The overwhelming majority of youth in the child welfare system, (CWS) have experienced trauma. This qualitative data-mining, study of case records explores how trauma manifests in child, welfare and how child welfare workers engage youth who have, experienced trauma. Case records revealed that youth exhibit, many signs and symptoms of complex trauma, however, most, did not have a trauma-related mental health diagnosis. The, records included examples of how child welfare workers utilized, elements of trauma-informed practice. Findings support universal application of trauma-informed approaches in child welfare., Future research should explore these issues in case-matched, child welfare and mental health records.