Here are the top 200 Meetup Groups according to Meetup.com

Name City Country Focus Members Contact Name
Data Driven NYC (a FirstMark Event) New YorkUSMembers 17126Matt Turck
SF Data Science San FranciscoUSData Scientists 14941Galvanize
Advertising / Marketing Analysts New YorkUSData Nerds 8735jon lorenzini
Taiwan R User Group / MLDM Monday TaipeiTWTaiwan R User 6356Chia-Chi Chang
Institute of Analytics (USA) - Data Sciences and Technology ChennaiINMembers 3959Nethra Sambamoorthi
Chicago City Data Users Group ChicagoUSMembers 3664Adam Hecktman
DataKind NYC New YorkUSData Do-Gooders 3533Jake Porway
Big Data & IOT 101 FremontUSBig Data IOT enthusiast 2985Raju Shreewastava
Analyze Boulder BoulderUSData Geeks 2911Toni Rosati
Data Visualization Berlin BerlinDEvisionaries 2670Jonas
Graph Database - Paris ParisFRgraphistas 2663Neo4j
Boston Algorithmic Trading BostonUSQuants 2560Phoebe Jordan
New England SQL Server User Group BurlingtonUSData Professionals 2367Vladimir Ivanovich
Data Innovation DC WashingtonUSData-preneurs 2213Data Community DC
DataKind Bangalore BangaloreINData Do-Gooders 2134DataKind Bangalore
Visualising Data London LondonGBMembers 2015Zdenek Hynek
R User Group - Singapore (RUGS) SingaporeSGR hackers 1991Vikneswaran
Bay Area Analytics San FranciscoUSData Geeks 1979Graph Day
Big Data Madrid MadridESMiembros 1913Inés Huertas
Seattle PyLadies SeattleUSPythonistas 1781Wendy Grus
Advanced Analytics and Research Lab TorontoCAMembers 1764Eric Huang
San Francisco PyData San FranciscoUSPyData Nerds 1748Reynold Xin
Ankara Data Science and Big Data Meetup AnkaraTRData Scientist 1636Dr. M.Umut Demirezen
Ottawa Data Visualization OttawaCAData Visualizers 1541Ali Pourshahid
Marketing Data Lovers, Paris ParisFRData lovers 1373Karim
Hadoop User Group Ireland (HUG IRL) DublinIEMembers 1347Silviu P.
R-Ladies Washington D.C. WashingtonUSR-Ladies 1291R-Ladies Global
Deep Learning Book Club San FranciscoUSMembers 1280Alena Kruchkova
Graph Database - Amsterdam AmsterdamNLgraphistas 1263Neo4j
Seattle Elasticsearch User Group SeattleUSMembers 1254Elastic Community Team
R-Ladies New York New YorkUSRladies 1254R-Ladies Global
Orange County Advanced Analytics and Big Data Meetup IrvineUSMembers 1163Jerry Hartanto
Madrid Periodismo de datos Meetup MadridESperiodistas de datos 1156adolflow
Open Data Delaware WilmingtonUSData Ninjas 1129Ryan Harrington
Boston Data Engineering Meetup CambridgeUSData Engineers 1079Jake Ouellette
Ottawa Civic Tech OttawaCAMembers 1032Dan Monafu
PostgreSQL Meetup Group Berlin BerlinDEElephantista 1027Oleksii Kliukin
RS Data Science Meetup Porto AlegreBRcientistas de dados 996Cristofer Weber
Data for Good - Montreal MontréalCAStats Gurus 963Victor Anjos
Proteccion de datos personales en Ciudad de México México CityMXMiembros 933Alister Katrina
Open Data Barcelona BarcelonaESOpenDaters 916Iniciativa Barcelona Open Data
London NoSQL, MySQL, Open Source Community LondonGBOpen Source Database Enthusiasts 908Dave Nielsen
Apache Storm & Apache Kafka SunnyvaleUSApache Storm & Kafka Users 862Harsha
Kaggle Berlin BerlinDEKagglers 857Gerrit Gruben
Analysts Anonymous LondonGBMembers 804Tim Drye
Budapest Data Visualization Meetup BudapestHUData Visualization Evangelists 798Cory M. Cox
Breizh Data Club RennesFRData nerds 796Colin Fay
Graph Database - Brussels BrusselsBEgraphistas 790Neo4j
DataMeet Mumbai MumbaiINDMers 788Ritvvij Parrikh
Barcelona MongoDB User Group BarcelonaESMembers 785Joe Drumgoole
Aspiring Data Scientist Community AustinUSData Scientists 769Emily Bartha
London Einstein Analytics DataTribe LondonGBMembers 756Rikke Hovgaard
PyData / PlaY data TaipeiTWData PlaYer 748Chia-Chi Chang
NY Quantitative Python User Group New YorkUSpython enthusiasts 732Enthought
Data + Women France ParisFRData Women 715Tableau France
Graph Database LA Los AngelesUSGraphistas 681Neo4j
OpenDataBC (Vancouver) VancouverCAData Geeks 675Gillian Vrooman
DataBeers Milano MilanoITMembri 665Andrea Gigli
Data 2.0 NYC New YorkUSData Innovators 649Geoff Domoracki
leboncoin Engineering ParisFRTechos 636Jean-Louis Bergamo
Predictive Analytics BerlinDEData Lovers 632Olga S.
