Follower of Dionysos
A French feminine form of Denis, derived from the Greek name Dionysios. It refers to a follower of Dionysos, the Greek god of wine, fertility, and revelry.
Less common today
Dennisse isn't in the latest US Top 1000. It last peaked at #8,186 in 1998.
US births per 5-year period, 1990βpresent (SSA data).