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.

The full-featured International Congress Calendar Online (ICCO) includes over 530,000 meetings (past, current, future), additional information in profiles, sophisticated search functionality and data exports. For more information about ICCO, please click here or contact us.

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

International Symposium on the Acquisition of Second Language Speech (New Sounds)

International Symposium on the Acquisition of Second Language Speech (New Sounds) Toronto ON, Canada 2025/04/23 2025/04/25

Asia-Pacific Regional Tax Conference

International Fiscal Association (IFA) Kuala Lumpur, Malaysia 2025/04/23 2025/04/24

Asia-Pacific Regional Conference

ISTR Asia/Pacific Third Sector Network / International Society for Third-Sector Research / (ISTR) Cebu City, Philippines 2025/04/23 2025/04/25

Biennial European Conference

International Association for the Study of Youth Ministry (IASYM) Prague, Czechia 2025/04/23 2025/04/26

Asia Pacific Regional Conference

World Organization of Family Doctors (WONCA) Busan, Korea Rep 2025/04/24 2025/04/27


European Pain Federation (EFIC) Lyon, France 2025/04/24 2025/04/26

World Congress on Osteoarthritis

Osteoarthritis Research Society International (OARSI) Incheon, Korea Rep 2025/04/24 2025/04/27

International Conference on e-Learning & Innovative Pedagogies

e-Learning & Innovative Pedagogies Research Network (e-Learning & Innovative Pedagogies) Changua City, Taiwan 2025/04/25 2025/04/26

International Conference on Technology, Knowledge, and Society

Technology, Knowledge & Society Research Network (Technology, Knowledge & Society) Changua City, Taiwan 2025/04/25 2025/04/26

IFFS World Congress

International Federation of Fertility Societies (IFFS) Tokyo, Japan 2025/04/26 2025/04/29

Annual Meeting

International Society for Heart and Lung Transplantation (ISHLT) Boston MA, USA 2025/04/27 2025/04/30

European Congress of Virology

European Society for Virology (ESV) Dubrovnik, Croatia 2025/04/27 2025/04/30

Annual Congress

International Federation of Film Archives Montréal QC, Canada 2025/04/27 2025/05/02

Spring Conference

Solution Mining Research Institute (SMRI) Wilhelmshaven, Germany 2025/04/27 2025/04/30

Annual Congress and General Assembly

FIDI Global Alliance Dubrovnik, Croatia 2025/04/27 2025/04/30

Mint Directors Conference (MDC)

International Mint Directors Network (IMDN) Cape Town, South Africa 2025/04/27 2025/04/30

Annual International Conference

Licensing Executives Society International (LESI) Singapore, Singapore 2025/04/27 2025/04/29

International Conference on Diet and Activity Methods (ICDAM)

International Society for Diet and Activity Methods (ISDAM) Toronto ON, Canada 2025/04/27 2025/04/30

International F2F Fundraising Congress

International F2F Fundraising Congress Vienna, Austria 2025/04/28 2025/04/30


African Private Equity and Venture Capital Association (AVCA) Lagos, Nigeria 2025/04/28 2025/05/02

Annual Conference

International Association of Operative Millers (IAOM) Oklahoma City OK, USA 2025/04/29 2025/05/01

International Conference on Esophageal Atresia

International Network of Esophageal Atresia (INoEA) Istanbul, Türkiye 2025/04/30 2025/05/03

Annual Meeting

International Society for Autism Research (INSAR) Seattle WA, USA 2025/04/30 2025/05/03

International Congress on Acoustics

International Commission for Acoustics (ICA) New Orleans LA, USA 2025/05 2025/05

Annual Meeting

Association for European Paediatric and Congenital Cardiology (AEPC) Hamburg, Germany 2025/05 2025/05

Annual Conference

Particle Therapy Co-Operative Group (PTCOG) Buenos Aires, Argentina 2025/05 2025/05

European Vegetation Survey Meeting

International Association for Vegetation Science (IAVS) Kiev, Ukraine 2025/05 2025/05

Montessori Europe Congress

Montessori Europe Oslo, Norway 2025/05 2025/05


European Association of Work and Organizational Psychology (EAWOP) Prague, Czechia 2025/05 2025/05

International Conference on the Art, Science, and Engineering of Programming

Aspect-Oriented Software Association (AOSA) Prague, Czechia 2025/05 2025/05

IGHC : Ground Handling Conference

International Air Transport Association (IATA) Nairobi, Kenya 2025/05 2025/05

Annual Conference

American Literature Association (ALA) Boston MA, USA 2025/05 2025/05

Biennial Meeting

Society for Research in Child Development (SRCD) Minneapolis MN, USA 2025/05/01 2025/05/03

Annual Conference

International Association for Impact Assessment (IAIA) Bologna, Italy 2025/05/01 2025/05/04

World Congress of Clinical Safety

International Association of Risk Management in Medicine (IARMM) Paris, France 2025/05/01 2025/05/02

Annual Meeting

International Association for Orthodontics (IAO) Washington DC, USA 2025/05/01 2025/05/04

Congress on Disaster and Emergency Medicine

World Association for Disaster and Emergency Medicine (WADEM) Tokyo, Japan 2025/05/02 2025/05/06


Association of South-East Asian Pain Societies (ASEAPS) Singapore, Singapore 2025/05/02 2025/05/04

Patient meeting

Scandinavian Association for Glycogen Storage Disease (SAGSD) Havnsø, Denmark 2025/05/02 2025/05/04


European Society of Pediatric Otorhinolaryngology (ESPO) Stuttgart, Germany 2025/05/03 2025/05/06


European Atherosclerosis Society (EAS) Glasgow, UK 2025/05/04 2025/05/07

Eurocrypt - International Conference on the Theory and Applications of Cryptographic Techniques

International Association for Cryptologic Research (IACR) Madrid, Spain 2025/05/04 2025/05/08

Annual Meeting

Association for Research in Vision and Ophthalmology (ARVO) Salt Lake City UT, USA 2025/05/04 2025/05/08

International Public Safety Consortium

International Public Safety Consortium (ICC) Tucson AZ, USA 2025/05/04 2025/05/08


Computer Applications and Quantitative Methods in Archaeology (CAA) Athens, Greece 2025/05/05 2025/05/09

Triennial Symposium

International Plato Society Madrid, Spain 2025/05/05 2025/05/09

Annual Conference

European Relocation Association (EuRA) Zagreb, Croatia 2025/05/05 2025/05/08


Asociación Latino Americana de Fabricantes de Velas (ALAFAVE) Orlando FL, USA 2025/05/05 2025/05/08

Global Sustainable Tourism Conference

Global Sustainable Tourism Council (GSTC) Fiji 2025/05/05 2025/05/08


International Network of Research Management Societies (INORMS) Madrid, Spain 2025/05/06 2025/05/08


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