Look up Joanne in Wiktionary, the free dictionary. Joanne (alternate spellings Joann, Jo Ann, Johann, Johanne, Jo-Ann, Jo-Anne) is a common given name for females, being a variant of Joanna, the feminine form of John; derived from the Latin name Johanna with the meaning in Hebrew of God is gracious.he names Hannah, Anna, Anne, Ann are etymologically related to Joanne just the same: they are derived from Hebrew חַנָּה Ḥannāh 'grace' from the same verbal root meaning 'to be gracious'. In the United Kingdom, its popularity peaked during the 1970s, when it was frequently among the 10 most popular female names.