Elderly with Alzheimer requires care to continue their lives and such care is given mostly by families. Care of elderly with Alzheimer is a stressful process and it has negative consequences on physical and mental health of caregivers and reduces their quality of life. The present research aims to determine the effect of problem oriented coping strategies training on quality of life of family caregivers of elderly with Alzheimer. In this randomized clinical trial 72 caregivers were chosen by purposeful sampling and were divided randomly into control and experimental groups.