Radiant, shining, or the illuminating one
Pradyun is a Sanskrit name that signifies brilliance and light. In Hindu philosophy, it relates to the concept of being radiant or enlightened, often associated with the sun or divine illumination. It is a modern, shortened form of more traditional Vedic names.
Less common today
Pradyun isn't in the latest US Top 1000. It last peaked at #5,667 in 2011.
US births per 5-year period, 1990βpresent (SSA data).