Abhay Vasant Ashtekar (amụrụ na 5 Julaị 1949) bụ onye India bụ ọkà mmụta sayensị. Ọ bụ Eberly Prọfesọ nke Physics na Director nke Institute for Gravitational Physics and Geometry na Pennsylvania State University. Dị ka onye kere Ashtekar variables, ọ bụ otu n'ime ndị guzobere loop quantum gravity na ya subfield loop quantum cosmology. O dekwara ọtụtụ nkọwa nke loop quantum gravity nke ndị na-abụghị ndị ọkà mmụta sayensị nwere ike ịnweta. N'afọ 1999, Ashtekar na ndị ọrụ ibe ya nwere ike ịgbakọ entropy maka oghere ojii, na-adaba na amụma 1974 akụkọ ifo site n'aka Oxford Hawking. Ọkà mmụta sayensị na-ahụ maka mgbakọ na mwepụ Roger Penrose akọwapụtala ụzọ Ashtekar si ele quantum gravity anya dị ka "Ihe kachasị mkpa n'ime mgbalị niile 'na-emegide' mgbanwe nke ịdị adị. Ashtekar ka a họpụtara dị ka onye so na National Academy of Sciences na Mee 2016.
Ashtekar