Öz Problem Statement: The present study aims to find out the relationship between the Agreeableness trait and use of the English Language Learning Strategies (ELLSs) for learners of English as a foreign language.Method: Four instruments were used, which were Persian adapted Strategy Inventory for Language Learning (SILL), A Background Questionnaire, NEO-Five Factors Inventory (NEO-FFI), and Test of English as a Foreign Language (TOEFL). Two hundred and thirteen Iranian female university level learners of English language as a university major in Iran, were volunteer to participate in this research work. The intact classes were chosen.Findings and Results: The results show that there is only a significant relationship between the Agreeableness trait and the use of one of six categories of ELLSs (i.e. Compensation Strategies).