| Years |
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| Millennium |
| 1st millennium |
| Centuries |
| Decades |
| Years |
| 264 by topic |
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| Arts, history, and science |
| Countries |
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| Lists of leaders |
| Birth and death categories |
| Establishments and disestablishments categories |
| Works category |

264 (CCLXIV) was a leap year starting on Friday of the Julian calendar.
Events
By place
Asia
- Jiang Wei tries to restore the Kingdom of Shu. He wants Zhong Hui to have a rebellion against Sima Zhao, ruler of Cao Wei.
- Sun Hao succeeds Sun Xiu as ruler of the Chinese Kingdom of Wu.
Births
Deaths
- Deng Ai, general of the Cao Wei
- Deng Zhong, general of Wei, son of famed general Deng Ai (b. 230)
- Jiang Wei, general of Shu Han, grand commander and strategist, and foster son of Zhuge Liang (b. 202)
- Liao Hua, general of Shu
- Sima Zhao, general of Wei, son of Sima Yi (b. 211)
- Sun Xiu, Emperor of Eastern Wu (b. 235)
- Zhang Bu, general of Wu
- Zhang Yi, general of Shu
- Zhong Hui, general of Wei (b. 225)