Takanashi (written: 高梨) is a Japanese surname. Notable people with the surname include:
Masahiro Takanashi (高梨 将弘) (born 1983), Japanese professional wrestlerTakanashi Masamori (高梨 政盛) (died 1513), Japanese samuraiTakanashi Masayori (高梨 政頼) (died 1581), Japanese samuraiMitsuba Takanashi (高梨 みつば), Japanese manga artistRin Takanashi (高梨 臨) (born 1988), Japanese actress and gravure idolSara Takanashi (高梨 沙羅) (born 1996), Japanese ski jumperShizue Takanashi (たかなし しずえ), Japanese manga artistTakanashi Sumiyori (高梨 澄頼) (died 1576), Japanese samuraiYasuharu Takanashi (高梨 康治) (born 1964), Japanese anime composerYutaka Takanashi (高梨 豊) (born 1935), Japanese photographer