| Millennium: | 3rd millennium |
|---|---|
| Centuries: | 20th century – 21st century – 22nd century |
| Decades: | 1970s 1980s 1990s – 2000s – 2010s 2020s 2030s |
| Years: | 2006 2007 2008 – 2009 – 2010 2011 2012 |
2009 (MMIX) was a common year starting on Thursday of the Gregorian calendar, the 2009th year of the Common Era (CE) and Anno Domini (AD) designations, the 9th year of the 3rd millennium, the 9th year of the 21st century, and the 10th and last year of the 2000s decade. 2009 was called the:
- International Year of Astronomy.[1][2]
- International Year of Natural Fibres.[3]
- International Year of Reconciliation.[4]
2009 was the Chinese Year of Earth Ox based on the 12-year Chinese Zodiac cycle.