The girl had gone to her agriculture field on Wednesday when three men of her village, identified as Pravesh, Ramu and Pankaj, abducted and raped her, police said.
The village comes under Ramnagar police station area of Barabanki, adjoining the state capital Lucknow.
The accused are said to have also made a video clip of the crime and threatened the victim of dire consequences in case she informed anyone about the incident, police said.
Circle Officer Sripal Yadav, who visited the scene of the crime, said a case has been registered and efforts were on to nab the culprits.
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