Shelsey is of American origin and means "she who protects the seas". It is a variant spelling of the name Shalese, which itself is derived from the Old Norse word 'sál' meaning 'hall', combined with the English suffix '-sea'. The name Shelsey is associated with strength, courage, and a deep connection to the sea.
The name Shelsey appears to have been quite popular among parents during the late 1990s and early 2000s, with peaks in popularity between 1997-2002, totaling around 224 births across those years.