Where does “Joana” come from?

Joana (Portuguese) comes from Spanish Juana, from Old Spanish Johanna, from Medieval Latin Johanna, from Latin Joanna, from Ancient Greek Ἰωάννα, from Hebrew יוֹחָנָה, from Hebrew יוֹחָנָן, from Hebrew יְהוֹחָנָן — God is gracious.

Joana (Portuguese): Joanna follower of Jesus