An airflow concentrator for electric hairdryer includes a airflow divider connected with the electric hairdryer, an airflow generated by the electric hairdryer is divided and deflected in the airflow divider, and then flowed out of the airflow divider, two connecters connected with the airflow divider respectively, and two airflow nozzles connected with the two connecters respectively, wherein the airflow flowed out from the airflow divider is deflected in the airflow nozzles, and then flowed out of the airflow nozzles.