This research aims to study the effect of the human resources cycle in improving the effectiveness of the accounting information system in Jordanian banks by measuring the effect of the number of employees, total training expenditures, the total of salaries and rewarding workers and the total expenditures of workers in Jordanian banks on improving the effectiveness of the accounting information system in Jordanian banks through the net profit after tax deduction for the years from 2010 to 2019. The results of the study indicate that there is a statistically significant effect at the level of confidence of 5% for the number of employees, total training expenditures, and total employee expenditures on improving the effectiveness of the information system in Jordanian banks and the absence of a statistically significant relationship to the effect of total salaries and remunerations of workers, as the parameter was -5.934. The study recommended measuring the effect of the human resources cycle in improving the effectiveness of the information system in Jordanian banks in terms of liquidity and solvency, and in other business sectors.