Delsy is an uncommon female given name of Latin origin, derived from the masculine name Desiderius which means 'desired' or 'longed for'. It is a variant form of the names Desiree and Desirae.
The name Delsy experienced varied popularity from 1983 to 2021, with the highest number of births occurring in 2006 (11). The years 1988, 1991, 1995, 1996, 2001, 2004, 2008, and 2021 had fewer than six births each.