The IEEE/IFIP International Workshop on Analytics for Network and Service Management (AnNet 2021) will be a full day event on May 17 in conjunction with 17th IFIP/IEEE International Symposium on Integrated Network Management (IM 2021) that will be held 17 May 2021 in Bordeaux, France. In light of the global COVID-19 pandemic, the IM 2021 organizing committee decided to modify this event to a virtual edition.