<![CDATA[This  study aimed to  investigate whether there was a  significant difference between extroverted and  introverted students  in  terms of speaking achievement at  speaking I class of English Education Department in  Halu Oleo  University academic  year  2016/2017.  The design  of   this    study  was  quantitative  comparative  study.  The population of  this  study  was the  entire speaking I  class in  English Department  of  Halu  Oleo  University in  academic  year  2016/2017 which consisted of two  classes in  total of 112 students. The  sample of this   study  was  chosen  randomly of  all  the   population  by  using Questionnaire  of  Eysenk  Personality  Inventory.  The  instruments  of the  study were questionnaire and  final score of speaking 1 subject. In analyzing the  data  of  the  study,  the researcher used  Independent sample  T-test  in   SPSS  16.0    for   windows.  In   this    study,   the Independent  Sample T-test was  showed the  value of  Sig.(2-tailed)  = 0.502  with  α  =  0.05,  H0   was  accepted  and   H1   was  rejected.  It  is because of  sig.  (2-tailed)  value is  higher than α  value. The  result  of this  study  showed that  there  was no  significant difference between extroverted  and    introverted  students’  speaking  achievement  at speaking  I  class  of  English  Education  Department  in   Halu  Oleo University academic  year  2016/2017.  This study  showed that  the students’ personality,  either  extroverted or  introverted  did  not  give significant difference on  the  achievement of their speaking Keywords: Extroversion,  Introversion, and  Speaking Achievement]]>
