Aims: Aims: When attending family members, the procedure for the resuscitation of cardiac arrest patients remains controversial. There have been conflicts on why healthcare professionals, should include the family during resuscitation. This systematic review seeks to identify the barriers and facilitators related to the FWR of adult patients at Emergency Department. Design: A systematic review was conducted on ten studies. This review utilized a clearly formulated research question then the data was gathered and analysed from the included studies. Data Source: Studies on the barriers and facilitators related to allowing family members to attend were included during January 2020 to May 2020. Methods: A systematic review of studies that investigate the barriers and facilitators of the FWR of adult patients at emergency department. All studies evaluated the barriers and facilitators related to allowing family members to attend cardiopulmonary resuscitation. This systematic review was registered in PROSPERO with the registration number CRD42020169383. Results: This review has demonstrated that the facilitators reduce conflict and provide a supportive presence that builds the emotional adequacy and closure related to the resuscitation. These policies can eliminate barriers, such as conflicts in EDs and negative attitudes, and expedite the accommodation of the professional as well as individual staff’s needs during witnessed resuscitation.