Historical Network Research
The Historical Network Research group has hosted conferences in Hamburg (2013), Ghent (2014), Lisbon (2015), Turku (2017), and Brno (2018), as well as numerous workshops, and publishes the Journal of Historical Network Research.
Réseaux et Histoire (Res-Hist)
Réseaux et Histoire is the French historical network analysis group, who run various workshop events and have an annual meeting/conference. Their website has various useful information for French-speakers.
The Connected Past
The Connected Past is a research group based in the UK which has held conferences in Southampton (2012), London (2014), Bournemouth (2017), and Oxford (2018) with a strong emphasis on archaeology and ancient history. They have an edited volume available here.
European Conference on Social Networks (EUSN)
Major international conference being held in 2019 in Zurich.
INSNA: International Network for Social Network Analysis
Founded in 1977 by Barry Wellman, INSNA is the professional association for researchers working with social network analysis. The organize the annual Sunbelt conference, which will be held in 2020 in Paris.
Mitchell Centre for Social Network Analysis, University of Manchester
The Mitchell Centre is a leading international research centre for social network analysis located at the University of Manchester. Its chair, Martin Everett, helped develop the seminal UCINet software package and has been a leading figure in SNA over the last few decades.
Social Network Analysis in Scotland group (SNAS)
Research Seminar: Concevoir et construire des réseaux en Histoire du Moyen Âge (Ve–XVe siècles)
LAMOP, University Paris-1 Panthéon Sorbonne. For their current programme, see below.
Archaeological Networks blog
Archaeological Networks is the blog of Tom Brughmans, archaeologist working on the Oxford Roman Economy project, and member of the Connected Past group.
Historical Data Ninjas blog
This is the blog of Yanne Broux, SNA guru for the impressive Trismegistos project, an interdisciplinary portal of papyrological and epigraphical resources in Egypt and the Nile valley (800 BC-AD 800).