Cinnyris jugularis infrenatus Hartert, 1903 The Tukangbesi sunbird (Cinnyris infrenatus) is a species of passerine bird in the sunbird family Nectariniidae that is found on the Tukangbesi Islands that lie to the southeast of Sulawesi in Indonesia.

The Tukangbesi sunbird was formally described in 1903 by the German orthithologist Ernst Hartert based on specimens collected by Heinrich Kühn on the Tukangbesi Islands (also known as the Wakatobi Islands) which lie southeast of Sulawesi in Indonesia.

The throat is blue-black iridescent, the iris is dark brown and the legs are black.

[1][7] The elongated hanging nest is 30–60 cm (12–24 in) in length and has a hooded side entrance.

It is constructed by the female using grass, bark, moss, lichens, leaf fragments, vegetable fibres and spider webs.