Process-Oriented Case-Based Reasoning (POCBR) aims at applying Case-Based Reasoning (CBR) methods and principles in process and workflow management. The workshop on Processoriented Case-based Reasoning is dedicated to encourage the exchange of information and ideas about POCBR and its application to process workflows and Business Process Management (BPM), Workflow Management, and other means of technical support for procedural knowledge in diferent application areas like business processes, software processes, planning processes, or search processes. The workshop should serve as a means for exchanging novel as well as more consolidated ideas and examples in the field, and to identify promising research lines and challenges for the future. The workshop on Process-oriented Case-based Reasoning intends to encourage the exchange of information and ideas about Process-oriented Case-based Reasoning (POCBR).