- Pseudoscops clamator oberi
- Pseudoscops grammicus (Jamaican Owl)
- Ptilopsis granti (Southern White-faced Owl)
- Ptilopsis leucotis (Northern White-faced Owl)
- Pulsatrix koeniswaldiana (Tawny-browed Owl)
- Pulsatrix melanota (Band-bellied Owl)
- Pulsatrix melanota melanota
- Pulsatrix perspicillata (Spectacled Owl)
- Pulsatrix perspicillata boliviana
- Pulsatrix perspicillata chapmani
- Pulsatrix perspicillata perspicillata
- Pulsatrix perspicillata pulsatrix
- Pulsatrix perspicillata saturata
- Pulsatrix perspicillata trinitatis
- Pyrroglaux podarginus (Palau Owl)
- Sceloglaux albifacies (Laughing Owl)
- Scotopelia bouvieri (Vermiculated Fishing-Owl)
- Scotopelia peli (Pel’s Fishing-Owl)
- Scotopelia ussheri (Rufous Fishing-Owl)
- Strix aluco (Tawny Owl)
- Strix aluco aluco
- Strix aluco biddulphi
- Strix aluco harmsi
- Strix aluco ma
- Strix aluco mauritanica
- Strix aluco nivicola
- Strix aluco sanctinicolai
- Strix aluco siberiae
- Strix aluco sylvatica
- Strix aluco willkonskii
- Strix aluco yamadae
- Strix butleri (Hume’s Owl)
- Strix chacoensis (Chaco Owl)
- Strix davidi (Pere David’s Owl)
- Strix fulvescens (Fulvous Owl)
- Strix hylophila (Rusty-barred Owl)
- Strix leptogrammica (Brown Wood-Owl)
- Strix leptogrammica bartelsi
- Strix leptogrammica caligata
- Strix leptogrammica chaseni
- Strix leptogrammica leptogrammica
- Strix leptogrammica maingayi
- Strix leptogrammica newarensis
- Strix leptogrammica ochrogenys
- Strix leptogrammica vaga
- Strix nebulosa (Great Gray Owl)
- Strix nebulosa lapponica (elisabethae)
- Strix nebulosa nebulosa
- Strix occidentalis (Spotted Owl)
- Strix occidentalis caurina (Spotted Owl (Northern))
- Strix occidentalis lucida (Spotted Owl (Mexican))
- Strix occidentalis occidentalis (Spotted Owl (California))
- Strix ocellata (Mottled Wood-Owl)
- Strix ocellata grandis
- Strix ocellata grisescens
- Strix ocellata ocellata
- Strix rufipes (Rufous-legged Owl)
- Strix rufipes rufipes
- Strix rufipes sanborni
- Strix seloputo (Spotted Wood-Owl)
- Strix seloputo seloputo
- Strix seloputo wiepkeni
- Strix uralensis (Ural Owl)
- Strix uralensis fuscescens
- Strix uralensis japonica
- Strix uralensis liturata
- Strix uralensis uralensis
- Strix varia (Barred Owl)
- Strix varia georgica
- Strix varia helveola
- Strix varia sartorii
- Strix varia varia
- Strix woodfordii (African Wood-Owl)
- Strix woodfordii nigricantior
- Strix woodfordii nuchalis
- Strix woodfordii umbrina
- Strix woodfordii woodfordii
- Surnia ulula (Northern Hawk Owl)
- Surnia ulula caparoch
- Surnia ulula tianschanica
- Surnia ulula ulula
- Tyto alba (Barn Owl)
- Tyto alba affinis (hypermetra)
- Tyto alba alba
- Tyto alba bargei
- Tyto alba bondi
- Tyto alba contempta
- Tyto alba crassirostris
- Tyto alba deroepstorffi
- Tyto alba detorta
- Tyto alba erlangeri
- Tyto alba ernesti
- Tyto alba furcata
- Tyto alba gracilirostris
- Tyto alba guatemalae (subandeana)
- Tyto alba guttata
- Tyto alba hellmayri
- Tyto alba interposita
- Tyto alba javanica
- Tyto alba meeki
- Tyto alba niveicauda
- Tyto alba poensis
- Tyto alba pratincola (lucayana)
- Tyto alba punctatissima
- Tyto alba schmitzi
- Tyto alba stertens
- Tyto alba sumbaensis
- Tyto alba thomensis
- Tyto alba tuidara
- Tyto aurantia (New Britain Masked-Owl)
- Tyto capensis (African Grass-Owl)
- Tyto glaucops (Ashy-faced Owl)
- Tyto glaucops glaucops
- Tyto glaucops insularis
- Tyto glaucops nigrescens
- Tyto inexspectata (Minahassa Owl)
- Tyto longimembris (Australasian Grass-Owl)
- Tyto longimembris amauronota
- Tyto longimembris longimembris (walleri)
- Tyto longimembris papuensis
- Tyto longimembris pithecops
- Tyto manusi (Manus Owl)
- Tyto multipunctata (Lesser Sooty-Owl)
- Tyto nigrobrunnea (Taliabu Owl)
- Tyto novaehollandiae (Australian Masked-Owl)
- Tyto novaehollandiae calabyi
- Tyto novaehollandiae castanops
- Tyto novaehollandiae galei
- Tyto novaehollandiae kimberli
- Tyto novaehollandiae melvillensis
- Tyto novaehollandiae novaehollandiae (perplexa)
- Tyto rosenbergii (Sulawesi Owl)
- Tyto rosenbergii pelengensis
- Tyto rosenbergii rosenbergii
- Tyto sororcula (Lesser Masked-Owl)
- Tyto sororcula cayelii
- Tyto sororcula sororcula
- Tyto soumagnei (Madagascar Red Owl)
- Tyto tenebricosa (Greater Sooty-Owl)
- Tyto tenebricosa arfaki
- Tyto tenebricosa tenebricosa
- Uroglaux dimorpha (Papuan Hawk-Owl)
- Xenoglaux loweryi (Long-whiskered Owlet)