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 550,000 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

2025/07/30 - 2027/08/04

Plenary Assembly

Symposium of Episcopal Conferences of Africa and Madagascar (SECAM)
Kigali, Rwanda
2025/09/06 - 2025/09/20

Quadrennial Congress

Universal Postal Union (UPU)
Dubai, United Arab Emirates
2025/09/12 - 2025/09/16

Congress

European Society of Cataract and Refractive Surgeons (ESCRS)
Copenhagen, Denmark
2025/09/13 - 2025/09/16

Inner Ear Biology Workshop

Inner Ear Biology (IEB)
Tübingen, Germany
2025/09/13 - 2025/09/16

AIPPI World Congress

International Association for the Protection of Intellectual Property
Yokohama, Japan
2025/09/13 - 2025/09/16

Congress

European Society for Clinical Nutrition and Metabolism (ESPEN)
Prague, Czechia
2025/09/13 - 2025/09/18

Membrane Technology Conference for Water and Wastewater Treatment and Reuse (MTC)

International Water Association (IWA)
Daegu, Korea Rep
2025/09/13 - 2025/09/17

International Convention

Chartered Institute of Logistics and Transport
Colombo, Sri Lanka
2025/09/14 - 2025/09/19

International Conference on Defects in Semiconductors

International Conference on Defects in Semiconductors (ICDS)
Beijing, China
2025/09/14 - 2025/09/18

Conference on Protein Expression in Animal Cells (PEACe)

Conference on Protein Expression in Animal Cells (PEACe Conference)
Montréal QC, Canada
2025/09/14 - 2025/09/17

Annual Symposium

International Society of Certified Employee Benefit Specialists (ISCEBS)
Minneapolis MN, USA
2025/09/14 - 2025/09/17

European Powder Metallurgy Congress

European Powder Metallurgy Association (EPMA)
Glasgow, UK
2025/09/14 - 2025/09/18

Annual Conference

The International Federation of Essential Oils and Aroma Trades (IFEAT)
Gothenburg, Sweden
2025/09/14 - 2025/09/19

Annual Meeting

International Skeletal Society (ISS)
Lisbon, Portugal
2025/09/14 - 2025/09/18

EUROMAT : European Conference on Advanced Materials and Processes

Federation of European Materials Societies (FEMS)
Granada, Spain
2025/09/14 - 2025/09/17

Congress

EUROTOX
Athens, Greece
2025/09/14 - 2025/09/16

Global Tolling Summit

International Bridge, Tunnel and Turnpike Association (IBTTA)
Lyon, France
2025/09/14 - 2025/09/17

Annual Conference

International Association of Engineering Insurers, The (IMIA)
Oxford, UK
2025/09/14 - 2025/09/17

World Congress on Ultrasound in Obstetrics and Gynecology

International Society of Ultrasound in Obstetrics and Gynaecology (ISUOG)
Cancún, Mexico
2025/09/14 - 2025/09/17

International Conference on Biofabrication

International Society for Biofabrication (ISBF)
Warsaw, Poland
2025/09/14 - 2025/09/18

Annual Conference of International Volunteer Cooperation Organisations (IVCO)

International Forum for Volunteering in Development (Forum)
Siem Reap, Cambodia
2025/09/14 - 2025/09/18

CHES : Conference on Cryptographic Hardware and Embedded Systems

International Association for Cryptologic Research (IACR)
Kuala Lumpur, Malaysia
2025/09/14 - 2025/09/19

International Symposium on Ultrafast Intense Laser Science (ISUILS)

International Symposium on Ultrafast Intense Laser Science (ISUILS)
Palermo, Italy
2025/09/14 - 2025/09/18

Annual Congress

International Association of Horticultural Producers
Ghent, Belgium
2025/09/14 - 2025/09/16

Anniversary Conference

Confederacy of European Patent Information User Groups (CEPIUG)
Istanbul, Türkiye
2025/09/15 - 2025/09/18

Annual Conference

Société européenne pour la formation des ingénieurs (SEFI)
Tampere, Finland
2025/09/15 - 2025/09/19

Annual Meeting

Neurocritical Care Society (NCS)
Montréal QC, Canada
2025/09/15 - 2025/09/17

International Conference on Structural Analysis of Heritage Structures (SAHC)

International Conference on Structural Analysis of Historical Constructions (SAHC)
Lausanne, Switzerland
2025/09/15 - 2025/09/17

Plastic Pipes Conference & Exhibition

Plastic Pipes Conference Association (PPCA)
Warsaw, Poland
2025/09/15 - 2025/09/19

IVC : Triennial International Vacuum Congress

International Union for Vacuum Science, Technique and Applications (IUVSTA)
Sydney NSW, Australia
2025/09/15 - 2025/09/19

Annual Meeting

European Association for the Study of Diabetes (EASD)
Vienna, Austria
2025/09/15 - 2025/09/18

Third Generation Partnership Project Ran Access Network Plenary Meeting

European Telecommunications Standards Institute / Third Generation Partnership Project /
Beijing, China
2025/09/15 - 2025/09/19

