Jean

Variant of Jeanne, from French Jeanne, from Old French Jehane, from Medieval Latin Johanna, variant of Latin Ioanna under influence from Latin Iōhannēs, from Koine Greek Ἰωάννα (Iōánna), from Hebrew יוֹחָנָה (Yôḥānāh, literally “God is gracious”), the feminized form of יְהוֹחָנָן (Yəhōḥānān). Doublet of Ivana, Jana, Jane, Janice, Janis, Jeanne, Jen, Joan, Joanna, Joanne, Johanna, Juana, Shavonne, Sian, Siobhan, Shane, Shaun, Shauna, and Sheena. The unincorporated community in Nevada, originally named Goodsprings Junction, was renamed Jean on 28 June 1905 by postmaster George Arthur Fayle in honor of his wife.

来源：wiktionary