Abstract: The aim of this study was to determine the relationship between prospective and retrospective memory function in job performance Ahvaz's nurses. The study population was 41 people that they have been selected causal-comparative method. Three groups of people with depression, anxiety disorders and healthy were selected for sampling. After choosing and to achieve the objectives of the study of prospective and retrospective memory questionnaire (PRMQ) was used. Using multiple regression coefficients MR = 0/384 and p <0/049 indicate a correlation between retrospective and prospective memory job performances. These results show that the relationship between retrospective and prospective memory performance. In other words, retrospective memory regression coefficients is 0/44 that indicate beta factor may be the best predictor of job performance.