| 1–3 Apr 2027 | International Experts Summit on Public Health and Epidemiology | Osaka, Japan |
| 2–5 Apr 2027 | 14th International Conference on Chemical and Biological Sciences (ICCBS 2027) | Kyoto, Japan |
| 2–4 Apr 2027 | 2027 9th International Conference on Control and Computer Vision (ICCCV 2027) | Tianjin, China |
| 2–5 Apr 2027 | 6th International Conference on Materials Engineering and Nanotechnology (ICMEN 2027) | Kyoto, Japan |
| 5–7 Apr 2027 | 10th International Conference on Geoinformatics and Data Analysis (ICGDA 2027) | Paris, France |
| 5–7 Apr 2027 | 2nd Edition of the InSciTech Meet on Materials Science and Engineering - IMMATERIALSSCI2027 | Tokyo, Japan, Japan |
| 5–6 Apr 2027 | 5th International Conference on Cosmetology and Plastic Surgery | Dubai, United Arab Emirates |
| 5 Apr 2027 | 5th International Conference on Dermatology and Cosmetology | Dubai, United Arab Emirates |
| 5–7 Apr 2027 | Global Conference on Smart Materials, Functional Structures and Engineering | Lisbon, Portugal |
| 5–7 Apr 2027 | Global Conference on Smart Materials, Functional Structures and Engineering | Lisbon, Portugal |
| 5–7 Apr 2027 | International Experts Summit on Aeronautics and Aerospace Engineering | Online |
| 5–7 Apr 2027 | International Experts Summit on Nanotechnology and Advanced Materials (NanoMat Summit-2027) | Osaka, Japan |
| 5–7 Apr 2027 | International Experts Summit on Nanotechnology and Advanced Materials (NanoMat Summit-2027) | osaka, Japan |
| 5–6 Apr 2027 | The 12th World Conference on Media and Mass Communication (MEDCOM 2027) | bangkok, Thailand |
| 5–7 Apr 2027 | World Congress on Nursing Education, Practice and Healthcare | Lisbon, Portugal |
| 8–9 Apr 2027 | 10th International Conference on Materials Design and Applications (ICMDA 2027) | Hiroshima, Japan |
| 8–10 Apr 2027 | 12th International Conference on Environmental Pollution, Treatment and Protection (ICEPTP 2027) | London, United Kingdom |
| 8–10 Apr 2027 | 12th International Conference on Geotechnical Research and Engineering (ICGRE 2027) | London, United Kingdom |
| 8–10 Apr 2027 | 12th International Conference on Structural Engineering and Concrete Technology (ICSECT 2027) | London, United Kingdom |
| 8–10 Apr 2027 | 12th World Congress on Civil, Structural, and Environmental Engineering (CSEE 2027) | London, United Kingdom |
| 8–10 Apr 2027 | 3rd International Conference on Artificial Intelligence and Data Science | Singapore |
| 8–9 Apr 2027 | 3rd International Conference on Pediatrics and Child Health | Dubai, United Arab Emirates |
| 8–9 Apr 2027 | 5th International Conference on Pediatric and Child Health | Dubai, United Arab Emirates |
| 8–10 Apr 2027 | International Experts Summit on Catalysis and Chemical Engineering(Chemical Summit-2027) | Osaka, Japan |
| 8–10 Apr 2027 | International Experts Summit on Forensic Science and Research | Osaka, Japan |
| 8–10 Apr 2027 | The 13th International Conference on Education (ICEDU 2027) | Bangkok, Thailand |
| 9–11 Apr 2027 | 11th International Conference on Energy Economics and Energy Policy (ICEEEP 2027) | Porto, Portugal |
| 9–11 Apr 2027 | 12th International Conference on Advances on Clean Energy Research (ICACER 2027) | Porto, Portugal |
| 9–10 Apr 2027 | 2nd International Conference On Surgery & Anesthesia-2027 | Zurich, Switzerland |
| 9–12 Apr 2027 | 4th International Conference on Innovative Education and Learning Resources (IELR 2027) | Osaka, Japan |
| 9–11 Apr 2027 | 9th International Conference on Computer Science and Technologies in Education (CSTE 2027) | Wuhan, China |
| 12–13 Apr 2027 | 10TH GLOBAL SUMMIT ON NURSING EDUCATION AND PUBLIC HEALTH | Tokyo, Japan |
| 12–14 Apr 2027 | 5th International Congress on Business, Human Resources & Management: PBHRM-27 | Paris, France |
| 12–14 Apr 2027 | International Conference and Exhibition on Progressive Medicinal Chemistry | Kyoto, Japan |