Conference

International Society for Seed Science (ISSS)
Perth WA, Australia
2025/09/15 - 2025/09/18

Annual Educational Conference

Council on Licensure, Enforcement and Regulation (CLEAR)
Chicago IL, USA
2025/09/15 - 2025/09/17

Eradicate Hate Global Summit

Eradicate Hate Global Summit
Pittsburgh PA, USA
2025/09/15 - 2025/09/17

World Congress

Inclusion International
Sharjah, United Arab Emirates
2025/09/15 - 2025/09/19

Annual Meeting

Northwest Atlantic Fisheries Organization (NAFO)
Halifax NS, Canada
2025/09/15 - 2025/09/17

Protolang Conference

Protolang Conference
Vienna, Austria
2025/09/15 - 2025/09/19

Annual Convention

International Pipe Line and Offshore Contractors Association (IPLOCA)
Izmir, Türkiye
2025/09/15 - 2025/09/17

Convention

Global Cold Chain Alliance (GCCA)
San Antonio TX, USA
2025/09/15 - 2025/09/18

International Symposium on Energy and Protein Metabolism and Nutrition (ISEP)

European Federation of Animal Science (EAAP)
Rostock-Warnemünde, Germany
2025/09/15 - 2025/09/18

Annual Conference

International Group of Ex Libris Users (IGeLU)
Siena, Italy
2025/09/15 - 2025/09/20

International Conference of Cognitive Neuroscience (ICON)

International Conference of Cognitive Neuroscience (ICON)
Porto, Portugal
2025/09/15 - 2025/09/17

WASWAC World Conference

World Association of Soil and Water Conservation (WASWAC)
Rabat, Morocco
2025/09/15 - 2025/09/17

International Acid Sulfate Soils Conference (IASSC)

International Union of Soil Sciences (IUSS)
Luleå, Sweden
2025/09/15 - 2025/09/17

International Symposium on Fundamentals of Computation Theory (FCT)

International Symposium on Fundamentals of Computation Theory (FCT)
Wroclaw, Poland
2025/09/15 - 2025/09/19

Conference on the Theory of Quantum Computation, Communication and Cryptography (TQC)

Conference on the Theory of Quantum Computation, Communication and Cryptography (TQC)
Bengaluru, India
2025/09/15 - 2025/09/17

ENCATC Congress

ENCATC
Barcelona, Spain
2025/09/15 - 2025/09/19

Annual Session

Joint Group of Experts on the Scientific Aspects of Marine Environmental Protection (GESAMP)
Paris, France
2025/09/15 - 2025/09/17

International Conference on the Inclusive Museum

The Inclusive Museum Research Network (The Inclusive Museum)
Saragossa, Spain
2025/09/15 - 2025/09/17

European Peering Forum (EPF)

European Peering Forum (EPF)
Bucharest, Romania
2025/09/15 - 2025/09/16

European Perinatal and Pediatric Epidemiology Conference (EPPEC)

European Perinatal and Pediatric Epidemiology Conference (EPPEC)
Oslo, Norway
2025/09/15 - 2025/09/19

Encuentro Internacional Humboldt (EIH)

Centro de Estudios Alexander von Humboldt (CeHu)
Córdoba, Argentina
2025/09/15 - 2025/09/18

Fall Meeting

European Materials Research Society (E-MRS)
Warsaw, Poland
2025/09/15 - 2025/09/18

Annual Conference

International Council for Information Technology in Government Administration (ICA)
Taipei, Taiwan
2025/09/15 - 2025/09/17

Africa Conference and Exhibition

Association of Certified Fraud Examiners (ACFE)
Johannesburg, South Africa
2025/09/15 - 2025/09/18

Summit

A World of Neighbours (AWoN)
, Poland
2025/09/15 - 2025/09/19

IAH Congress

International Association of Hydrogeologists (IAH)
Melbourne VIC, Australia
2025/09/15 - 2025/09/18

European Geosynthetics Conference (EuroGeo)

International Geosynthetics Society (IGS)
Lille, France
2025/09/15 - 2025/09/19

Inernational Conference

Association for the Study of Marble and Other Stones in Antiquity (ASMOSIA)
Ljubljana, Slovenia
2025/09/15 - 2025/09/19

Indonesia Chapter Regional Conference

International Society of Substance Use Prevention and Treatment Professionals (ISSUP)
Bali, Indonesia
2025/09/15 - 2025/09/16

Annual General Meeting and Conference

Asian Bankers Association (ABA)
Thimphu, Bhutan
2025/09/15 - 2025/09/19

European Conference on Machine Learning and Principles and Practice of Knowledge Discovery in Databases - )(ECML PKDD)

European Conference on Machine Learning and Principles and Practice of Knowledge Discovery in Databases (ECML PKDD)
Porto, Portugal
2025/09/16 - 2025/09/18

Congress

International Federation of Societies of Cosmetic Chemists (IFSCC)
Cannes, France
2025/09/16 - 2025/09/19

