Low levels of self-esteem have been implicated as both a caus and a consequence of severe mental disorders. The study aimed to determine the relationship between degree of self esteem and psychotic symptoms among psychiatric patients and identify the relationship between self-esteem and patients diagnosis. Descriptive design was used in carrying out this study. Subjects and methods: The studied sample included 110 patients with different psychiatric diagnoses. Rosenberg self –esteem Scale (version 1-4) and Arabic version of Brief psychiatric Rating Scale (BPRS) was used as instruments for data collection in this study. Results: 55.5% of the participant's were males and 44.5% were females, High percentages of participants have diagnosed with schizophrenic disorder (48.2%), about 40% of the studied group has low self esteem. There were statistically significant difference between patient's gender and low self esteem, (P value = 0.03). Also there were highly statistically significant differences between marital status, medical diagnosis and low self-esteem of the studied group (P value = 0.001). Conclusion: There were statistically significant difference between marital status of the studied group and Brief Psychiatric Rating Scale .Also there were no statistically differences between brief psychiatric rating scale and self esteem scale.