| 12–14 Apr 2027 | International Experts Summit on Nursing Science and Practice | osaka, Japan |
| 12–14 Apr 2027 | International Experts Summit on Nursing Science and Practice | osaka, Japan |
| 12–14 Apr 2027 | International Experts Summit on Nursing Science and Practice | Osaka, Japan |
| 12–14 Apr 2027 | PARIS 4th World Conference on Studies on Education, Teaching & Technology | Paris, France |
| 12–14 Apr 2027 | PARIS 5th World Congress on Languages, Literature and Film Studies: PLLFS-27 | Paris, France |
| 12–14 Apr 2027 | PARIS 6th International Conference on Genetics, Cellular & Molecular Biology (PGCMB-27) | Paris, France |
| 12–14 Apr 2027 | PARIS 7th International Conference on Aeronautical, Robotics & Manufacturing Engineering (PARME-27) scheduled on April 12-14, 2027 Paris (France) | Paris, France |
| 12–14 Apr 2027 | PARIS 7th International Congress on Electrical, Electronics and Computational Intelligence (PEECI-27) | Paris, France |
| 12–14 Apr 2027 | PARIS 8th World Conference on Food Security, Sustainable Agriculture & Public Health: FSSAPH-27 | Paris, France |
| 14–15 Apr 2027 | Seventeenth International Conference on The Constructed Environment | Belfast, United Kingdom |
| 14–16 Apr 2027 | VIENNA 3rd International Conference on Sustainable Agriculture, Biodiversity & Waste Management: SABWM-27 | Vienna, Australia |
| 14–16 Apr 2027 | VIENNA 6th International Conference on Law, Business & Management Studies: VLBMS-27 | Vienna, Austria |
| 14–16 Apr 2027 | VIENNA 8th International Conference on Education, Humanities and Social Sciences: ICEHSS-27 | Vienna, Austria |
| 15–16 Apr 2027 | 2nd International Conference on Optical Science and Engineering | Osaka, Japan |
| 15–16 Apr 2027 | 3rd International Conference on Hematology and Blood Disorders | Singapore, Singapore |
| 15–17 Apr 2027 | 8th International Conference on Education Development and Studies (ICEDS 2027) | Glasgow, United Kingdom |
| 15–16 Apr 2027 | GENAIX 2027: Global Generative & Agentic AI Summit | Singapore, Singapore |
| 15–16 Apr 2027 | International Conference on Arthroplasty and Orthopedic Research | Dubai, United Arab Emirates |
| 15–16 Apr 2027 | International conference on Artificial Intelligence in Healthcare, Business and Startup | Barcelona, Spain |
| 15–16 Apr 2027 | International conference on Orthopedic Surgery and Advances | Dubai, United Arab Emirates |
| 15–17 Apr 2027 | World Congress on Otology, Rhinology & Laryngology WCORL 2027 | Vienna, Austria |
| 16–18 Apr 2027 | 10th World Conference on Computing and Communication Technologies (WCCCT 2027) | Chengdu, China |
| 16–18 Apr 2027 | 17th International Conference on Applied Physics and Mathematics (ICAPM 2027) | Kyoto, Japan |
| 16–18 Apr 2027 | 19th International Conference on Digital Image Processing (ICDIP 2027) | Beijing, China |
| 16–18 Apr 2027 | 4th Global Conference on Management and Economics | Athens, Greece |
| 16–18 Apr 2027 | 4th International Conference on Social Sciences | Athens, Greece |
| 16–18 Apr 2027 | 4th World Conference on Education | Online |
| 16–18 Apr 2027 | 6th International Conference on Frontiers of Computers and Communication Engineering (FCCE 2027) | Hefei, China |
| 16–18 Apr 2027 | 7th International Conference on Big Data Engineering and Education (BDEE 2027) | Zhengzhou, China |
| 16–18 Apr 2027 | 9th International Conference on Natural Language Processing (ICNLP 2027) | Zhenjiang, China |
| 18–21 Apr 2027 | 14th International Conference on Industrial Engineering and Applications (ICIEA 2027) | Bangkok, Thailand |
| 19–20 Apr 2027 | 3rd International Conference on Stem Cells, Regenerative Medicine & Tissue Engineering | Italy, Italy |
| 19–20 Apr 2027 | 5th International Conference on Primary Care and Public Healthcare | Paris, France |
| 19–20 Apr 2027 | 6th European Congress on Applied Chemistry | Barcelona, Spain |
