subtropical Pygmy Owl |  |
| Glaucidium passerinum | Eurasian Pygmy Owl |  |
| Glaucidium perlatum | Pearl-spotted Owlet |  |
| Glaucidium peruanum | Pacific Pygmy Owl |  |
| Glaucidium radiatum | Jungle Owlet |  |
| Glaucidium sanchezi | Tamaulipas Pygmy Owl |  |
| Glaucidium siju | Cuban Pygmy Owl |  |
| Glaucidium sjostedti | Sjostedt's Barred Owlet |  |
| Glaucidium tephronotum | Red-chested Owlet |  |
| Heteroglaux blewitti | Forest Owlet |  |
| Jubula lettii | Maned Owl |  |
| Ketupa flavipes | Tawny Fish Owl |  |
| Ketupa ketupu | Buffy Fish Owl |  |
| Ketupa zeylonensis | Brown Fish Owl |  |
| Lophostrix cristata | Crested Owl |  |
| Margarobyas lawrencii | Bare-legged Owl |  |
| Megascops albogularis | White-throated Screech Owl |  |
| Megascops asio | Eastern Screech Owl |  |
| Megascops atricapilla | Black-capped Screech Owl |  |
| Megascops barbarus | Bearded Screech Owl |  |
| Megascops centralis | Choc Screech Owl |  |
| Megascops choliba | Tropical Screech Owl |  |
| Megascops clarkii | Bare-shanked Screech Owl |  |
| Megascops colombianus | Colombian Screech Owl |  |
| Megascops cooperi | Pacific Screech Owl |  |
| Megascops guatemalae | Middle American Screech Owl |  |
| Megascops hoyi | Yungas Screech Owl |  |
| Megascops ingens | Rufescent Screech Owl |  |
| Megascops kennicottii | Western Screech Owl |  |
| Megascops koepckeae | Koepcke's Screech Owl |  |
| Megascops marshalli | Cloud-forest Screech Owl |  |
| Megascops napensis | Napo Screech Owl |  |
| Megascops nudipes | Puerto Rican Screech Owl |  |
| Megascops petersoni | Cinnamon Screech Owl |  |
| Megascops roboratus | West Peruvian Screech Owl |  |
| Megascops roraimae | Roraiman Screech Owl |  |
| Megascops sanctaecatarinae | Long-tufted Screech Owl |  |
| Megascops seductus | Balsas Screech Owl |  |
| Megascops trichopsis | Whiskered Screech Owl |  |
| Megascops vermiculatus | Vermiculated Screech Owl |  |
| Megascops watsonii | Tawny-bellied Screech Owl |  |
| Micrathene whitneyi | Elf Owl |  |
| Nesasio solomonensis | Fearful Owl |  |
| Ninox affinis | Andaman Hawk-owl |  |
| Ninox boobook | Australian Boobook |  |
| Ninox burhani | Togian Boobook |  |
| Ninox connivens | Barking Owl |  |
| Ninox forbesi | Tanimbar Boobookk |  |
| Ninox hypogramma | Halmahera Boobook |  |
| Ninox ios | Cinnabar Boobook |  |
| Ninox jacquinoti | Solomons Boobook |  |
| Ninox japonica | Northern Boobook |  |
| Ninox leventisi | Camiguin Hawk-owl |  |
| Ninox meeki | Manus Boobook |  |
| Ninox mindorensis | Mindoro Hawk-owl |  |
| Ninox natalis | Christmas Boobook |  |
| Ninox novaeseelandiae | Southern Boobook |  |
| Ninox obscura | Hume's Boobook |  |
| Ninox ochracea | Ochre-bellied Boobook |  |
| Ninox odiosa | New Britain Boobook |  |
| Ninox philippensis | Philippine Hawk-owl |  |
| Ninox punctulata | Speckled Boobook |  |
| Ninox randi | Chocolate Boobook |  |
| Ninox reyi | Sulu Boobook |  |
| Ninox rudolfi | Sumba Boobook |  |
| Ninox rufa | Rufous Owl |  |
| Ninox rumseyi | Cebu Hawk-owl |  |
| Ninox scutulata | Brown Hawk-owl |  |
| Ninox spilocephala | Mindanao Hawk-owl |  |
| Ninox spilonotus | Romblon Hawk-owl |  |
| Ninox squamipila | Moluccan Hawk-owl |  |
| Ninox strenua | Powerful Owl |  |
| Ninox sumbaensis | Little Sumba Boobook |  |
| Ninox superciliaris | White-browed Hawk-owl |  |
| Ninox theomacha | Jungle Boobook |  |
| Ninox variegata | New Ireland Boobook |  |
| Otus alfredi | Flores Scops Owl |  |
| Otus alius | Nicobar Scops Owl |  |
| Otus angelinae | Javan Scops Owl |  |
| Otus bakkamoena | Indian Scops Owl |  |
