This study aimed to investigate the role of openness personality trait in the choice of language learning strategies. The study was carried out in Bosnian context. 252 students from 8 different departments of a Bosnian university participated in the study. The research data were collected by employing two inventories: NEO PI-R (Revised-NEO Personality Inventory) (Costa. P. T. & McCrae, R.,1992) of Five Factor Model (FFM) and SILL (Strategy Inventory of Language Learning) (Oxford, 1990) based on

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... the quantitative method. To analyze the gathered data several statistical procedures were utilized such as descriptive statistics, Cronbach's Alpha test, and the Pearson r Correlation test. First, personality traits of the participants were identified using NEO PI-R and secondly, the choice of language learning strategy of them use was investigated through Oxford's (1990) SILL. The findings showed that the openness trait plays a significant role in the choice of language learning strategy in language learning and use. The results provide significant practical and pedagogical implications regarding language learning and teaching, understanding the role of personality concept in language education. Based on the results, it is implied that this study will contribute to the learner-centered modern educational models which are underlid on the individual differences studies in language learning