Links to Combinatorial Conferences

For posting of upcoming conferences to this list, send email to Douglas B. West at dwest|at|illinois.edu. Other conference lists: Combinatorics and related conferences (maintained by Keith Edwards); Graph Theory and Combinatorics (at the Conference Management System); Janos Pach's Conference List

Other links: Conference Series Archives, Open problems pages.

Conferences in 2023

Dec 14-16, Amrita Vishwa Vidyapeetham, Coimbatore, India, International Conference on Graph Theory and its Applications (ICGTA23)
Dec 3-6, Kyoto, Japan, 34th International Symposium on Algorithms and Computation (ISAAC2023)
Dec 2, Ohio State University, Columbus, OH, 2nd KOI Combinatorics Lectures
Nov 30 - Dec 2, CHRIST (Deemed to be University), Bangalore, India, International Conference on Graph Theory and Applications (ICGTA-2023) (celebrating the 80th birthday of S. Arumugam)
Nov 23-24, Szeged, Hungary, Szeged WORkshop on Discrete Structures (SWORDS 2023)
Nov 18, North Carolina State University, Raleigh, NC, 23rd Triangle Lectures in Combinatorics
Nov 13-17, LAAS-CNRS, Toulouse, France, Future Trends in Polynomial Optimization (POP23)
Nov 13-17, Erdős Center, Renyi Institute, Budapest, Hungary, Graph Drawing and Combinatorial Geometry Workshop
Nov 10-11, Bogazici University, Istanbul, Turkey, Workshop on Graph Theory and Its Applications (WGT-XI)
Nov 7-10, Yokohama National University, Yokohama, Japan, 35th Workshop on Topological Graph Theory (TGT35)
Nov 6-10, Federal University of Ceará (UFC), Fortaleza, Brazil. 2nd Fortaleza Workshop in Combinatorics (ForWorC 2023)
Nov 4, University of Victoria, Victoria, BC, Canada, n-th Coast Combinatorics Conference
Oct 16-20, Center for Mathematical Research, Barcelona, Spain, Discrete Probability Days
Oct 13-14, University of Heidelberg, Heidelberg, Germany, 40th Colloquium on Combinatorics
Oct 11-13, Nice, France, 17th International Conference on Reachability Problems (RP'23)
Sep 29, University of Pisa, Pisa, Italy, 18th Workshop on Compression, Text, and Algorithms (WCTA 2023) (wcta2023pisa@gmail.com)
Sep 22-26, University of Warsaw, Warsaw, Poland, Structural Graph Theory Bootcamp (STRUG)
Sep 20-23, Isola delle Femmine (Palermo), Italy, 31st International Symposium on Graph Drawing and Network Visualization (GD 2023)
Sep 18-22, Vrije Universiteit Brussel, Brussels, Belgium, Finite geometry & friends
Sep 18-22, Huatulco, Mexico, XII Latin-American Algorithms, Graphs and Optimization Symposium (LAGOS 2023)
Sep 11-13, Georgia Institute of Technology, Atlanta, GA, 27th International Workshop on Randomization and Computation (RANDOM 2023) and 26th International Workshop on Approximation Algorithms for Combinatorial Optimization Problems (APPROX 2023)
Sep 7-8, Amsterdam, Netherlands, Workshop on Approximation and Online Algorithms (WAOA)
Sep 4-8, Technical University of Dortmund, Dortmund, Germany, Workshop on Random Graphs
Sep 4-8, Centrum Wiskunde & Informatica, Amsterdam, Netherlands, ALGO 2023 (includes ESA, ALGOWIN, ALGOCLOUD, IPEC, ATMOS, WAOA)
Sep 4-8, Erdős Center, Renyi Institute, Budapest, Hungary, Convex and Discrete Geometry Workshop
