Arrietty Is A Girls Name Of British Origin. Meaning "dainty" And "gorgeous" Its No Wonder Why This Name Was Chosen For The Small Character In The Secret World Of Arrietty. The Name Is Connected To The Traditional Title Of Harriet But Offers A Modern Twist For Twenty-first-century Use. If You’re Looking For A Name That Is Sure To Stand Out From The Crowd, Arrietty Is A Fabulous Choice.