Feb 2 - 7 2020 (St. Moritz, Switzerland): XXII. Symposium on Atomic, Cluster and Surface Physics

Feb 16 - 21 2020 (St. Simons Island, USA) 60th Sanibel Symposium

Feb 17 - 20 2020: 6th Virtual Winter School for Computational Chemistry

March 2 - 6 2020 (Denver, USA): APS March meeting

March 9 - 11 2020 (Dresden, Germany) Tensor Product Methods for Strongly Correlated Molecular Systems

April 19 - 24 2020 (Bad Dürkheim, Germany): Isolated Biomolecules and Biomolecular Interactions (IBBI 2020)

May 7 - 9 2020 (Goa, India): 20th deMon workshop

June 1 - 5 2020 (Erquy, France): Jujols X: European Workshop on Theoretical Approaches of Molecular Magnetism

June 7 - 12 2020 (Montpellier, France): ATALANTE 2020: nuclear chemistry for sustainable fuel cycles

June 14 - 27 2020 (Aussois, France) International summer School in electronic structure Theory "electron correlation in Physics and Chemistry" (ISTPC)

June 15 - July 9 2020 (Toulouse, France) NanoX Summer School on Computational Modeling and Nano Sciences

June 21 - 25 2020 (Philadelphia, USAs): 29th Rare Earth Research Conference (RERC29)

June 22 - 26 2020 (Assisi, Italy): 13th International Conference on Relativistic Effects in Heavy-Element Chemistry and Physics (REHE2020) (postponed 2021)

June 23 - 26 2020 (Vigo, spain): 12th Congress on Electronic Structure Principles and Applications (ESPA-2020) (postponed 2021)

June 28 - July 3 2020 (Torun, Poland): 25th International Workshop on Quantum Systems in Chemistry, Physics and Biology (QSCP) (postponed 2021)

June 28 - July 4 2020 (Piriac-sur-Mer, France): 1st Summer School on Halide perovskite materials for optoelectronic applications (postponed 2021)

July 19 - 24 2020 (Castelldefels, Spain) Multiscale Modeling of Complex Systems: Methods and Applications (Gordon Research Conference)

July 19 - 24 2020 (Holderness, USA) Exploring High Pressure Science at the Extremes Through Experiment and Computation (Gordon Research Conference)

July 27 - 29 2020 (zoom): Virtual Conference on Theoretical Chemistry 2020

July 27 - 30 2020 (L'Aquila, Italy) Challenges in designing room-temperature superconductors

Aug 16 - 21 2020 (Vancouver, Canada): 12th Triennial Congress of the World Association of Theoretical and Computational Chemists (WATOC) (postponed 2021)

Aug 17 - 21 2020 (Novgorod, Russia): V. A. Fock Meeting on Theoretical, Quantum and Computational Chemistry (postponed 2021)

Aug 23 - 28 2020 (Hamburg, Germany): 23rd European Conference on the Dynamics of Molecular Systems (MOLEC 2020) cancelled

Aug 30 - Sep 3 2020 (Lisboa, Portugal): ECC8 – 8th EuChemS Chemistry Congress

Aug 31 - Sepr 4 2020 (zoom): Warsaw Molecular Electronic Structure conference

Sep 2 - 4 2020 (Cambridge, UK): Faraday Discussion Meeting: New Horizons in Density-Functional Theory

Sep 6 - 10 2020 (Manchester, UK): 17th International Conference on Molecule Based Magnets (postponed 2021)

Sep 6 - 11 2020 (Tenerife, Spain) 58th European High Pressure Research Group International Conference

Sep 9 - 11. septembre 2020 (Ingelheim, Germany): OPERA2020 symposium on modern theoretical and computational chemistry (in honor of the 60th birthday of Jürgen Gauss) (postponed 2021)

Sep 22 - 25. 2020 (Amsterdam, Netherlands): 3rd European Symposium on Chemical Bonding (CBOND2020) (postponed 2022)

Sep 28 - Oct 1 2020 (zoom) Fundamental Sciences & Quantum Technologies using Atomic Systems (FSQT 2020)

Oct 25 - 30 2020 (Ligaria, Greece): Stereodynamics (postponed 2021)

Oct 26 - 28. 2020 (Cluj, Romania): MolMod 2020

Nov 2 - 6. 2020 (virtual) 4ème édition des Journées "Théories, Modélisation & Simulation"

Dec 3 - 4 2020 (zoom) Löwdin Lectures - a 60th Anniversary Celebration

Dec 15 - 20. 2020 (Honolulu, USA): Pacifichem 2020; for computational and theoretical symposia, see here (postponed 2021)

June 13 - 17 2021 (Manchester, UK): 17th International Conference on Molecule Based Magnets

June 14 - 18 2021 (Assisi, Italy): 13th International Conference on Relativistic Effects in Heavy-Element Chemistry and Physics (REHE2021)

June 15 - 18 2021 (Znojm, Czech Republic): Strong correlation in molecules (ICQC satellite)

June 21 - 27 2021 (Bratislava, Slovakia): 17th International Congress of Quantum Chemistry (ICQC 2021)

June 27 - 30 2021 (Graz, Austria): Intermolecular Interactions and Properties of Gases, Liquids and Solids (ICQC satellite)

June 27 - 30 2021 (Banská Bystrica, Slovakia): Photo-responsive Molecular Systems (PhoMoS): Bridging Theory and Experiment (ICQC satellite)

June 27 - July 1 2021 (Bordeaux, France): Rencontres des Chimistes Théoriciens Francophones (RCTF2022)

June 27 - July 2 2021 (Toruń, Poland): 25th International Workshop on Quantum Systems in Chemistry, Physics and Biology (QSCP)

June 27 - July 3 2021 (Piriac-sur-Mer, France): 1st Summer School on Halide perovskite materials for optoelectronic applications

July 25 - 30 2021 (Vancouver, Canada): 12th Triennial Congress of the World Association of Theoretical and Computational Chemists (WATOC)

Aug 23 - 27 2021 (Novgorod, Russia): V. A. Fock Meeting on Theoretical, Quantum and Computational Chemistry

Sep 1 - 3 2021 (Ingelheim, Germany): OPERA2020 symposium on modern theoretical and computational chemistry (in honor of the 60th birthday of Jürgen Gauss)

Sep 5 - 18 2021 (Palermo, Italy ): European Summerschool of Quantum Chemistry

Dec 16 - 21 2021 (Honolulu, USA): Pacifichem 2021

June 26 - July 1 2022 (Virginia Tech, USA): Molecular Quantum Mechanics

Aug 21 - 26 2022 (Hamburg, Germany): 23rd European Conference on the Dynamics of Molecular Systems (MOLEC 2022)

Sep 20 - 23 2022 (Amsterdam, Netherlands): 3rd European Symposium on Chemical Bonding (CBOND2020)

Jan 22 - 26 2024 (Perth, Australia): Ab Initio Quantum Chemistry: Recent Advances and Applications (ICQC satellite)

Jan 24 - 26 2024 (Melbourne, Australia): Australian Symposium on Density Functional Theory (ICQC satellite)

Jan 29 - Feb 3 2024 (Auckland, New Zeeland): 18th International Congress of Quantum Chemistry (ICQC 2024)

Feb 4 - 7 2024 (Rotorua, New Zeeland): Chemistry at Extreme Conditions (ICQC satellite)

Feb 5 - 6 2024 (Auckland, New Zeeland) Biomolecular Simulations (ICQC satellite)