The main purpose of this research is to analyze the factor of Australia inputs gender aspect in its development assistance to Indonesia from 2014 to 2017. Australia has been provided development assistance to Indonesia since 20th until 21st century. Began in 2014, the direction of Australian foreign policy was incline to increasing gender equality. It is proved that Australia inputs gender aspect in Australian aid and was continue until 2017 that Australia shows its commitment on gender through its new strategy of foreign policy which called as White Paper. That is the beginning of Australia gave development assistance to Indonesia in purpose to addressing gender issue. The research method used qualitative with descriptive analysis. This research use theory of decision-making process which explains about internal and external setting of decision-making. Therefore, there was internal and external setting of decision-making that influences Australia to input gender aspect on its development assistance to Indonesia in the year of 2014 until 2017. Based on the evidence collected, internal factors is the influence from female politician, meanwhile external factors is because women in Indonesia known as the poorest and marginalized group.