Sep 4-7, Royal Holloway University of London, Egham, UK, 16th International Symposium on Algorithmic Game Theory (SAGT)
Sep 4-6, sponsored by University of Haifa, Haifa, Israel, 2nd International Conference on Enumerative Combinatorics and Applications (ICECA 2023) (VIRTUAL format)
Sep 4-6, Amsterdam, Netherlands, 31st European Symposium on Algorithms (ESA 2023) (part of ALGO 2023)
Sep 3-8, High Tatras, Slovakia, 31st Workshop Cycles and Colourings
Aug 28 - Sep 1, Prague, Czechia, European Conference on Combinatorics, Graph Theory and Applications (EUROCOMB'23)
Aug 28 - Sep 1, Erdős Center, Renyi Institute, Budapest, Hungary, Convex and Discrete Geometry Summer School
Aug 28 - Sep 1, Charles University, Prague, Czech Republic, European Conference on Combinatorics, Graph Theory, and Applications (Eurocomb'23)
Aug 27-31, University of Toronto St. George campus, Toronto, Ontario, Canada, 29th Conference on Principles and Practice of Constraint Programming (CP 2023)
Aug 20-25, Waseda University, Tokyo, Japan, International Congress on Industrial and Applied Mathematics ICIAM 2023 (minisymposia on Posets, Extremal and Probabilistic Combinatorics, Combinatorial Reconfiguration, Topological Dynamics, Combinatorial Optimization, and Hyperplane arrangements and enumeration)
Aug 14-18, University of Eindhoven, Eindhoven, Netherlands, 26th workshop on Future Research in Combinatorial Optimization (FRICO 2023)
Aug 12-17, Ohrid, Macedonia, Macedonian Workshop on Graph Theory and Applications
Jul 31 - Aug 4, Concordia University, Montreal, Canada, 18th Algorithms and Data Structures Symposium (WADS 2023) (Jul 31 - Aug 2); 35th Canadian Conference on Computational Geometry (CCCG 2023) (Aug 2-4)
Jul 31 - Aug 4, University of Minnesota, Duluth, MN, Number Theory and Combinatorics in Duluth (honoring Joe Gallian and 45 years of Duluth REU)
Jul 30 - Aug 4, Mathematical Research and Conference Center, Bedlewo, Poland, Summer School in Algebraic, Asymptotic, and Enumerative Combinatorics
Jul 24-26, University of Aveiro, Aveiro, Portugal, Optimization 2023
Jul 23 - Aug 4, University of Wyoming, Laramie, WY, Graduate Research Workshop in Combinatorics (GRWC 2023)
Jul 17-21, University of Amsterdam, Amsterdam, Netherlands, Summer School on Computational Social Choice
Jul 17-21, Universit of Kassel, Kassel, Germany, 17th International Conference on Formal Concept Analysis (ICFCA 2023) (hybrid format)
Jul 10, Paderborn, Germany, Congestion Games Workshop (Satellite Workshop of ICALP 2023)
Jul 10, Paderborn, Germany, Algorithmic Aspects of Temporal Graphs VI (Satellite Workshop of ICALP 2023)
Jul 10, Paderborn, Germany, GWP 2023 - Graph Width Parameters: from Structure to Algorithms (Satellite Workshop of ICALP 2023)
Jul 10, Paderborn, Germany, Homomorphism Counting Workshop (adjoint with ICALP 2023)
Jul 10, Paderborn, Germany, 3rd Workshop on Combinatorial Reconfiguration (affiliated with ICALP 2023)
Jul 6-7, Queen Mary University, London, UK, 2nd Queer and Trans Mathematicians in Combinatorics (QTMC)
Jul 3-7, University of Burgundy, Dijon, France, Permutation Patterns 2023 (21st International Conference on Permutation Patterns)
