The main purpose of the study was to investigate teacher’s attitude towards performance appraisal system and its components in Jijiga Zone secondary schools, in Somali Regional State. To this end, a descriptive survey method was employed.The study was conducted in five purposefully selected government secondary schools. Stratified sampling was used to select 157 sample participants from the total population by categorizing the total population(264 teaching staffs) in to two: i.e. appraisees/teachers/ that contain 195 teachers and appraisers/10 principals (including vices), 14 unit leaders, and 45 department heads total of 69 members/. Forty one appraisers were taken using simple random sampling. This study include all 39 female teachers using judgmental/purposive sampling, whereas, simple random sampling was used to select representative male 77 teachers based on their ratio/proportion of teachers in each school.