Pledge or hostage
A variant of the French name Giselle, derived from the Germanic word 'gisil'. Historically, it may have referred to a child left at a foreign court as a pledge of an alliance. It gained popularity in the 19th century due to the famous romantic ballet of the same name.
Less common today
Gisselle isn't in the latest US Top 1000. It last peaked at #367 in 2000.
US births per 5-year period, 1990–present (SSA data).
Puerto Rican merengue singer and television host
The protagonist of the classic romantic ballet · Giselle (Ballet)
