THE PURPOSE OF THIS STUDY WAS DESIGNING AND TESTING A MODEL OF SOME ANTECEDENTS OF DEATH ANXIETY IN UNDERGRADUATE STUDENTS OF SHAHID CHAMRAN UNIVERSITY OF AHVAZ. THE PARTICIPANTS OF THE STUDY WERE 254 UNDERGRADUATE STUDENTS (118 MALE; 136 FEMALE) THAT WERE SELECTED BY MULTISTAGE RANDOM SAMPLING METHOD. THE INSTRUMENTS WERE USED IN THIS STUDY WERE TEMPLER'S DEATH ANXIETY SCALE (DAS), SPIRITUALITY INDEX OF WELL-BEING (SIWB), MEANING IN LIFE QUESTIONNAIRE (MLQ), SNYDER'S HOPE SCALE, ALPORT'S RELIGIOUS ORIENTATION SCALE, MULTIDIMENSIONAL SCALE OF PERCEIVED SOCIAL SUPPORT (MSPSS) AND SENSE OF HUMOR SCALE. FITNESS OF THE PROPOSED MODEL WAS EXAMINED THROUGH STRUCTURAL EQUATION MODELING (SEM), USING SPSS-23 AND AMOS-23 SOFTWARE PACKAGES. THE INDIRECT EFFECTS WERE TESTED USING THE BOOTSTRAP PROCEDURE IN PREACHER AND HAYES SPSS MACRO PROGRAM. FINDINGS INDICATED THAT THE PROPOSED MODEL FITS THE DATA RELATIVELY, AND BETTER FITNESS WAS ACHIEVED BY CONNECTING ERRORS OF TWO PATHS. DIRECT PATHS FROM SPIRITUAL WELL-BEING, HOPE, MEANING IN LIFE, SOCIAL SUPPORT AND SENSE OF HUMOR TO DEATH ANXIETY, HOPE AND MEANING IN LIFE TO SPIRITUAL WELLBEING AND THE INDIRECT PATH FROM HOPE AND MEANING IN LIFE TO DEATH ANXIETY WITH MEDIATING ROLE OF SPIRITUAL WELL-BEING WERE STATISTICALLY SIGNIFICANT, BUT THE DIRECT PATHS FROM INTRINSIC RELIGIOUS ORIENTATION TO DEATH ANXIETY NOT SIGNIFICANT.