Annual Conference

MARQUES
The Hague, Netherlands
2025/09/16 - 2025/09/19

Conference

Guidelines International Network (GIN)
Geneva, Switzerland
2025/09/16 - 2025/09/19

International Oral History Conference

International Oral History Association (IOHA)
Krakow, Poland
2025/09/16 - 2025/09/18

European Cocoa Forum

European Cocoa Association (ECA)
Golden Bay, Malta
2025/09/16 - 2025/09/18

Annual General Meeting

International ISBN Agency
Sao Paulo, Brazil
2025/09/16 - 2025/09/19

World Conference on Science Parks and Areas of Innovation

International Association of Science Parks and Areas of Innovation (IASP)
Beijing, China
2025/09/16 - 2025/09/19

The Connected Past 2025 (Coimbra)

The Connected Past
Coimbra, Portugal
2025/09/16 - 2025/09/18

Annual Conference

European Macrophage and Dendritic Cell Society (EMDS)
Edinburgh, UK
2025/09/16 - 2025/09/22

International Conference of Numerical Analysis and Applied Mathematics (ICNAAM)

International Conference of Numerical Analysis and Applied Mathematics (ICNAAM)
Heraklion, Greece
2025/09/16 - 2025/09/18

Annual Conference

European Public Real Estate Association (EPRA)
Stockholm, Sweden
2025/09/16 - 2025/09/21

World Congress

International Police Association (IPA)
Krakow, Poland
2025/09/16 - 2025/09/19

World Congress of Veterinary Anaesthesia and Analgesia (WCVAA)

World Congress of Veterinary Anaesthesiology (WCVA)
Paris, France
2025/09/16 - 2025/09/18

Regional Conference on Geomorphology

International Association of Geomorphologists (IAG)
Timisoara, Romania
2025/09/16 - 2025/09/18

Annual Conference

Arbeitsgemeinschaft für Pharmazeutische Verfahrenstechnik / European Paediatric Formulation Initiative /
Talence, France
2025/09/16 - 2025/09/19

Conference

Environmental Education Association of Southern Africa (EEASA)
Cape Town, South Africa
2025/09/16 - 2025/09/19

World Congress of Intensive and Critical Care

World Federation of Intensive and Critical Care (WFICC)
Vancouver BC, Canada
2025/09/16 - 2025/09/19

Light Dark World (LDW)

Light Dark World International Forum
Madrid, Spain
2025/09/16 - 2025/09/17

EIT Urban Mobility North Summit

EIT Urban Mobility (EIT UM)
Stockholm, Sweden
2025/09/16 - 2025/09/22

General Assembly

ASEAN Inter-Parliamentary Assembly (AIPA)
Kuala Lumpur, Malaysia
2025/09/16 - 2025/09/18

Autumn Conference

International Masters of Gaming Law (IMGL)
Lisbon, Portugal
2025/09/17 - 2025/09/20

Annual Meeting

Scoliosis Research Society (SRS)
Charlotte NC, USA
2025/09/17 - 2025/09/21

WONCA World Conference

World Organization of Family Doctors (WONCA)
Lisbon, Portugal
2025/09/17 - 2025/09/19

International Conference on Events (ICE)

International Conference on Events Consortium (ICE)
Beijing, China
2025/09/17 - 2025/09/17

Annual Meeting

European Society of Veterinary Cardiology (ESVC)
Maastricht, Netherlands
2025/09/17 - 2025/09/20

Annual Congress

International Society for Technology in Arthroplasty (ISTA)
Rome, Italy
2025/09/17 - 2025/09/19

Conference

European Platelet Network (EUPLAN)
Würzburg, Germany
2025/09/17 - 2025/09/19

Colloquium

Comité international de paléographie latine (CIPL)
Vienna, Austria
2025/09/17 - 2025/09/19

Annual Conference

European Forest Institute (EFI)
Prague, Czechia
2025/09/17 - 2025/09/19

European Transport Conference (ETC)

Association for European Transport (AET)
Antwerp, Belgium
2025/09/17 - 2025/09/19

Section Biometrics in Plant Breeding Meeting

EUCARPIA
Edinburgh, UK
2025/09/17 - 2025/09/20

Congreso Latinoamericano de Salud Ocupacional

Asociación Latinoamericana de Salud Ocupacional (ALSO)
Guadalajara, Mexico
2025/09/17 - 2025/09/19

Annual General Meeting

International Society of Paediatric Oncology European Neuroblastoma Research Network (SIOPEN-R-NET)
Copenhagen, Denmark
2025/09/17 - 2025/09/19

International Conference on Flexible and Printed Electronics (ICFPE)

International Conference on Flexible and Printed Electronics (ICFPE)
Tokyo, Japan
2025/09/17 - 2025/09/18

Biennial Conference

World Netball (WN)
Gibraltar, Gibraltar
2025/09/17 - 2025/09/20

Meeting

International Federation of Placenta Associations (IFPA)
Erfurt, Germany
2025/09/17 - 2025/09/19

Annual Conference

European Network on Gender and Violence (ENGV)
Vienna, Austria
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