497 (CDXCVII) was a common year starting on Wednesday of the Julian calendar, the 497th year of the Common Era (CE) and Anno Domini (AD) designations, the 497th year of the 1st millennium, the 97th year of the 5th century, and the 8th year of the 490s decade. As of the start of 497, the Gregorian calendar was 1 day ahead of the Julian calendar, which was the dominant calendar of the time.

• Isaurian War: the Isaurian rebels are defeated.

• The Alemanni are defeated by the Franks under Clovis I near Bonn.

• The Shaolin Temple is founded. For alternate founding date, see 477).

• Aryabhata, an Indian astronomer and mathematician, calculates pi (π) as ≈ 62832/20000 = 3.1416, correct to four rounded-off decimal places.

• Abdul Mutallib, son of Hashim
• Chloderic, son of Clovis I

• Hashim, great-grandfather of Muhammad, (possibly in Gaza)
• Yuan Xun