"Gabrielle" is of Hebrew origin, meaning "God is my strength." While Welsh has a rich tradition of beautiful and meaningful names, there isn't a specific name that directly translates to the same meaning as "Gabrielle."
If you're looking for a Welsh name with a similar meaning, you could consider:
* Angharad: Meaning "very strong" or "very powerful"
* Elen: Meaning "light" or "torch"
* Gwenllian: Meaning "white wave" or "fair wave"
Ultimately, the choice of a name is personal, and it's wonderful to explore different cultures and languages for inspiration!