Back 2040 AF 2040 Arabic 2040 AST 2040 AZ 2040 BAT-SMG 2040 Bulgarian ༢༠༤༠ལོ། BO 2040 Catalan ٢٠٤٠ CKB 2040 Czech
| Millennium: | 3rd millennium |
|---|---|
| Centuries: | 20th century – 21st century – 22nd century |
| Decades: | 2010s 2020s 2030s – 2040s – 2050s 2060s 2070s |
| Years: | 2037 2038 2039 – 2040 – 2041 2042 2043 |
2040 (MMXL) will be a leap year starting on Sunday of the Gregorian calendar, the 2040th year of the Common Era (CE) and Anno Domini (AD) designations, the 40th year of the 3rd millennium, the 40th year of the 21st century, and the 1st year of the 2040s decade.