Dannatt is a surname. Notable people with the surname include:
Adrian Dannatt, artist, art critic and journalist Andy Dannatt, British rugby player Richard Dannatt, British Army general and chief of the General Staff Trevor Dannatt, English architect Walter Dannatt, English entomologist
See also Dannatt plates, thick sheets made of electrical conductors, usually copper, positioned around an AC magnetic circuit to help guide magnetic flux Dannatt's tiger, a species of butterfly