| 19–21 Apr 2027 | World Scientific Summit on Renewable and Sustainable Energy (WSSRSE2027) | Berlin, Germany |
| 22–23 Apr 2027 | 2nd International Conference on Digital Health Innovations and Advanced Nursing Practice | Amsterdam, Netherlands, Netherlands |
| 22–23 Apr 2027 | 5th International Conference on Gynecology and Obstetrics | Paris, France |
| 22–23 Apr 2027 | World Summit on Clinical Trials, AI and Healthcare Technologies | Amsterdam, Netherlands, Netherlands |
| 23–25 Apr 2027 | 12th International Conference on Advanced Research in Education, Teaching and Learning | Madrid, Spain |
| 23–25 Apr 2027 | 13th International Conference on Control, Automation and Robotics (ICCAR 2027) | Nanchang, China |
| 23–25 Apr 2027 | 20th International Conference on Humanities, Psychology and Social Sciences | Madrid, Spain |
| 23–25 Apr 2027 | 20th International Conference on Modern Research in Management, Economics and Accounting | Madrid, Spain |
| 23–25 Apr 2027 | 6th Global Conference on Education | London, United Kingdom |
| 23–25 Apr 2027 | 6th Global Conference on Social Sciences | London, United Kingdom |
| 23–25 Apr 2027 | 6th World Conference on Management, Business, and Finance | London, United Kingdom |
| 23–25 Apr 2027 | 8th International Conference on Gender Studies and Sexuality | Madrid, Spain |
| 24–26 Apr 2027 | 2nd International Conference on Machine Learning and Computational Intelligence (MLCI 2027) | Okinawa, Japan |
| 26–29 Apr 2027 | 11th International Conference on Innovation in Artificial Intelligence (ICIAI 2027) | Bangkok, Thailand |
| 26–29 Apr 2027 | 12th International Conference on Big Data Analytics (ICBDA 2027) | Bangkok, Thailand |
| 26–28 Apr 2027 | 3rd International Conference on Environment Research and Social Science (ICERSS 2027) | Seoul, South Korea |
| 26–27 Apr 2027 | 4th International Summit on Robotics, Artificial Intelligence & Machine Learning (ISRAI2027) | Milan, Italy | Milan, Italy |
| 26–27 Apr 2027 | 5th International Summit on Gravitation, Astrophysics and Cosmology | Milan, Italy |
| 26–28 Apr 2027 | International Conference on Advanced Catalysis and Chemical Engineering | Taipei, Taiwan |
| 26–28 Apr 2027 | International Conference on Materials Science & Engineering | Taipei, Taiwan |
| 27–28 Apr 2027 | Global Congress on Cardiology & Cardiovascular Medicine 2027 | Barcelona, Spain |
| 28–30 Apr 2027 | 13th International Conference on Renewable Energy Technologies (ICRET 2027) | Osaka, Japan |
| 28–30 Apr 2027 | 18th International Conference on Mechanical and Electrical Technologies (ICMET 2027) | Osaka, Japan |
| 28–30 Apr 2027 | 2027 9th International Conference on Management Science and Industrial Engineering (MSIE 2027) | Seoul, South Korea |
| 28 Apr 2027 | 2027 The 8th International Conference on Industrial Engineering and Artificial Intelligence (IEAI 2027) | Seoul, South Korea |
| 28–30 Apr 2027 | 5th BUDAPEST International Conference on Philosophy, Psychology and Education: BPPE-27 April 28-30, 2027 Budapest - Hungary | Budapst, Hungary |
| 28–30 Apr 2027 | 5th BUDAPEST International Congress on Nursing, Medical & Veterinary Sciences (BNMVS-27) | Budapest, Hungary |
| 28–30 Apr 2027 | BUDAPEST 10th International Conference on Sustainable Agriculture, Food Security & Public Health (SAFSPH-27a) April 28-30, 2027 Budapest (Hungary) | Budapest, Hungary |
| 28–30 Apr 2027 | BUDAPEST 7th World Conference on Artificial Intelligence, Energy & Manufacturing Engineering (AIEME-27a) April 28-30, 2027 Budapest (Hungary) | Budapest, Hungary |
| 29–30 Apr 2027 | 16th International Conference on Materials Science & Engineering | Paris, France |
| 29–30 Apr 2027 | 4th International Conference on Infectious Diseases | Paris, France |
| 29–30 Apr 2027 | 9th International Conference on Nursing & Healthcare | Tokyo, Japan |
| 29–30 Apr 2027 | Global Congress on Surgery & Anaesthesia 2027 | Barcelona, Spain |