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 497,000 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

Annual Congress

International Anesthesia Research Society (IARS) Denver CO, USA 2023/04/14 2023/04/17

European Congress of Clinical Microbiology and Infectious Diseases

European Society of Clinical Microbiology and Infectious Diseases (ESCMID) 2023/04/15 2023/04/18

Annual Conference on Business Analytics and Operations Research

Institute for Operations Research and the Management Sciences (INFORMS) Aurora CO, USA 2023/04/16 2023/04/18

International Harm Reduction Conference (HR23)

Harm Reduction International (HRI) Melbourne VIC, Australia 2023/04/16 2023/04/19

ICOT - International Conference on Thinking

ICOT - The International Conference on Thinking (ICOT) Melbourne VIC, Australia 2023/04/16 2023/04/20

Symposium on Space Science with Small Satellites

Committee on Space Research (COSPAR) Singapore, Singapore 2023/04/17 2023/04/21

Global Conference

Healthcare Information and Management Systems Society (HIMSS) Chicago IL, USA 2023/04/17 2023/04/21

EuroMaintenance Congress

European Federation of National Maintenance Societies (EFNMS) Rotterdam, Netherlands 2023/04/17 2023/04/19

Annual Conference

International Association of Operative Millers (IAOM) Minneapolis MN, USA 2023/04/17 2023/04/21

Annual Meeting

International Society for Heart and Lung Transplantation (ISHLT) Denver CO, USA 2023/04/19 2023/04/22

Annual Meeting

International Academy of Trial Lawyers (IATL) Killarney, Ireland 2023/04/19 2023/04/23

Asian Conference on Emergency Medicine

Asian Society for Emergency Medicine (ASEM) Manila, Philippines 2023/04/20 2023/04/23


World Medical Association (WMA) Nairobi, Kenya 2023/04/20 2023/04/22

General Assembly

European Geosciences Union (EGU) Vienna, Austria 2023/04/23 2023/04/28

Annual Meeting

Association for Research in Vision and Ophthalmology (ARVO) New Orleans LA, USA 2023/04/23 2023/04/27

Mid-Year Meeting

International Society for Pharmacoepidemiology (ISPE) Reykjavik, Iceland 2023/04/23 2023/04/25

International Conference on Data-Driven Plasma Science

International Conference on Data-Driven Plasma Science (ICDDPS) Onna, Japan 2023/04/23 2023/04/28

Asia Pacific General Galvanizing Conference

Asia Pacific General Galvanizing Association (APGGA) Yokohama, Japan 2023/04/23 2023/04/27

International Conference on Intelligent Systems, Metaheuristics & Swarm Intelligence

International Conference on Intelligent Systems, Metaheuristics & Swarm Intelligence (ISMSI) Kuala Lumpur, Malaysia 2023/04/23 2023/04/24

European Immunogenetics and Histocompatibility Conference

European Federation for Immunogenetics (EFI) Nantes, France 2023/04/24 2023/04/29

World Congress

International Society for Prosthetics and Orthotics (ISPO) Guadalajara, Mexico 2023/04/24 2023/04/27


WindEurope Copenhagen, Denmark 2023/04/25 2023/04/27

Annual Meeting

Pediatric Orthopaedic Society of North America (POSNA) Nashville TN, USA 2023/04/26 2023/04/29


Radiology International Kyoto, Japan 2023/04/26 2023/04/29


Urban Affairs Association (UAA) Nashville TN, USA 2023/04/26 2023/04/29

International Congress

Vascular Access Society (VAS) Porto, Portugal 2023/04/26 2023/04/29

Annual Convention

Bureau international d'audiophonologie (BIAP) Palma, Spain 2023/04/27 2023/04/27

Annual Meeting

Council of Science Editors (CSE) Toronto ON, Canada 2023/04/29 2023/05/02

Annual Congress

Internationale Gesellschaft für Logotherapie und Existenzanalyse (GLE International) Vienna, Austria 2023/04/30 2023/05/03

Annual Meeting

Society of Environmental Toxicology and Chemistry Europe (SETAC Europe) Dublin, Ireland 2023/04/30 2023/05/04

International Pigment Cell Conference

International Federation of Pigment Cell Societies (IFPCS) Bilbao, Spain 2023/05 2023/05

Rhetoric in Society Conference

Rhetoric Society of Europe (RSE) Tübingen, Germany 2023/05 2023/05

International Gemmological Conference

International Gemmological Conference (IGC) Tokyo, Japan 2023/05 2023/05


European Society for Literature, Science and the Arts (SLSAeu) Erlangen, Germany 2023/05 2023/05

Annual Conference

Association typographique internationale (ATypI) Paris, France 2023/05 2023/05

Annual Meeting

International Society for the Study of the Lumbar Spinal (ISSLS) Melbourne VIC, Australia 2023/05/01 2023/05/05

Biennial Session

United Nations Group of Experts on Geographical Names (UNGEGN) New York NY, USA 2023/05/01 2023/05/05

Global Conference

International Society of Ecological Modelling (ISEM) Scarborough ON, Canada 2023/05/02 2023/05/06

International Symposium on Hereditary Breast and Ovarian Cancer (BRCA 2023)

Montréal QC, Canada 2023/05/02 2023/05/05

World Congress on Endometriosis

World Endometriosis Society (WES) Edinburgh, UK 2023/05/02 2023/05/06

European Congress on Menopause and Andropause

European Menopause and Andropause Society (EMAS) Florence, Italy 2023/05/03 2023/05/05

Annual Symposium

Deutschsprachige Arbeitsgemeinschaft für Handchirurgie Bad Homburg, Germany 2023/05/04 2023/05/06

Annual Meeting

European Society for Pediatric Dermatology (ESPD) Malaga, Spain 2023/05/04 2023/05/06

European Congress of Virology

European Society for Virology (ESV) Gdansk, Poland 2023/05/04 2023/05/07

Annual Meeting

Nordic Society for Pediatric Hematology and Oncology (NOPHO) Lund, Sweden 2023/05/05 2023/05/09


Nordisk Møte for Barneonkologisk Sykepleie (NOBOS) Lund, Sweden 2023/05/05 2023/05/09

ISPOR Conference

International Society for Pharmacoeconomics and Outcomes Research (ISPOR) Boston MA, USA 2023/05/06 2023/05/10

Annual meeting

International Cooperative Group on Environmentally-Assisted Cracking (ICG-EAC) Kingston ON, Canada 2023/05/07 2023/05/12

International Conference

European Investment Casters' Federation (EICF) Bregenz, Austria 2023/05/07 2023/05/10

CHEP: International Conference on Computing in High-Energy and Nuclear Physics

International Conference on Computing in High Energy and Nuclear Physics (CHEP) Norfolk VA, USA 2023/05/08 2023/05/12


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