Isaabella is a modern elaboration of Isabella, from Hebrew Elisheva meaning 'God is my oath,' via European and English use.
Isaabella is a modern elaboration of Isabella, ultimately from Hebrew Elisheva, meaning God is my oath, through European and English usage. The doubled vowel spelling gives the classic name an even more elaborate, embellished presence.
It is very much in the modern style of extending beloved traditional names to make them look more distinctive and ornamental without fully changing their identity. The result is a name that feels romantic and visually lush. Isaabella keeps the royal and biblical associations of Isabella, but the spelling adds a sense of specialness, as if the name has been dressed up for emphasis.
It has the kind of baroque softness many modern parents find attractive: long, melodic, and recognizably classic, yet personalized by the page. Isaabella is not radically new so much as extravagantly re-stated.