The name Dulcie is a girl's name of Latin origin meaning "sweet". Dulcie and is often added to lists like Cool Girls' Names—Rare, Unique and Unusual and discussed in our forums with posts like "Favourite Names in the last signature".
From the experts:
A sweet-meaning and sounding name dating back to the Roman Empire, and later found in the antebellum South, Dulcie has in the modern era been heard most often in Australia.
In Agatha Christie's mystery Murder on the Links, there are twin sisters named Dulcie and Bella, who were a vaudeville duo known as "The Dulcibella Kids." In Don Quixote, the hero's love is Dulcinea.