Jeannine \je(a)-nni-ne\ as a girl's name is pronounced ja-NEEN. It is of French and Hebrew origin, and the meaning of Jeannine is "God is gracious". Feminine form of John, diminutive of Jane or Jean. Modern name. Jeannine has 8 variant forms: Janine, Jannine, Jeanina, Jeanine, Jenina, Jenine, Jennine and Jineen. For more information, see also the related name Gianina. Baby names that sound like Jeannine are Giannine, Jannina and Jeanene. View a list of the 5 names that reference Jeannine.