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 17821Matt Turck
SF Data Science San FranciscoUSData Scientists 15254Galvanize
Advertising / Marketing Analysts New YorkUSData Nerds 9141jon lorenzini
Taiwan R User Group / MLDM Monday TaipeiTWTaiwan R User 6657Chia-Chi Chang
Institute of Analytics (USA) - Data Sciences and Technology ChennaiINMembers 4416Nethra Sambamoorthi
Chicago City Data Users Group ChicagoUSMembers 3888Adam Hecktman
DataKind NYC BrooklynUSData Do-Gooders 3566Jake Porway
Big Data & Artificial Intelligence 101 FremontUSBig Data AI enthusiast 3352Raju Shreewastava
Analyze Boulder BoulderUSData Geeks 2990Toni Rosati
Graph Database - Paris ParisFRgraphistas 2687Neo4j
Data Visualization Berlin BerlinDEvisionaries 2668Jonas
Boston Algorithmic Trading BostonUSQuants 2569Saba Nejad
Visualising Data London LondonGBMembers 2453Zdenek Hynek
New England SQL Server User Group BurlingtonUSData Professionals 2417Vladimir Ivanovich
DataKind Bangalore BangaloreINData Do-Gooders 2199DataKind Bangalore
Data Innovation DC WashingtonUSData-preneurs 2197Data Community DC
San Francisco PyData San FranciscoUSPyData Nerds 2079Reynold Xin
R User Group - Singapore (RUGS) SingaporeSGR hackers 2000Laurence Liew
Seattle PyLadies SeattleUSPythonistas 1947Wendy Grus
Big Data Madrid MadridESMiembros 1923Inés Huertas
Advanced Analytics and Research Lab TorontoCAMembers 1775Eric Huang
Ankara Data Science and Big Data Meetup AnkaraTRData Scientist 1757Dr. M.Umut Demirezen
Ottawa Data Visualization OttawaCAData Visualizers 1676Ali Pourshahid
R-Ladies Washington D.C. WashingtonUSR-Ladies 1401R-Ladies Global
R-Ladies New York New YorkUSRladies 1393R-Ladies Global
Marketing Data Lovers, Paris ParisFRData lovers 1388Karim
Hadoop User Group Ireland (HUG IRL) DublinIEMembers 1342Silviu P.
Graph Database - Amsterdam AmsterdamNLgraphistas 1324Neo4j
Orange County Advanced Analytics and Big Data Meetup IrvineUSMembers 1284Jerry Hartanto
Deep Learning Book Club San FranciscoUSMembers 1279Alena Kruchkova
Seattle Elasticsearch User Group SeattleUSElastic Fantastics 1277Elastic Community Team
Open Data Delaware WilmingtonUSData Ninjas 1223Ryan Harrington
Madrid Periodismo de datos Meetup MadridESperiodistas de datos 1182adolflow
Ottawa Civic Tech OttawaCAMembers 1150Dan Monafu
Data for Good - Montreal MontréalCAStats Gurus 1092Victor Anjos
Boston Data Engineering Meetup CambridgeUSData Engineers 1083Jake Ouellette
London Einstein Analytics DataTribe LondonGBEinstein Champions 1038Rikke Hovgaard
RS Data Science Meetup Porto AlegreBRcientistas de dados 1037Cristofer Weber
PostgreSQL Meetup Group Berlin BerlinDEElephantista 1036Oleksii Kliukin
Aspiring Data Scientist Community AustinUSData Scientists 977Emily Bartha
London NoSQL, MySQL, Open Source Community LondonGBOpen Source Database Enthusiasts 907Dave Nielsen
Breizh Data Club RennesFRData nerds 902Colin Fay
Apache Storm & Apache Kafka SunnyvaleUSApache Storm & Kafka Users 878Harsha
Kaggle Berlin BerlinDEKagglers 873Gerrit Gruben
Budapest Data Visualization Meetup BudapestHUData Visualization Evangelists 853Cory M. Cox
Data + Women France ParisFRData Women 850Tableau France
Analysts Anonymous LondonGBMembers 844Tim Drye
Graph Database - Brussels BrusselsBEgraphistas 822Neo4j
Barcelona MongoDB User Group BarcelonaESMembers 812MongoDB+
DataMeet Mumbai MumbaiINDMers 787Ritvvij Parrikh
PyData / PlaY data TaipeiTWData PlaYer 771Chia-Chi Chang
NY Quantitative Python User Group New YorkUSpython enthusiasts 736Ryan Hill
Graph Database LA Los AngelesUSGraphistas 708Neo4j
DataBeers Milano MilanoITMembri 704Andrea Gigli
Princeton Data Science PrincetonUSPractitioners 703David Stengle
Auckland Google Cloud Meetup AucklandNZMembers 689Brendan S. McEnroe
OpenDataBC (Vancouver) VancouverCAData Geeks 680Gillian Vrooman
R-Ladies Boston BostonUSR-ladies 675R-Ladies Global
Data 2.0 NYC New YorkUSData Innovators 645Geoff Domoracki
Tech Story Circle @ WeWork (San Francisco) San FranciscoUSMembers 643Veena Basavaraj
leboncoin Engineering ParisFRTechos 640Jean-Louis Bergamo
Predictive Analytics BerlinDEData Lovers 632Olga S.