R-Ladies Boston BostonUSR-ladies 622R-Ladies Global
Princeton Data Science PrincetonUSPractitioners 619David Stengle
DataViz London LondonGBDatavizzers 607Duncan Clark
The Information Lab Data School LondonGBMembers 606Tom brown
Federal Software Engineers and Data Scientist BowieUSFed Data Members 587FederalDataGuru
Amazon Alexa Skills Meetup IrvineUSMembers 564Mark Kockerbeck
Apache Kafka Sydney SydneyAUStreamers 547Suresh Khatri
London GDPR - General Data Protection Regulation Meetup LondonGBMembers 539Emmanuel Lazaridis
Meetup Data Intelligence Paris ParisFRMembres 535Marie-Laure Gautier
Chicago Industry4.0 Tech Series ChicagoUSMembers 530Ty Findley
Mapping open data to unlock new insights. London, UK LondonGBMembers 528Manuel Timita
MAD, Madrid Abriendo Datos MadridESPregonerxs 519adolflow
Graph Database - Atlanta AtlantaUSGraphistas 517Neo4j
PostgreSQL User Group, Nantes NantesFRMembres 508Rodolphe Quiédeville
Data Science Munich MünchenDEData Scientists 491Marc
import.io users group LondonGBimport.io users 464Alex Gimson
Data Science Brest BrestFRMembres 460Maxime HAVEZ
MünsteR (R Users Group) MünsterDER-User 457Shirin Glander
Movement Meetups - Dhaka DhakaBDMembers 452Malinda Senanayake
Open Data Lab Baix Llobregat CornellàESMiembros 451Iniciativa Barcelona Open Data
Trenton R Users (TRU) TrentonUSR brigade 439Praveen Sharma
Kaggle Days Meetup Warsaw WarsawPLCzłonkowie 437Patrycja Urbanek
Meetup Data Science et Transformation Digitale Paris ParisFRMembres 425Irène Balmès
GUSS, la communauté Data Microsoft ParisFRMembres du GUSS 413Jean-Pierre Riehl
Visser & Van Baars - The BI & Big Data Network Antwerp AntwerpenBELeden 404Luca Prak
Bay Area KNIME Users San FranciscoUSKNIMErs 403Michael Berthold
Oslo Growth Hacking Meetup OsloNOGrowth Hackers 403Stefan Okstveit
Graph Database - Hanoi Ha NoiVNgraphistas 402Neo4j
Competetive Data Science @ Tel Aviv Meetup Tel Aviv-YafoILMembers 399Yigal Weinberger
Graph Database - Austin AustinUSGraphistas 394Neo4j
Nagpur mongoDB Meetup NagpurINMongoes 393Varun Karhadkar
Boston Data Education Meetup BostonUSdiscipula vitae 385Ian Gomez
On data and design – Vienna ViennaATDataVizers 383Darjan Hil
Auckland Google Cloud Meetup AucklandNZMembers 382Brendan S. McEnroe
Tech Story Circle @ WeWork (San Francisco) San FranciscoUSMembers 381Veena Basavaraj
IoTDataViz London LondonGBIoTDataViz Explorers 379Barend Botha
IRE Bay Area San FranciscoUSJournos 378Patience Haggin
Data Driven PDX PortlandUSData Driven PDX Members 377Steven Miller
Open Knowledge Brisbane BrisbaneAUMembers 376maia
Elastic San Diego Meetup San DiegoUSElastic Fantastics 372Elastic Community Team
Cambridge Life Sciences Data Management Meetup CambridgeUSMembers 371Barry Wark
La Coop Infolab Grenoble GrenobleFRMembres 363Scop la Péniche
IAPA Informed SydneyAUAnalysts 362Marketing
Data Science Meetup Bielefeld BielefeldDEDataworkers 357Philipp A.
