The world's longest fingernails on a pair of hands ever by a female belongs to Diana Armstrong & measure 1,306.58 cm (42 ft 10.4 in), as verified in Minneapolis, Minnesota, USA, on 13 March 2022! Since 1997, Diana has not cut her nails and has no plans to ever cut them again. She dedicates the nails to her daughter who passed away unexpectedly at the age of 16. The two of them would often do their nails together, so Diana chose to never cut her nails again as a way of keeping her daughter's