- Queen Margrethe and Prince Henrik, Denmark
- Ban Ki-moon, UN General Secretary
- Helle Thorning-Schmidt, Prime Minister, Denmark
- Mr. Liu Biwei, China's ambassador to Denmark
- Mr. Seishi Suei, Japan's ambassador to Denmark
- Mr. Stephen Queirolo Palmas, Italy's ambassador to Denmark
- The speakers of the parliaments in the Nordic and Baltic countries: Mogens Lykketoft, Denmark - Eero Heinäluoma, Finland - Einar G. Guðfinnsson, Iceland - Aktar Chaudry, Norway - Per Westerberg, Sweden - Ene Ergma, Estonia - Solvita Åbolitina, Latvia - Vydas Gedvilas, Lithuania
- The chiefs of defence of the member states of the Arctic Council: General Peter Bartram, Denmark - General Thomas J. Lawson, Canada - General Ari Puheloinen, Finland - Kontreadmiral Georg Larusson, Iceland - General Harald Sunde, Norway - General Valery Vasilyevich Gerasimov, Russia - General Sverker Göranson, Sweden - General Charles H. Jacoby, USA
- Crown prince Frederik and crown princess Mary Denmark
- President Lee Myung-bak South Korea
- Minister of Environment Ida Auken Denmark
- Crown prince Willem-Alexander van Oranje-Nassau Holland
- Prince Joachim and princess Marie prince Nikolai and prince Felix Denmark
- Johan Van de Gronden Vos CEO, World Wildlife Foundation, Holland
- Brian Mikkelsen minister of justice, Danmark
- Jim Prentice, Minister of Environment, Canada
- Sepp Blatter, President of FIFA, Switzerland
- Michael Mascha, Founder at Finewaters, USA
- Members of the Royal Danish Court
- Members of the Imperial Japanese Court
- Members of the Royal Thai Court
- Ambassadors in Brussels for EU's 25 member countries
- Ministers of the Environment from 22 countries
- Nancy Pelosi, Leader of the House of Representatives, USA
- Jose Manuel Barroso President of the European Commission
- Angela Merkel Chancellor, Germany
- Jared Leto Actor and musician, USA
- Barbara Boxer, Senator, Chairman of the Senate Environment Committee together with nine other senators, USA
- Anders Fogh Rasmussen then Prime Minister, Denmark
- Per Stig Møller then Foreign Minister, Denmark
- John McCain Senator, USA
- Göran Persson then Prime Minister of Sweden
- UNESCO World Heritage Committee
- The Icelandic singer Björk
- Jane Goodall, anthropologist, the world's foremost expert on chimpanzees, Tanzania
- Dev Patel actor, England
- Connie Hedegaard, European Commissioner for Climate Action
- Jackson Rathbone, actor and singer, USA
- Albert II, Prince of Monaco
- Frank Marshall, film producer and director, USA
- M. Night Shyamalan, Film director, producer, screenwriter and actor, USA
- Sergej Lavrov, Foreign Minister, Russia
- Jonas Støre, Foreign Minister, Norway
- Gary Lunn, Minister of Natural Ressources, Canada
- Per Stig Møller, then Foreign Minister, Denmark
- John Negroponte, then Deputy Secretary of State, USA
UN General Secretary Ban Ki-moon and then Danish Prime Minister Helle Thorning-Schmidt stayed at Hotel Arctic in 2014.