Family functioning is an important aspect of family environment that impacts the physical, social and emotional health of its members. The aim of this study was to investigate the mediating role of resiliency in the relationship between the image of God and family function. For this purpose, 386 teachers in Southern Khorasan were selected using multi-stage sampling method. For data collection Image of God Questionnaire (Lawrence, 1997) Resilience Scale (Conner & Davidson, 2003) and McMaster family functioning scale (1983) were used for statistical analysis.