In this paper, the outline of national guideline for gender-sensitive post-disaster needs assessment (PDNA) that was developed based on the experiences of 2019 Iran floods is presented. Accordingly, at first, the baseline information on female-headed households, elderly, disabled women and the employment situation of females that should be collected before the disaster is introduced. Then, the mechanism for evaluation the effects and impacts of disasters on women and girls is presented. Finally, considering the recovery strategies, their needs in recovery and reconstruction are addressed. The results can be used in other countries to develop the gender-sensitive PDNA guidelines.