1997 CE
- Common Era
- 1997 CE
- Gregorian Calendar
- 1997 AD
- Holocene Calendar
- 11997 HE
- Japanese Calendar
- Heisei 9 (平成9年)
- Japanese Imperial Year
- Kōki 2657 (皇紀2657年)
- Chinese Sexagenary Cycle
- Yin Fire Ox (丁丑)
Milestones
- First human in space
- 36 years ago
- World War II ends
- 52 years ago
- Hindu-Arabic numerals introduced to Europe
- 795 years ago
- Mythical founding of Japan
- 2656 years ago
- Foundation of Rome
- 2749 years ago
- Beginning of Xia Dynasty in China
- 4097 years ago
- First Egyptian pyramid completed
- 4607 years ago
- End of the Paleolithic Period
- 11996 years ago