Denys \d(e)-nys, den-ys\ as a boy's name (also used as girl's name Denys), is a variant of Denis (French) and Dennis (Greek, English), and the meaning of Denys is "follower of Dionysius".

The baby name Denys sounds like Dennys and Deonys. Other similar baby names are Danya, Deyn, Dene, Deems, Delos, Demas, Demos, Denby, Denny, Denly, Dennes, Denies, Den, Denzyl, Des, Deus, Dexy, Jens, Xenos, Zenos and Zenas.