PQE 2009: Physics of Quantum Electronics
4 Jan 2009 - 8 Jan 2009 -- Snowbird, Utah, United States of America

Nineteenth Annual ACM -SIAM Symposium on Discrete Algorithms
4 Jan 2009 - 6 Jan 2009 -- New York, New York

First Workshop on Quantum Technology in Biological Systems
11 Jan 2009 - 16 Jan 2009 --

id Quantique Winter School on Practical Quantum Cryptography
19 Jan 2009 - 22 Jan 2009 -- Les Diablerets, Switzerland

ICQNM 2009: The Third International Conference on Quantum, Nano and Micro Technologies
1 Feb 2009 - 6 Feb 2009 -- Cancun, Mexico

SQuInT 2009: 11th Annual Southwest Quantum Information and Technology Workshop
15 Feb 2009 - 17 Feb 2009 -- Seattle, Washington, USA

OFC 2009: Conference on Optical Fiber Communication
22 Mar 2009 - 26 Mar 2009 -- San Diego, CA

IMA Conference on Quantum Computing and Complexity of Quantum Simulation
31 Mar 2009 - 2 Apr 2009 -- Imperial College, London, UK

TQC 2009: The 4th Workshop on Theory of Quantum Computation, Communication, and Cryptography
11 May 2009 - 13 May 2009 -- Waterloo, Canada

GSA Conference 2009
13 May 2009 - 15 May 2009 -- University of Calgary

CEC 2009: IEEE Congress on Evolutionary Computation
18 May 2009 - 21 May 2009 -- Trondheim, Norway

DAMOP 2009: 40th Annual Meeting of the APS Division of Atomic, Molecular and Optical Physics
19 May 2009 - 23 May 2009 -- Charlottesville, United States of America

Biannual INTRIQ workshop
21 May 2009 - 22 May 2009 -- Orford, Quebec

CEWQO 2009: 16th Central European Workshop on Quantum Optics
23 May 2009 - 27 May 2009 -- Turku, Finland

iCORE Quantum Information Science Conference at the UofC
28 May 2009 - 28 May 2009 -- University of Calgary

iCORE Quantum Information Science @ University of Calgary Mini-Conference
28 May 2009 - 28 May 2009 -- University of Calgary

CLEO/IQEQ 2009: The Conference on Lasers and Electro-Optics - The International Electronics Conference
31 May 2009 - 5 Jun 2009 -- Baltimore Convention Center, Baltimore, Maryland, USA

MITACS 2009: Mathematics of Information Technology and Complex Systems Annual Conference 2009
31 May 2009 - 5 Jun 2009 -- Fredericton, New Brunswick

STOC2009: 41st ACM Symposium on Theory of Computing
31 May 2009 - 2 Jun 2009 -- Bethesda, Maryland

USEQIP 2009: Undergraduate School on Experimental Quantum Information Processing 2009
1 Jun 2009 - 12 Jun 2009 -- IQC, Waterloo, Ontario, Canada

Theory Canada 5
3 Jun 2009 - 6 Jun 2009 -- University of New Brunswick

Theory Canada 5
3 Jun 2009 - 6 Jun 2009 -- Fredericton, New Brunswick, Canada

Theory Canada 5
3 Jun 2009 - 6 Jun 2009 -- Fredericton, New Brunswick, Canada

CMS Summer 2009: CMS/CSHPM Summer Meeting 2009
6 Jun 2009 - 8 Jun 2009 -- St. John's, Newfoundland

CAP Congress 2009: Canadian Association of Physicists Congress 2009
7 Jun 2009 - 10 Jun 2009 -- Université de Moncton, Moncton, New Brunswick

Quantum Optics VII
8 Jun 2009 - 12 Jun 2009 -- Zakopane, Poland

4th Annual Feynman Festival/International Conference 2009
22 Jun 2009 - 26 Jun 2009 -- Olomouc, Czech Republic

ICSSUR 2009: 11th International Conference of Squeezed States and Uncertainty Relations
22 Jun 2009 - 26 Jun 2009 -- Olomouc, Czech Republic

HBSM 2009: 10th International Meeting on Hole Burning, Single Molecule, and Related Spectroscopies: Science Applications
22 Jun 2009 - 27 Jun 2009 -- Palm Cove, Great Barrier Reef, Australia

64th OSU international symposium on molecular spectroscopy
22 Jun 2009 - 26 Jun 2009 --

64th OSU international symposium on molecular spectroscopy
22 Jun 2009 - 26 Jun 2009 -- Columbus, Ohio

QuNO 2009: Alberta Quantum and Nano-Optics 2009 Annual Meeting
24 Jun 2009 - 27 Jun 2009 -- University of Calgary, Calgary, Alberta

LPHYS'09: 18th International Laser Physics Workshop
13 Jul 2009 - 17 Jul 2009 -- Barcelona, Spain

ICQFT '09: International Conference on Quantum Foundation and Technology: Frontier and Future
17 Jul 2009 - 22 Jul 2009 -- Shanghai, P. R. China

Dagstuhl Seminars: Classical and Quantum Information Assurance Foundations and Practice
26 Jul 2009 - 31 Jul 2009 -- Wadern, Germany

Quantum Communications and Quantum Imaging VII (Conference 7465) Optics+Photonics 2009
4 Aug 2009 - 6 Aug 2009 -- San Diego, California

KIAS Workshop on Quantum Information Sciences
17 Aug 2009 - 21 Aug 2009 -- Seoul, Korea

iCORE Summit 2009: 2009 iCORE Banff Informatics Summit
20 Aug 2009 - 22 Aug 2009 -- Banff, Canada

CQISC 2009: Canadian Quantum Information Student Conference
22 Aug 2009 - 23 Aug 2009 -- Fields Institute, Toronto, Canada

CQIQC - III: Conference on Quantum Information and Quantum Control
24 Aug 2009 - 27 Aug 2009 -- Toronto, Ontario

AQIS 2009: The 9th Asian Conference on Quantum Information Science
26 Aug 2009 - 29 Aug 2009 -- Nanjing, P.R.China

COLOQ'11: 11ème édition du Colloque sur les Lasers et l'Optique Quantique
7 Sep 2009 - 9 Sep 2009 -- Mouans-Sartoux, France

IWQNS 2009: International Workshop on Quantum Nonstationary Systems
19 Oct 2009 - 23 Oct 2009 -- Brasilia, Brazil

FOCS 2009: 50th Annual IEEE Symposium on Foundations of Computer Science
24 Oct 2009 - 27 Oct 2009 -- Atlanta, Georgia, USA

ICQCQN 2009: International Conference on Quantum Communication and Quantum Networking
26 Oct 2009 - 30 Oct 2009 -- Naples, Italy

SPW 2009: Single Photon Workshop 2009
3 Nov 2009 - 6 Nov 2009 -- Boulder, Colorado

ICMIS 2009: International Conference on Mathematics and Information Security
13 Nov 2009 - 15 Nov 2009 -- Sohag University, Egypt

ICQIT 2009: International Conference on Quantum Information and Technology
2 Dec 2009 - 5 Dec 2009 -- Tokyo, Japan