"Zeitgeist Day", or Zday for short, is an annual, global event day which occurs in the middle of March, each year. The goal is to increase public awareness of The Zeitgeist Movement.

The first official "Zday" took place in 2009. These events were well documented by news agencies across the world, including the New York Times in America. An archive list of those events can be found on the zdayglobal.org site.

On the 2010 Zday there were 330 sympathetic events occurred in over 70 countries worldwide. These events were well documented by news agencies across the world, including the Huffington Post in America. More press/info can be found at zday2010.org

A Zeitgeist Day Event can take many forms, ranging from a simple showing of DVD media, to full lectures, and to interactive question-and-answer events with Chapter Organizers in various regions.