Knysh () is a Ukrainian-language surname derived from the name of knysh, a traditional pastry. Notable people with this surname include: Danylo Knysh (born 1996), Ukrainian football midfielder Myhaylo Knysh (born 1983), Ukrainian sprinter Olha Knysh (born 1995), Ukrainian alpine skier Renald Knysh (1931–2019), Soviet and Belarusian coach in artistic gymnastics Valentin Knysh (1937–2022), Russian politician Volodymyr Knysh (born 1970), Soviet and Ukrainian footballer

See also