Federal Software Engineers and Data Scientist BowieUSFed Data Members 614FederalDataGuru
The Information Lab Data School LondonGBMembers 610Tom brown
DataViz London LondonGBDatavizzers 601Duncan Clark
Apache Kafka Sydney SydneyAUStreamers 575Suresh Khatri
Amazon Alexa Skills Meetup IrvineUSMembers 560Mark Kockerbeck
Meetup Data Intelligence Paris ParisFRMembres 542Marie-Laure Gautier
Kaggle Days Meetup Warsaw WarsawPLCzłonkowie 538Patrycja Urbanek
London GDPR - General Data Protection Regulation Meetup LondonGBMembers 535Emmanuel Lazaridis
Mapping open data to unlock new insights. London, UK LondonGBMembers 534Manuel Timita
Chicago Industry4.0 Tech Series ChicagoUSMembers 532Ty Findley
PostgreSQL User Group, Nantes NantesFRMembres 527Rodolphe Quiédeville
Data Science Brest BrestFRMembres 524Maxime HAVEZ
Graph Database - Atlanta AtlantaUSGraphistas 517Neo4j
MAD, Madrid Abriendo Datos MadridESPregonerxs 517adolflow
Data Science Munich MünchenDEData Scientists 505Marc
MünsteR (R Users Group) MünsterDER-User 493Shirin Elsinghorst
Visser & Van Baars - The BI & Big Data Network Antwerp AntwerpenBELeden 468Luca Prak
Trenton R Users (TRU) TrentonUSR brigade 467Praveen Sharma
import.io users group LondonGBimport.io users 462Alex Gimson
Meetup Data Science et Transformation Digitale Paris ParisFRMembres 429Christophe Tricot
Data Science Meetup Bielefeld BielefeldDEDataworkers 424Philipp A.
Graph Database - Hanoi Ha NoiVNgraphistas 417Neo4j
GUSS, la communauté Data Microsoft ParisFRMembres du GUSS 415Jean-Pierre Riehl
Nagpur mongoDB Meetup NagpurINMongoes 413Varun Karhadkar
linz.ai - Data Science Meetup LinzATMitglieder 408Christian Gorbach
Competetive Data Science @ Tel Aviv Meetup Tel Aviv-YafoILMembers 406Yigal Weinberger
Oslo Growth Hacking Meetup OsloNOGrowth Hackers 404Stefan Okstveit
Bay Area KNIME Users San FranciscoUSKNIMErs 400Michael Berthold
Data Cloud Paris ParisFRMembres 393Arnaud Milleker
Graph Database - Austin AustinUSGraphistas 390Neo4j
Boston Data Education Meetup BostonUSdiscipula vitae 390Ian Gomez
La Coop Infolab / La Turbine.coop Grenoble GrenobleFRMembres 385Scop la Péniche
Data Driven PDX PortlandUSData Driven PDX Members 383Steven Miller
IoTDataViz London LondonGBIoTDataViz Explorers 380Barend Botha
Disrupt Meetup | Data Science and AI Berlin BerlinDEMitglieder 378Maximilian Farber
IRE Bay Area San FranciscoUSJournos 376Patience Haggin
Elastic San Diego Meetup San DiegoUSElastic Fantastics 375Elastic Community Team
Cambridge Life Sciences Data Management Meetup CambridgeUSMembers 374Barry Wark
Lunchalytics Calgary CalgaryCAMembers 372Daniel Haight
Open Knowledge Brisbane BrisbaneAUMembers 371maia
IAPA Informed SydneyAUAnalysts 361Annette
UAE - Real-Time Big Data Analytics & Machine learning DubaiAEMembers 360Pavel Nesterov
Data Day Hamburg HamburgDEMitglieder 354InnoGames Meetups
Data Science Practicum Santa MonicaUSMembers 351Joshua Cook