UAE - Real-Time Big Data Analytics & Machine learning DubaiAEMembers 356Pavel Nesterov
DataMeet Ahmedabad AhmedabadINData Meeters 341Thejesh GN
linz.ai - Data Science Meetup LinzATMitglieder 338Christian Gorbach
PDX Graph Meetup PortlandUSGraphistas 334Neo4j
Data Day Hamburg HamburgDEMitglieder 333InnoGames Meetups
Data Science Practicum Santa MonicaUSMembers 333Joshua Cook
Data Driven Rijnmond RotterdamNLData Nerds 329Tom Lous
Full Scale Data Architects AmsterdamNLMembers 328Martijn Evers
Graph Database - Durham DurhamUSGraphistas 322Neo4j
GraphDb Melbourne MelbourneAUGraphistas 319Neo4j
Bangalore d3.js User Group BangaloreINmembers 297Murali
Istanbul MongoDB Meetup IstanbulTRMembers 288Ertan Erışık
NYC Pig User Group New YorkUSMembers 270John Matson
Meetup Café com Dados CascavelBRParticipantes 269Leandro de Souza
Les Digital Vénères LyonFRvénère 268Rocket Labs
SQL Server User Group - Cork CorkIEMembers 253Seán Carr
Disrupt Meetup | Data Science and AI Berlin BerlinDEMitglieder 251Maximilian Farber
Lunchalytics Calgary CalgaryCAMembers 241Daniel Haight
Groupe Keyrus ParisFRMembres 239Keyrus
Data Meetup Twente EnschedeNLData Specialisten 237Johan Bruning
NYC Data Mechanics New YorkUSMembers 237Dexter Taylor
NJ Big Data Meetup ButlerUSConsultants 235Thomas Ott
Institute of Analytics - SanFrancisco, USA San FranciscoUSMembers 235Nethra Sambamoorthi
NYC TM1 Lovers New YorkUSTM1 Lovers 229Lisa Minneci
Graph Database San Diego San DiegoUSGraphistas 226Neo4j
JPoint UtrechtNLLeden 223JPoint
Helsinki Apache Spark Meetup #helspark EspooFISpark ninjas 220Vladimir Grigor
Data Driven Business BrusselsBELeden 220Caroline den Dunnen
I-380 PASS SQL Server User Group Cedar RapidsUSMembers 218Ed Leighton-Dick
Open Source Finance San FranciscoUSFinance Hackers 214Dimitri Papaioannou
R en Córdoba CórdobaARMiembros 212Patricio Del Boca
NY Algorithmic Music Meetup New YorkUSMembers 211Drew S.
