Abstract: LI Duan,whose life and works have long been neglected by the academic circle,was a poet in the DaLI period of the Tang Dynasty.On the basis of the author s previous paper "A New Study of LI Duan",this paper makes a discriminative study of the personl names appearing in the collection of LI Duan s poems.It is supposed to lay the foundation for the further study of the poet s life and works.