Jul 3-7, University of Rijeka, Rijeka, Croatia, Rijeka Conference on Combinatorial Objects and Their Applications (RICCOTA2023)
Jul 3-5, Universidade de Santiago de Compostela, Santiago de Compostela, Spain, XX Spanish Meeting on Computational Geometry
Jul 2-6, Spa, Belgium, International Colloquium on Graphs and Optimization 2023 (GO XI)
Jun 28-30, Clermont-Ferrand, France, Polyhedra and Combinatorial Optimization Days (JPOC13)
Jun 28-30, Fribourg, Switzerland. 49th International Workshop on Graph-Theoretic Concepts in Computer Science (WG 2023)
Jun 26-30, University of Gdańsk and Gdańsk University of Technology, Sopot, Poland, 8th Gdańsk Workshop on Graph Theory (GWGT) with panel lessons of summer school (hybrid format)
Jun 26-28, Marne-la-Vallée, France, 34th Annual Symposium on Combinatorial Pattern Matching (CPM 2023)
Jun 26-27, Zoom, 4th Algebraic Combinatorics Virtual Expedition (AlCoVE 2023)
Jun 25 - Jul 1, Koper, Slovenia, 11th PhD Summer School in Discrete Mathematics (organized by University of Primorska)
Jun 21-23, University of Wisconsin, Madison, WI, 24th Conference on Integer Programming and Combinatorial Optimization (IPCO 2023) (preceded by a Summer School Jun 19-20)
Jun 20-23, Garmisch-Partenkirchen, Germany, 19th Cologne-Twente Workshop on Graphs and Combinatorial Optimization (CTW2023)
Jun 20-22, Haifa, Israel, Haifa Workshop on Interdisciplinary Applications of Graph Theory, Combinatorics and Algorithms
Jun 18-24, Kranjska Gora, Slovenia, 10th Slovenian Conference on Graph Theory
Jun 15-16, Vrije Universiteit, Amsterdam, Netherlands, 13th Day(s) on Computational Game Theory
Jun 13-16, Batumi, Georgia, 13th International Symposium on Algorithms and Complexity (CIAC 2023), mavronic@ucy.ac.cy, bdundua@gmail.com
Jun 12-16, Umea, Sweden, WORDS 2023 (Combinatorics of Words)
Jun 12-16, Bergen, Norway, FPT Fest 2023 (in the Honour of Mike Fellows)
Jun 12-15, University of Texas, Dallas, TX, 39th International Symposium on Computational Geometry (SoCG 2023)
Jun 12-14, Sorbonne University, Paris, France, Graph Theory and Combinatorics Workshop at FoCM 2023 (Foundations of Computational Mathematics)
Jun 7-10, National Cheng Kung University, Tainan, Taiwan, 34th International Workshop on Combinatorial Algorithms (IWOCA 2023)
Jun 5-9, Veszprem, Hungary, Optimization and Algorithms International Conference (OPAL 23) (hybrid format; celebrating 70th birthday of Zsolt Tuza)
Jun 5-8, Winnipeg, Manitoba, Canada, 9th biennial Canadian Discrete and Algorithmic Mathematics Conference (CanaDAM 2023)
Jun 4-16, Nesin Mathematics Village, Sirince, Izmir, Turkey, CIMPA Research School on Graph Structure and Complex Network Analysis
Jun 2-4, Charles University, Prague, Czech Republic, 8th IGAFIT Highlights of Algorithms (HALG 2023)
May 31 - Jun 2, Seattle, WA, SIAM Conference on Applied and Computational Discrete Algorithms (ACDA23)
May 29 - Jun 2, Bardejovské Kúpele, Slovakia, 58th Czech and Slovak Conference on Graph Theory
May 29-31, Pondicherry University, India, First Annual Meru Combinatorics Conference 2023
