Here are the possible meanings:
French origin:
* "pledge" or "oath": Derived from the Germanic word "gisil," meaning "hostage." This suggests a strong and unwavering commitment.
German origin:
* "bright" or "shining": Derived from the Germanic word "gisil," meaning "hostage." This suggests a person with radiance and brilliance.
Ultimately, the meaning of Gizelle is open to interpretation and personal preference. However, it's a beautiful name with strong and positive connotations.