DataMeet Ahmedabad AhmedabadINData Meeters 347Thejesh GN
PDX Graph Meetup PortlandUSGraphistas 332Neo4j
Full Scale Data Architects AmsterdamNLMembers 328Martijn Evers
Data Driven Rijnmond RotterdamNLData Nerds 326Tom Lous
Graph Database - Durham DurhamUSGraphistas 316Neo4j
GraphDb Melbourne MelbourneAUGraphistas 316Neo4j
DDD Sydney by Nights SydneyAUMembers 311DDD Sydney
Search & Data ParisFRMembres 308Lucian Precup
R en Córdoba CórdobaARMiembros 303Patricio Del Boca
Data Meetup Twente EnschedeNLData Specialisten 298Johan Bruning
Bangalore d3.js User Group BangaloreINmembers 297Murali
SQL Server User Group - Cork CorkIEMembers 297Seán Carr
Istanbul MongoDB Meetup IstanbulTRMembers 297Ertan Erışık
Esupcom' COMAD 2019 [L'événement du digital] ParisFRMembres 294Nicolas Olive
Meetup Café com Dados CascavelBRParticipantes 284Leandro de Souza
Institute of Analytics - SanFrancisco, USA San FranciscoUSMembers 284Nethra Sambamoorthi
Veri Hocası IstanbulTRÜyeler 276veri hocası
Groupe Keyrus ParisFRMembres 272Keyrus
NYC Pig User Group New YorkUSMembers 268John Matson
Les Digital Vénères LyonFRvénère 268Rocket Labs
State Farm Data Science Meetup RichardsonUSMembers 262Gianna Evette Weingarden
NYC Creative Technology Meetup New YorkUSMembers 247Luke Schantz
Women in Big Data Israel Tel Aviv-YafoILMembers 238Itai Yaffe
NYC Data Mechanics New YorkUSMembers 237Dexter Taylor
Chicago Snowflake Users ChicagoUSMembers 236Shay Rao
Wikidata BerlinDEMitglieder 235Sebastian Wallroth
NJ Big Data Meetup ButlerUSConsultants 233Thomas Ott
NYC TM1 Lovers New YorkUSTM1 Lovers 228Lisa Minneci
Business & Industrial Data Analytics (BIDA) Vorarlberg DornbirnATMitglieder 225Kathi Plankensteiner
Data Driven Business BrusselsBELeden 224Caroline den Dunnen
nltug - dutch tableau user group 's-HertogenboschNLdata rockstars 222Richard
Helsinki Apache Spark Meetup #helspark EspooFISpark ninjas 222Vladimir Grigor
Graph Database San Diego San DiegoUSGraphistas 220Neo4j
JPoint UtrechtNLLeden 220JPoint
I-380 PASS SQL Server User Group Cedar RapidsUSMembers 218Ed Leighton-Dick
JEDHA TALKS (Paris & Lyon) ParisFRMembres 218Jedha - Data Science Bootcamp
SA Branch of the Statistical Society of Australia AdelaideAUMembers 217Lan Kelly
Open Source Finance San FranciscoUSFinance Hackers 212Dimitri Papaioannou
NY Algorithmic Music Meetup New YorkUSMembers 210Luis M. Sanchez
데이터뽀개기 SeoulKR회원 206데이터뽀개기
Swiss Data Circle ZürichCHMitglieder 203Andu Dimofte
Data & Analytics Hangout BurlingtonUSMembers 202LJO
NY InsuranceTech (Insuretech) Startup Group New YorkUSInsureTechies 199Prashant
Hyperconverged Infrastructures: Next big Wave in Datacenters FremontUSMembers 197Farhan
R Frankfurt am Main FrankfurtDEMitglieder 194ADVISORI FTC GmbH
Advanced Analytics Munich MünchenDEMitglieder 190Frederic
Luleå Datacenter Meetup LuleåSEMembers 187Tor Björn Minde
Open Data-ism PuneINDataismights 187Srinivas chillara