May 27-28, University of Illinois, Urbana, IL, Extremal Combinatorics @ Illinois (EXCILL IV), preceded by Summer School in Graph Coloring (May 23-26), followed by Summer School in Algebraic Methods in Combinatorics (May 29 - Jun 1)
May 24, University of Oxford, Oxford, UK, One-Day Meeting in Combinatorics
May 23-26, Fields Institute for Research in Mathematical Sciences, Toronto, Canada, 18th Workshop on Algorithms and Models for the Web Graph (WAW 2023) (follows Workshop on Modelling and Mining Complex Networks as Hypergraphs, May 15-19)
May 22-25, University of Southern California, Los Angeles, CA, 20th Mixed Integer Programming Workshop (MIP 2023)
May 18-19, ZIB, Berlin, Germany, GMZ 60: Geometry, Topology, Community (on the occasion of Günter M. Ziegler's 60th birthday)
May 17-20, University of Georgia, Athens, GA, Integers Conference 2023
May 15-19, Toronto Metropolitan University, Toronto, Ontario, Canada, Workshop: Modelling and Mining Complex Networks as Hypergraphs (contact Pawel Pralat)
May 15-19, University of Colorado Denver, Denver, CO, (Workshop) Circuit Diameters and Augmentation: Recent Advances in Linear and Integer Optimization
mid-May - Sep, IT University of Copenhagen, Copenhagen, Denmark, Copenhagen Summer of Counting and Algebraic Complexity
May 13-14, Middle Tennessee State University, Murfreesboro, TN, 32nd Cumberland Conference on Combinatorics, Graph Theory and Computing
May 13-14, University of Notre Dame, South Bend, IN, 8th Lake Michigan Workshop on Combinatorics and Graph Theory
May 10-11, Queen Mary, University of London, and London School of Economics, London, UK, 16th QMUL/LSE Colloquia in Combinatorics (including celebration of 80th birthday of Norman Biggs)
May 4-7, Bled, Slovenia, Groups, Graphs, and Everything in Between (honoring the 70th birthday of Dragan Marušič)
May 3-5, Bologna, Italy, Cutting and Packing (19th ESICUP Meeting)
Apr 28-30, State University of New York, Albany, NY, Women in Algebra and Combinatorics (Northeast Conference Celebrating the Association for Women in Mathematics: 50 Years and Counting)
Apr 22-23, Texas A\&M University, College Station, TX, CombinaTexas 2023
Apr 19-21, Eindhoven University of Technology, Eindhoven, Netherlands, Workshop on Combinatorics in Digital Communication
Apr 12-14, Brno, Czech Republic, 23rd European Conference on Evolutionary Computation in Combinatorial Optimisation
Apr 8, North Carolina State University, Raleigh, NC, 22nd Triangle Lectures in Combinatorics
Apr 1-2, virtual meeting, Special session `Recent Progress in Chromatic Graph Theory' (within AMS Spring 2023 Eastern Sectional Meeting)
Mar 29-31, Universitat Politècnica de Catalunya, Barcelona, Spain, 39th European Workshop on Computational Geometry (EuroCG 2023)
Mar 27-29, University of Birmingham, Birmingham, UK, Postgraduate Combinatorial Conference (PCC 2023)
Mar 22-24, Hsinchu, Taiwan, 17th International Conference and Workshops on Algorithms and Computation (WALCOM 2023)
Mar 18-19, Georgia Institute of Technology, Atlanta, GA, AMS Meeting #1184, 2023 Spring Southeastern Sectional Meeting (three sessions on graph theory plus sessions on "Discrete Analysis" and "Logic, Combinatorics, and their Interactions".
