A range of international, geospatial related conferences covering everything from vendor user events, to "hack" nights; from "unconferences" to application focused meetings: Geographic Information Systems, Location Based Services, Open Data, Open Source, Cartography, etc..
Please feel free to add any relevant events that you believe might be of interest to the list subscribers.
Surveying Geology & Mining Ecology Management
16th–22nd June 2013
The 11th International Symposium for GIS and Computer Cartography for Coastal Zone Management
18th–21st June 2013
SYMPOSIUM und EXPO Angewandte Geoinformatik
3rd–5th July 2013
Quarterly meetup of location based service developers
11th July 2013
500 developers and 2 days of learning, sharing and building cool stuff.
20th–21st July 2013
From Pole to Pole
25th–30th August 2013
2nd–4th September 2013
The State of the Map is the annual conference of the OpenStreetMap Foundation
6th–8th September 2013
The Annual International Gathering
17th–21st September 2013
North American Cartographic Information Society Annual Meeting
9th–12th October 2013