This book constitutes the thoroughly refereed proceedings of the Future Multimedia Networking Workshop, FMN 2009, held in Coimbra, Portugal, in June 2009.This year`s workshop focuses on various aspects of multimedia systems, content networking, and autonomous communication.The 16 revised papers presented were carefully reviewed and selected from 64 submissions. Further this year happened a demonstration session on Future Multimedia Networks for which 12 papers were accepted.The papers are organized in topical sections on streaming and voice services in future multimedia networks, wireless & ad hoc networks as well as group and multiparty services in automatic content networking, as well as quality in video and internet services.