The purpose of this paper is to determine the direct influence gender diversity on financial performance as well as through environmental performance as a mediating variable Design/methodology/approach : The data used ini this research are secondary data involving 110 companies listed on the Indonesia Stock Exchange for period 2012-2018. The data used in this study were analyzed using partial least square and carried out with help of software WarpPLS 6.0 Finding: The results show that the gender diversity on impact financial performance. Originality/value: The result also show partial mediation of environmental performance on impact gender diversity on financial performance.