| Otus balli | Andaman Scops Owl |  |
| Otus beccarii | Biak Scops Owl |  |
| Otus brookii | Rajah Scops Owl |  |
| Otus brucei | Pallid Scops Owl |  |
| Otus capnodes | Anjouan Scops Owl |  |
| Otus collari | Sangihe Scops Owl |  |
| Otus cyprius | Cyprus Scops Owl |  |
| Otus elegans | Ryukyu Scops Owl |  |
| Otus enganensis | Enggano Scops Owl |  |
| Otus everetti | Everett's Scops Owl |  |
| Otus fuliginosus | Palawan Scops Owl |  |
| Otus gurneyi | Giant Scops Owl |  |
| Otus hartlaubi | Sao Tome Scops Owl |  |
| Otus icterorhynchus | Sandy Scops Owl |  |
| Otus insularis | Seychelles Scops Owl |  |
| Otus ireneae | Sokoke Scops Owl |  |
| Otus jolandaee | Rinjani Scops Owl |  |
| Otus lempiji | Sunda Scops Owl |  |
| Otus lettia | Collared Scops Owl |  |
| Otus longicornis | Luzon Scops Owl |  |
| Otus madagascariensis | Torotoroka Scops Owl |  |
| Otus magicus | Moluccan Scops Owl |  |
| Otus manadensis | Sulawesi Scops Owl |  |
| Otus mantananensis | Mantanani Scops Owl |  |
| Otus mayottensis | Mayotte Scops Owl |  |
| Otus megalotis | Philippine Scops Owl |  |
| Otus mentawi | Mentawai Scops Owl |  |
| Otus mindorensis | Mindoro Scops Owl |  |
| Otus mirus | Mindanao Scops Owl |  |
| Otus moheliensis | Moheli Scops Owl |  |
| Otus nigrorum | Negros Scops Owl |  |
| Otus pamelae | Arabian Scops Owl |  |
| Otus pauliani | Comoro Scops Owl |  |
| Otus pembaensis | Pemba Scops Owl |  |
| Otus rufescens | Reddish Scops Owl |  |
| Otus rutilus | Rainforest Scops Owl |  |
| Otus sagittatus | White-fronted Scops Owl |  |
| Otus scops | Eurasian Scops Owl |  |
| Otus semitorques | Japanese Scops Owl |  |
| Otus senegalensis | African Scops Owl |  |
| Otus siaoensis | Siau Scops Owl |  |
| Otus silvicola | Wallace's Scops Owl |  |
| Otus socotranus | Socotra Scops Owl |  |
| Otus spilocephalus | Mountain Scops Owl |  |
| Otus sulaensis | Sula Scops Owl |  |
| Otus sunia | Oriental Scops Owl |  |
| Otus thilohoffmanni | Serendib Scops Owl |  |
| Otus umbra | Simeulue Scops Owl |  |
| Pseudoscops clamator | Striped Owl |  |
| Pseudoscops grammicus | Jamaican Owl |  |
| Psiloscops flammeolus | Flammulated Owl |  |
| Ptilopsis granti | Southern White-faced Owl |  |
| Ptilopsis leucotis | Northern White-faced Owl |  |
| Pulsatrix koeniswaldiana | Tawny-browed Owl |  |
| Pulsatrix melanota | Band-bellied Owl |  |
| Pulsatrix perspicillata | Spectacled Owl |  |
| Pyrroglaux podarginus | Palau Owl |  |
| Scotopelia bouvieri | Vermiculated Fishing Owl |  |
| Scotopelia peli | Pel's Fishing Owl |  |
| Scotopelia ussheri | Rufous Fishing Owl |  |
| Strix albitarsis | Rufous-banded Owl |  |
| Strix aluco | Tawny Owl |  |
| Strix butleri | Hume's Owl |  |
| Strix chacoensis | Chaco Owl |  |
| Strix davidi | Pere David's Owl |  |
| Strix fulvescens | Fulvous Owl |  |
| Strix hadorami | Desert Owl |  |
| Strix huhula | Black-banded Owl |  |
| Strix hylophila | Rusty-barred Owl |  |
| Strix leptogrammica | Brown Wood Owl |  |
| Strix nigrolineata | Black-and-white Owl |  |
| Strix nebulosa | Great Grey Owl |  |
| Strix nivicolum | Himalayan Owl |  |
| Strix occidentalis | Spotted Owl |  |
| Strix ocellata | Mottled Wood Owl |  |
| Strix rufipes | Rufous-legged Owl |  |
| Strix sartorii | Cinereous Owl |  |
| Strix seloputo | Spotted Wood Owl |  |
| Strix uralensis | Ural Owl |  |
| Strix varia | Barred Owl |  |
| Strix virgata | Mottled Owl |  |
| Strix woodfordii | African Wood Owl |  |
| Surnia ulula | Northern Hawk-Owl |  |
| Uroglaux dimorpha | Papuan Hawk Owl |  |
| Xenoglaux loweryi | Long-whiskered Owlet |  |