Educational materials play an important role in socializing learners into different gender roles. This study was an attempt to examine different areas of sexism in English grammar textbooks (English Grammar Digest by Trudy Aronson, An Advanced Learners’ Grammar by Mark Foley and Diane Hall, and Modern English by Marcella Frank) that are taught in Iranian universities. Content analysis was performed in this study. First, these textbooks were subjected to a systematic quantitative analysis with reference to: (1) gender visibility (2) occupation. Then , a qualitative analysis was undertaken by concentrating occupational roles .The findings revealed that in terms of visibility, the presence of men was more highlighted than that of women: regarding the number of male and female order of mentioning, male came first more frequently than those of females, regarding the occupational roles, men were portrayed as the dominant characters in occupational roles, they seem associated with more paying and higher status jobs than females, another discrimination against women , on the other hand women were far less visible than men in occupational roles and occupations for women were often restricted to the traditional service and entertainment jobs, such as waitress, nurse, secretary..
