This information is part of the Open Calendar, a free service of UIA's subscription-based International Congress Calendar Online (ICCO). It includes only current and future international meetings organized by non-profit organizations working worldwide in all fields of activity. The number of meetings, information contained in their profiles, and search functionality of this free service are limited.

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The UIA is a leading provider of information about international non-profit organizations. The aim of the Open Calendar is to promote the activities of international non-governmental organizations (INGOs) and intergovernmental organizations (IGOs).

Future International Meetings & Congresses

Event Organization Location Start Date End Date

IABSE Spring Symposium

International Association for Bridge and Structural Engineering (IABSE) Copenhagen, Denmark 2026/04/21 2026/04/24

Annual Meeting

International Society for Heart and Lung Transplantation (ISHLT) Toronto ON, Canada 2026/04/22 2026/04/25

World Congress on Osteoarthritis

Osteoarthritis Research Society International (OARSI) Palm Beach FL, USA 2026/04/23 2026/04/26

Annual Conference

Particle Therapy Co-Operative Group (PTCOG) Caen, France 2026/05 2026/05

General Assembly

European Geosciences Union (EGU) Vienna, Austria 2026/05/03 2026/05/08

World Congress

International Society of Physical and Rehabilitation Medicine (ISPRM) Vancouver BC, Canada 2026/05/10 2026/05/14

Annual Conference

International Institute of Municipal Clerks (IIMC) Reno NV, USA 2026/05/17 2026/05/21

Spring Meeting

Electrochemical Society (ECS) Seattle WA, USA 2026/05/24 2026/05/28

World Congress of Audiology

International Society of Audiology (ISA) Seoul, Korea Rep 2026/05/24 2026/05/27

AIR Forum Annual Conference

Association for Institutional Research (AIR) Washington DC, USA 2026/05/26 2026/05/29

Congress

European Association for the Study of the Liver (EASL) 2026/05/27 2026/05/30

Annual Meeting

European Association of Plastic Surgeons (EURAPS) Vienna, Austria 2026/05/28 2026/05/30

Annual Meeting

American Nuclear Society (ANS) Denver CO, USA 2026/05/31 2026/06/03

Annual Congress

European Orthodontic Society (EOS) Dublin, Ireland 2026/06 2026/06

European Regional Congress

International Radiation Protection Association (IRPA) Liverpool, UK 2026/06/01 2026/06/05

Congress

Federation of the European Societies for Surgery of the Hand (FESSH) Basel, Switzerland 2026/06/03 2026/06/06

Annual Congress

European Veterinary Emergency and Critical Care Society (EVECCS) Edinburgh, UK 2026/06/03 2026/06/06

European Conference on General Thoracic Surgery

European Society of Thoracic Surgeons (ESTS) Athens, Greece 2026/06/07 2026/06/09

Congress

European Association for Cancer Research (EACR) 2026/06/08 2026/06/11

International Conference on Emergency Medicine (ICEM)

International Federation for Emergency Medicine (IFEM) Hamburg, Germany 2026/06/10 2026/06/13

Nordic New Testament Conference

Nordic New Testament Conference (NNTC) Gothenburg, Sweden 2026/06/12 2026/06/15

European Human Genetics Conference

European Society of Human Genetics (ESHG) Gothenburg, Sweden 2026/06/13 2026/06/16

ICM Triennial Congress

International Confederation of Midwives (ICM) Lisbon, Portugal 2026/06/13 2026/06/19

Convention

Electrical Apparatus Service Association (EASA) Orlando FL, USA 2026/06/13 2026/06/16

International Conference on Soil Mechanics and Geotechnical Engineering

International Society for Soil Mechanics and Geotechnical Engineering (ISSMGE) Vienna, Austria 2026/06/14 2026/06/19

Annual Meeting

Organization for Human Brain Mapping (OHBM) Bordeaux, France 2026/06/14 2026/06/18

International Congress on Animal Reproduction (ICAR)

International Standing Committee of the International Congress on Animal Reproduction Obihiro, Japan 2026/06/22 2026/06/26

International Conference

User Experience Professionals Association (UXPA) Las Vegas NV, USA 2026/06/22 2026/06/25

International Conference on the Bearing Capacity of Roads, Railways and Airfields

International Conference on the Bearing Capacity of Roads, Railways and Airfields (BCRRA) Ljubljana, Slovenia 2026/06/24 2026/06/26

World Congress of Cognitive and Behavioral Therapies

World Confederation of Cognitive and Behavioural Therapies (WCCBT) San Francisco CA, USA 2026/06/24 2026/06/28

ICPP: International Conference on Porphyrins & Phthalocyanines

Society of Porphyrins and Phthalocyanines (SPP) Kyoto, Japan 2026/06/28 2026/07/03

International Conference on Coordination Chemistry (ICCC)

International Conference on Coordination Chemistry (ICCC) Odense, Denmark 2026/06/28 2026/07/03

World Congress of Architects

Union internationale des architectes (UIA) Barcelona, Spain 2026/06/28 2026/07/02

Conference

Federation of European Zeolite Associations (FEZA) Naples, Italy 2026/06/28 2026/07/02

Annual Conference

Western Economic Association International (WEA International) Denver CO, USA 2026/06/29 2026/07/03

World Harp Congress

World Harp Congress (WHC) Toronto ON, Canada 2026/07 2026/08

Congress

International Courtly Literature Society (ICLS) Montpellier, France 2026/07 2026/07

World Conference

International Society of Family Law (ISFL) 2026/07 2026/07

International Convention

Lions Clubs International (LCI) Atlanta GA, USA 2026/07/03 2026/07/07

Forum of Neuroscience

Federation of European Neuroscience Societies (FENS) Madrid, Spain 2026/07/04 2026/07/08

Quadrennial Congress

International Society for Photogrammetry and Remote Sensing (ISPRS) Toronto ON, Canada 2026/07/04 2026/07/11

Congress

Confederation of European Otorhinolaryngology - Head and Neck Surgery (Confederation of European ORL-HNS) Gothenburg, Sweden 2026/07/04 2026/07/08

World Congress of Gerontology and Geriatrics

International Association of Gerontology and Geriatrics (IAGG) Amsterdam, Netherlands 2026/07/05 2026/07/09

MACRO : World Polymer Congress

International Union of Pure and Applied Chemistry (IUPAC) Kuching, Malaysia 2026/07/06 2026/07/11

European Conference on Literacy

Federation of European Literacy Associations (FELA) Ljubljana, Slovenia 2026/07/06 2026/07/09

Annual Scientific Meeting

European College of Veterinary Surgeons (ECVS) Liverpool, UK 2026/07/09 2026/07/11

International Symposium on Dental Hygiene

International Federation of Dental Hygienists (IFDH) Milan, Italy 2026/07/09 2026/07/11

Congress

International Association of Music Libraries, Archives and Documentation Centres (IAML) Thessaloniki, Greece 2026/07/12 2026/07/17

International Conference on Operations Research

International Federation of Operational Research Societies (IFORS) Vienna, Austria 2026/07/12 2026/07/17

Goldschmidt Conference

European Association of Geochemistry / Geochemical Society / (EAG) Montréal QC, Canada 2026/07/12 2026/07/17

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