Data Management Meet & Mingle BerlinDEDatanauts 186Hi-Gung
Charlotte Informatica User Group CharlotteUSInformatica Users 182Chris Rosser
GeoDEL DelhiINMembers 181Guneet Narula
DataOps Ghent Meetup GentBEDataOps 181Daphné De Troch
datalove OK Lab Ulm UlmDEStadtentwickler_innen 177Code for Germany
Snowflake Technical User's Group DenverUSSnowflakes 173Martha Hunter
Qingdao Data Analytics Meetup QingdaoCNMembers 172James Lue
Data Science in Automation Technology ZürichCHMembers 170Christian Spindler
서울 Greenplum Meetup SeoulKR회원 169Sanghee Lee
IIoT Karlsruhe KarlsruheDEMitglieder 167Björn Wewer
Strukturiert visualisieren & komplexe Inhalte kommunizieren MünchenDEvisuelle Vor- und Querdenker 164Sebastian M
Growth Hackers in Barcelona BarcelonaESGrowth Hackers 163Ana Larrea
European Alternative Data Meetup AmsterdamNLMembers 160Hamza K
Big Data - Meetup MünchenDEMitglieder 160apt solutions GmbH
DataBeers Almería AlmeríaESDataesbirros 158Marcos Manuel Ortega
Data is Fuel! ParisFRMembres 157NOVENCIA Group
Pentaho NL Meetup AmsterdamNLPentaho data ninja's 152Rogier Wessel
Postgres Women NYC New YorkUSMembers 149PostgreSQL
Solid Netherlands UtrechtNLSolid'ers 147Piero C.
Culture Ouverte ParisFRMembres 145BenjaminJ
Clermont-Ferrand Data Lovers Clermont-FerrandFRData Lovers 141Raphael Silveira Costa
Central NJ SQL Server User Group IselinUSMembers 140James Phillips
Delhi and Gurgaon Software Development Meetup DelhiINMembers 139sanjay
Agile Data Science San FranciscoUSAgilicas 138Russell Jurney
Qlik User Group Madrid MadridESMiembros 135Alejandro Blaas
Monthly Data Talk HamburgDEMitglieder 135Digital People of GPI
Kaggle Days Meetup Agadir AgadirMAMembres 134Younes Afares
Stockholm Splunk Meetup StockholmSEMembers 133Max Cederhage
Data Powered BerlinDEMitglieder 132Lisa
South Florida IBM Power Technology Meetup Boca RatonUSMembers 129Jeff Elmore
Graph Databases Rheinland-Pfalz MainzDEGraphistas 126Neo4j
BigData|MK Milton KeynesGBData lovers 126AntonioAlvarez
Data @ Pamplona PamplonaESMembers 125Philippe Julien
Meet-up Big Data Powered by WP GdanskPLCzłonkowie 125Malwina Kulinicz
Agile Data Warehousing and Business Intelligence SydneyAUDW & BI Specialists 124steve hitchman
Blore Kagglers BangaloreINMembers 124Saurabh Mahindre
Barcelona Data Professionals BarcelonaESData Enthusiasts 118Serhii Lehkyi
Seattle KNIME Users SeattleUSMembers 117Thomas Gabriel
Yacht "Most Data" Meetup AmsterdamNLLeden 117Joey Winter
Data Wholphins BerlinDEMitglieder 116Doreen
Graph Databases - Calgary CalgaryCAGraphers 115Neo4j
Brno MATLAB Meetup Group BrnoCZMembers 115Jan Danek
Platform Digital Analytics AmsterdamNLLeden 115Arianna Ardia
Human Resources and Data Analytics WashingtonUSPeople Analyst 115Travis Walker
Mobiquity Product Management Academy AmsterdamNLMembers 115Alfred Foltin
NYC AI, Innovation, Data Science, & Startups in Pharma New YorkUSPharmhackers 108Prashant