Mar 14-16, Brandenburg University of Technology Cottbus-Senftenberg, Cottbus, Germany, SIGOPT 2023 - International Conference on Optimization
Mar 6-10, Florida Atlantic University, Boca Raton, FL, 54th Southeastern International Conference on Combinatorics, Graph Theory & Computing
Mar 6-7, Utrecht, Netherlands, 2023 Dutch Days of Combinatorics
Mar 4-5, Simon Fraser University Harbor Centre, Vancouver, BC, Canada, Coast Combinatorics Conference (CCC2023)
Feb 20-24, Nesin Mathematics Village, Izmir, Turkey, Aart and Combinatorics (celebrating the work of Art Blokhuis
Feb 9-11, Dhirubhai Ambani Institute of Information and Communication Technology, Gandhinagar, India, 9th International Conference on Algorithms and Discrete Applied Mathematics (CALDAM 2023)
Feb 2-4, St. Aloysius College Elthuruth, Thrissur, Kerala, India International Conference on Recent Advances in Graph Theory and Allied Areas
Jan 22-25, Florence, Italy, Symposium on Discrete Algorithms (SODA23)
Jan 10-12, Ramanujan College, University of Delhi, Delhi, India, International Conference on Graphs, Networks and Combinatorics (ICGNC 2023)
Jan 9-13, ISCV, Valparaíso, Chile, 18th Summer School in Discrete Mathematics
Jan 30 - May 5, Brown University, Providence, RI Semester on Discrete Optimization: Mathematics, Algorithms, and Computation (includes workshops Linear and Non-Linear Mixed Integer Optimization (Feb 27 - Mar 3), Combinatorics and Optimization (Mar 27-31), and Trends in Computational Discrete Optimization (Apr 24-28)

Conference Series Archives

Archive sites for conference series provide a valuable record. Links for several appear below. These also may have expired for conference series that are now defunct. Archives may include such things as lists of talks, participants, and abstracts; even sometimes photos. If anyone knows of archive sites for other conference series in discrete mathematics, please let me know (send information to dwest(at)illinois(dot)edu). There are many other conference series that would benefit from having archive sites; any volunteers?

ACCOTA (Combinatorial and Computational Aspects of Optimization, Topology and Algebra)
ACCMCC (Australasian Conferences in Combinatorial Mathematics and Combinatorial Computing)
BADMath (Bay Area Discrete Mathematics Days)
BCC (British Combinatorial Conferences) (maintained by Keith Edwards)
C&C (Workshop on Cycles & Colourings - High Tatras)
CIG (Computational Intelligence and Games
Clemson Mini-Conference on Discrete Mathematics and Algorithms
COCOON (Combinatorics and Computing) (maintained by Michael Ley)
Cascadia Combinatorial Feast (formerly Combinatorial Potlatch; Puget Sound area)
CAAC (Combinatorial Algebra meets Algebraic Combinatorics)
CoNE - Combinatorists of New England (series ended after 45 meetings - archive by Ruth Haas)
CombinaTexas (maintained by Catherine Yan)
DIMACS Reconnect Conferences
DIMACS Special Years, all DIMACS Workshops
Discrete Mathematics in New England (maintained by Karen Collins)
Discrete Mathematics Days in the Northeast (maintained by Karen Collins)
FPSAC (Formal Power Series and Algebraic Combinatorics)
GD (Graph Drawing) (maintained by Roberto Tamassia)
International Conference on Permutation Patterns
IWOCA (International Workshop on Combinatorial Algorithms)
LAGOS (Latin and American Algorithms, Graphs and Optimization Symposium
LATIN (Latin American Theoretical INformatics
LAWCG (Latin American Workshop on Cliques in Graphs)
MCCCC (Midwest Conference on Combinatorics, Cryptography and Computing) (maintained by Ralucca Gera)
MIGHTY (MIdwest GrapH TheorY) (maintained by Jay Bagga)
MOPTA (McMaster Optimization Conference)
MSRI Workshops (Mathematical Sciences Research Institute
NSF-CBMS Regional Research Conferences (Conference Board of the Mathematical Sciences)
Nordic Combinatorial Conference (NORCOM)
Séminaire Lotharingien de Combinatoire (maintained by Christian Krattenthaler)
SIAM Discrete Mathematics, SIAM Discrete Algorithms
WADS (Workshop on Algorithms and Data Structures)
WG (International Workshop on Graph-Theoretic Concepts in Computer Science)