Bates's paradise flycatcher (Terpsiphone batesi) is a passerine bird belonging to the monarch-flycatcher family, Monarchidae. The sexes are similar in appearance with the upper parts being rufous and the head and underparts being bluish-grey. It is native to central Africa where it is found in the understorey of forests.

Bates's paradise flycatcher is usually 18 centimetres long but males in parts of Cameroon and Angola have elongated central tail-feathers making them 23-28 centimetres long. The head and underparts are blue-grey while the upperparts are rufous. The sexes are similar in coloration. The song is a series of ringing "tswee" notes.

The rufous-vented paradise flycatcher is similar in appearance but has a darker head with a crest and males always have elongated central tail-feathers.