Eupithecia kostjuki

{{short description|Species of moth}}

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| genus = Eupithecia

| species = kostjuki

| authority = Mironov, 1989{{cite web |last=Yu |first=Dicky Sick Ki |url=http://www.taxapad.com/local.php?taxonidLC=82873041 |title=Eupithecia kostjuki Mironov 1989 |website=Home of Ichneumonoidea |publisher=Taxapad |archive-url=https://web.archive.org/web/20160325005931/http://www.taxapad.com/local.php?taxonidLC=82873041 |archive-date=March 25, 2016}}

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Eupithecia kostjuki is a moth in the family Geometridae. It is found in Kazakhstan (the Ala-Tau Mountains).