Search & Data ParisFRMembres 204Lucian Precup
Hyperconverged Infrastructures: Next big Wave in Datacenters FremontUSMembers 201Farhan
NY InsuranceTech (Insuretech) Startup Group New YorkUSInsureTechies 199Prashant
nltug - dutch tableau user group 's-HertogenboschNLdata rockstars 198Richard
Esupcom' COMAD 2019 [L'événement du digital] ParisFRMembres 198Nicolas Olive
Data & Analytics Hangout BurlingtonUSMembers 197LJO
Wikidata BerlinDEMitglieder 196Sebastian Wallroth
Advanced Analytics Munich MünchenDEMitglieder 193Frederic
Data Management Platforms for Digital Advertising San FranciscoUSMembers 193Anna Odvak
Veri Hocası IstanbulTRÜyeler 192veri hocası
SA Branch of the Statistical Society of Australia AdelaideAUMembers 188Lan Kelly
Data Management Meet & Mingle BerlinDEDatanauts 186Hi-Gung
Business & Industrial Data Analytics (BIDA) Vorarlberg DornbirnATMitglieder 186Kathi Plankensteiner
R Frankfurt am Main FrankfurtDEMitglieder 184ADVISORI FTC GmbH
GeoDEL DelhiINMembers 181Guneet Narula
Charlotte Informatica User Group CharlotteUSInformatica Users 179Chris Rosser
datalove OK Lab Ulm UlmDEStadtentwickler_innen 173Code for Germany
IIoT Karlsruhe KarlsruheDEMitglieder 170Björn Wewer
서울 Greenplum Meetup SeoulKR회원 169Sanghee Lee
JEDHA TALKS ParisFRMembres 167Jedha - Data Science Bootcamp
Luleå Datacenter Meetup LuleåSEMembers 165Tor Björn Minde
Strukturiert visualisieren & komplexe Inhalte kommunizieren MünchenDEvisuelle Vor- und Querdenker 163Sebastian M
Growth Hackers in Barcelona BarcelonaESGrowth Hackers 162Ana Larrea
Qingdao Data Analytics Meetup QingdaoCNMembers 161James Lue
Big Data - Meetup MünchenDEMitglieder 159apt solutions GmbH
European Alternative Data Meetup AmsterdamNLMembers 158Hamza K
Pentaho NL Meetup AmsterdamNLPentaho data ninja's 154Rogier Wessel
DDD Sydney by Nights SydneyAUMembers 153DDD Sydney
Seattle Web Scraping Meetup SeattleUSMembers 148Lee
Data Cloud Paris ParisFRMembres 148Arnaud Milleker
Chicago Snowflake Users ChicagoUSMembers 147Shay Rao
Culture Ouverte ParisFRMembres 146BenjaminJ
Data is Fuel! ParisFRMembres 143NOVENCIA Group
Solid Netherlands UtrechtNLSolid'ers 139Piero C.
NYC Creative Technology Meetup New YorkUSMembers 137Luke Schantz
Snowflake Technical User's Group - Rocky Mountain DenverUSSnowflakes 133Martha Hunter
School of Data France ParisFRMembres 132Sylvia Fredriksson
Central NJ SQL Server User Group IselinUSMembers 132James Phillips
DataBeers Almería AlmeríaESDataesbirros 132Marcos Manuel Ortega
Data Golfe VannesFRMembres 131Nicolas Bonnel
Stockholm Splunk Meetup StockholmSEMembers 128Max Cederhage
DataOps Ghent Meetup GentBEDataOps 125Daphné De Troch
Agile Data Warehousing and Business Intelligence SydneyAUDW & BI Specialists 124steve hitchman
BigData|MK Milton KeynesGBData lovers 123AntonioAlvarez
Seattle KNIME Users SeattleUSMembers 119Thomas Gabriel
Swiss Data Circle ZürichCHMitglieder 115Tino Bourboulas
RGPD : faut-il brûler toutes ses données ? ParisFRMembres 114Arnaud Thersiquel
NYC AI, Innovation, Data Science, & Startups in Pharma New YorkUSPharmhackers 111Prashant
Graph Databases Rheinland-Pfalz MainzDEGraphistas 110Neo4j
Brno MATLAB Meetup Group BrnoCZMembers 110Jan Danek
Data @ Pamplona PamplonaESMembers 107Philippe Julien
Human Resources and Data Analytics WashingtonUSPeople Analyst 107Travis Walker
Agile Data Science San FranciscoUSAgilicas 107Russell Jurney
Graph Databases - Calgary CalgaryCAGraphers 106Neo4j
Media Research - NYC BrooklynUSMembers 102Andreas Jackson
NCR Document Management Systems Meetup NoidaINMembers 101Rameshwar Nigam
Barcelona Data Professionals BarcelonaESData Enthusiasts 101Serhii Lehkyi
Library Resource Sharing: Circ, Interlibrary Loan & Reserves New YorkUSMembers 100METRO
Jersey City Raspberry Pi Arduino Computer Hardware Hangout Jersey CityUShackers 99Da Xue
South Florida IBM Power Technology Meetup Boca RatonUSMembers 96Jeff Elmore
Qlik User Group Madrid MadridESMiembros 96Alejandro Blaas
Nashik Azure developer Meetup NashikINDevelopers 94Tushar Patil
Data & Digital & Networking -Paris ParisFRMembres 94Sara Himmich