The present disclosure discloses a method for identifying an identity, device and a communication terminal. The method includes that: a voiceprint feature of a current call object and a mobile phone number of the current call object are extracted; the identity of the current call object is identified according to the voiceprint feature and the mobile phone number. The present disclosure solves the problem in the related art that it is difficult to effectively identify the identity of a call object, thus providing a method for effectively identifying the identity of a current call object and technically reducing the probability of phone fraud on a user.