This study aims to see the effect of (1) team workon the performance of members of the Regional Representative Council (DPRD) of West Sumatra Province (2) Family work conflict on the performance of West Sumatra Province DRPD members (3)Occupational family conflicts on the performance of members of the Regional Representative Council of West Sumatra Province (4)Team work, Work-family conflict and work-family conflict jointly affect the performance of members of the Regional Representative Council of West Sumatra Province The population and sample used were 65 people using a saturated sampling technique (census). The data analysis technique is multiple linear regression by fulfilling the classical assumption test requirements, namely the normality, multicollinearity and heteroscedasticity tests. The results of this study indicate that (1) team work provide a significant positive influence on the performance of members of the Regional Representative Council of West Sumatra Province (2)Work family conflicthas a significant negative effect on the performance of members of the Regional Representative Council of West Sumatra Province (3)Work family conflicthas a significant negative effect on the performance of members of the West Sumatra Province DPRD (4)Team work, work family conflict and work family conflictjointly have a positive effect on the performance of members of the Regional Representative Council of West Sumatra Province.