Otus sunia sunia: N Pakistan to Bangladesh and n India
Otus sunia malayanus: southern China (Yunnan to e Guangdong); at least partially migratory, wintering to the southern Malay Peninsula and perhaps to northern Sumatra
Otus sunia rufipennis: S India
Otus sunia leggei: Sri Lanka
Otus sunia modestus: Assam to Myanmar, Thailand, Indochina; Andaman, Nicobar is.
Otus sunia distans: northern and eastern Thailand and Indochina
Otus sunia nicobaricus: Nicobar Islands
Otus sunia stictonotus: breeds southeastern Siberia to northeastern China, Sakhalin I. and northern Korea; winters southeastern China south at least to southern Thailand
Otus sunia japonicus: breeds Japan; at least partially migratory, but winter range not well documented
Otus mindorensis: Montane forests of Mindoro (Philippines)
Otus elegans elegans: Ryukyu Islands (s Japan)
Otus elegans interpositus: Daito Islands (s Japanese Archipelago)
Otus elegans botelensis: Lan-yü I. (off se Taiwan)
Otus elegans calayensis: Philippines: islands in the Batan and Babuyan island groups, including Itbayat, Batan, Sabtang, Calayan, Camiguin Norte, and perhaps others
Otus mantananensis mantananensis: Mantanani I. (off Borneo); Rasa and Ursula is. (off Palawan)
Otus mantananensis romblonis: Philippines (Romblon, Tablas, Sibuyan, Banton and Semirara)
Otus mantananensis cuyensis: SW Philippines (Cuyo, Dicabaito and Linapacan)