The objective of this paper is to determine the impact of the variables of good corporate governance on profitability by equity of the banks of Peru during the period 2009 - 2018. The regression analysis of panel data was applied on a sample of 13 banks in Peru listed on the Lima Stock Exchange. Through an econometrics model it was obtained as a result that there was a significant direct relationship between the general meeting of shareholders and return on equity (p <0.05), which indicates that, the greater the integration of the General Meeting of shareholders in banking companies, the greater the profitability of equity for shareholders; which also shows that, the greater the transparency of information, the greater the profitability of equity for shareholders. This evidence provides beneficial information for supervisory authorities, stakeholders and academics.