Chach may refer to
* Chach, a historic principality of Uzbekistan and the modern-day location of the capital city
Tashkent
*
Chhachh, a region in Punjab, Pakistan
*
Chach of Alor
Chach (c. 631-671 AD) ( sd, چچ)Wink, André. (1991)''Al- Hind, the Making of the Indo-Islamic World: The slave kings and the Islamic conquest''. 2, p. 153 Leiden: Brill. was a Hindu Brahmin king of Sindh region of the Indian subcontinent in th ...
, a historic ruler of Sindh
See also
*
Chach Nama, a book about the history of Sindh
*
Battle of Chach, an 11th-century battle fought at the banks of the Indus
*
Chech, a geographical regions encompassing parts of Bulgaria and Greece
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