Meaning and history
Nessa has distinct origins. In English it is often a short form of Vanessa, a name created by Jonathan Swift from parts of Esther Vanhomrigh’s name, or of names such as Agnes. In Irish tradition, Ness or Nes is the name of the mother of Conchobar mac Nessa in the Ulster Cycle; the early meaning is uncertain. Nessa is also used as a Hebrew feminine name associated with nes, “miracle,” though transliteration varies. Notable bearers include American singer-songwriter Nessa Barrett.
In 2025, 63 babies were recorded with the name Nessa, ranking #2,719 among girls.