Dru is of Welsh origin, meaning "sea" or "ocean." It's a unisex name, used for both boys and girls. Dru was popularized by the fantasy genre, notably appearing in C.S. Lewis' "The Chronicles of Narnia" series as one of the Pevensie siblings. It has a unique, earthy sound that might appeal to parents seeking something different from traditional names.
The name Dru experienced a significant rise and fall in popularity over the years, with peak periods between 1952 to 1961 and another smaller peak from 2017 to present.