
Cyornis is a genus of birds in the Old World flycatcher family Muscicapidae most of which are native to Southeast Asia.

The blue-breasted blue flycatcher, also known as the blue-breasted flycatcher, is a species of bird in the family Muscicapidae. It is endemic to the Philippines. Its natural habitat is subtropical or tropical moist lowland forests.

The blue-fronted blue flycatcher, also known as the blue-fronted flycatcher, is a species of bird in the family Muscicapidae. It is endemic to Indonesia. Its natural habitat is subtropical or tropical moist montane forests.

The blue-throated blue flycatcher is a small passerine bird in the flycatcher family, Muscicapidae. It resembles Cyornis tickelliae but easily separated by the blue throat. The habitat of this species is a thicker forest than other species of flycatchers. The blue-throated flycatcher is found in much of the Indian Subcontinent, all through the Himalayas, the plains and Western Ghats of India in the cold months, and also extends eastwards into Bangladesh, and to Arakan and the Tenasserim Hills in Myanmar.

The Bornean blue flycatcher is a species of bird in the family Muscicapidae. It is found in Brunei, Indonesia, and Malaysia, where it is endemic to the island of Borneo. Its natural habitat is subtropical or tropical moist montane forests.

The brown-chested jungle flycatcher is a species of bird in the Old World flycatcher family Muscicapidae. It breeds in South China ; its winters in the Malay peninsula. Its natural habitats are subtropical or tropical moist lowland forests and subtropical or tropical mangrove forests. It is threatened by habitat loss.

The Chinese blue flycatcher is a small passerine bird in the flycatcher family, Muscicapidae. The Chinese blue flycatcher is found in southern China and the Malay Peninsula. It previously was considered a subspecies of the blue-throated blue flycatcher.

The Crocker jungle flycatcher is a species of passerine bird in the Old World flycatcher family Muscicapidae. It is endemic to Borneo. Its natural habitat is subtropical or tropical moist montane forests.

The Flores jungle flycatcher is a passerine bird in the Old World flycatcher family Muscicapidae that is endemic to the Lesser Sunda Islands.

The fulvous-chested jungle flycatcher is a species of bird in the Old World flycatcher family Muscicapidae. It is found in Brunei, Indonesia, Malaysia, Myanmar, and Thailand. Its natural habitat is subtropical or tropical moist lowland forests.

The grey-chested jungle flycatcher is a species of bird in the Old World flycatcher family Muscicapidae. It is found in Brunei, Indonesia, Malaysia, and Thailand. Its natural habitats are subtropical or tropical moist lowland forests and subtropical or tropical swamps. It is threatened by habitat loss.

The hainan blue flycatcher is a bird in the family Muscicapidae. The species was first described by William Robert Ogilvie-Grant in 1900. It is found in Cambodia, China, Hong Kong, Laos, Myanmar, Thailand, and Vietnam. Its natural habitat is subtropical or tropical moist lowland forests.

The Sula jungle flycatcher is a species of passerine bird in the Old World flycatcher family Muscicapidae. It is endemic to Sula Island in Indonesia where its natural habitat is subtropical or tropical moist lowland forests. It is threatened by habitat loss.

The hill blue flycatcher is a species of bird in the family Muscicapidae. It is found in southern China, northeastern India and Southeast Asia.

The Indochinese blue flycatcher is a species of bird in the family Muscicapidae. It is found from southern Myanmar and the Malay Peninsula to Indochina and northeastern Sumatra. It was previously considered conspecific with Tickell's blue flycatcher.

The lesser superb bird-of-paradise or lesser lophorina is a disputed species of passerine bird in the bird-of-paradise family Paradisaeidae. It is endemic to Papua New Guinea. It is generally considered a subspecies of the superb bird-of-paradise.

The Malaysian blue flycatcher is a species of bird in the family Muscicapidae. It is found in Brunei, Indonesia, Malaysia, and Thailand.

The mangrove blue flycatcher is a species of bird in the family Muscicapidae. It is native to Brunei, Indonesia, Malaysia, the Philippines, Singapore, and Thailand. Its natural habitat is subtropical or tropical mangrove forests.
The Matinan blue flycatcher, also known as the Matinan flycatcher, is a species of bird in the family Muscicapidae. It is endemic to the island of Sulawesi in Indonesia. Its natural habitat is subtropical or tropical moist montane forests. It is threatened by habitat loss.

The Nicobar jungle flycatcher is a species of bird in the Old World flycatcher family Muscicapidae. It is endemic to the Nicobar Islands where its natural habitats are subtropical or tropical moist lowland forests and subtropical or tropical mangrove forests. It was at one time considered as a subspecies of the brown-chested jungle flycatcher.

The Palawan blue flycatcher is a species of bird in the family Muscicapidae. It is endemic to the Philippines.

The pale blue flycatcher is a bird in the family Muscicapidae. The species was first described by Edward Blyth in 1843.

The pale-chinned blue flycatcher or Brook's flycatcher is a species of bird in the family Muscicapidae. It is a sparrow-sized bird. Male is bluish-grey on upper parts, rufous throat and white below. Its nesting season is April–June.

The Philippine jungle flycatcher is a species of passerine bird in the Old World flycatcher family Muscicapidae. It is endemic to the Philippines. Its natural habitat is subtropical or tropical moist montane forests.

Rück's blue flycatcher is a passerine bird in the Old World flycatcher family Muscicapidae. It is known from only four specimens and is endemic to a small area in northeast Sumatra, Indonesia, inhabiting primary lowland forest. Although all specimens share common characteristics, such as a black bill, brown iris, and black feet, two of the collected specimens show some physical discrepancy with the other two. They were initially described as Cyornis vanheysti before being accepted as specimens of C. ruckii. Rück's blue flycatcher has also been compared to other species of Cyornis.

The Sulawesi blue flycatcher is a species of bird in the family Muscicapidae. It is endemic to Indonesia. Its natural habitats are subtropical or tropical moist lowland forests and subtropical or tropical moist montane forests.

The Sunda blue flycatcher, also known as the large-billed blue-flycatcher, is a species of bird in the family Muscicapidae. It is found in Sumatra and Borneo. Its natural habitat is subtropical or tropical moist lowland forests. It is threatened by habitat loss.

Tickell's blue flycatcher is a small passerine bird in the flycatcher family. This is an insectivorous species which breeds in tropical Asia, from the Indian Subcontinent eastwards to Bangladesh and western Myanmar. The Indochinese blue flycatcher was formerly considered conspecific. They are blue on the upperparts and the throat and breast are rufous. They are found in dense scrub to forest habitats.

The Timor blue flycatcher is a species of bird in the family Muscicapidae. It is found on Timor island. Its natural habitats are subtropical or tropical moist lowland forests and subtropical or tropical moist montane forests.

The white-bellied blue flycatcher is a small passerine bird in the flycatcher family Muscicapidae. It is endemic to the Western Ghats of southwest India. Males are dark blue with a lighter shade of blue on the brow and have a greyish white belly. Females have a rufous breast, a white face and olive grey above.