If you are having trouble using it because of the myth, Panthea is similar. There are many other Pandora which could be inspiration (rather than just one in a misogynistic story...) if you wanted to try to argue for it, but it reads like you're having enough trouble finding one to keep the peace.
Large list of name ideas:
Girls:
Abeni, Adora, Alexandra, Amalia, Angela, Aphra, Arina, Aveline, Bettina, Bithiah, Breeshey, Caelia, Calanthe, Concordia, Cyra, Davidyah, Eartha, Elisabeth, Freema, Gwendolen, Haidee, Harleen, Harmony, Ida, Irena, Irina, Janine, Janet, Jane, Katura, Kyra, Liviana, Lucinda, Makeda, Malia, Maura, Mercia, Mirabelle, Miruna, Nerissa, Olivine, Qristina, Pandora, Panthea, Pearl, Reina, Rena, Renana, Roxana, Salome, Samantha, Samara, Sera / Serah, Signy, Trudy, Valora, Vivian, Vivianna, Vivienne, Whitney, Winifred,
Winifreda, Winona, Winry, Xenia, Xene, Xylia, Zala, Zanna, Zara, Zenzi, Zori, Zula, Zuri
Any: Andor(i), Avery, Casey, Coby, Desta, Evren, Innes, Jaimie, Harley,Kelley, Kelsey, Meredith, Morgan, Nephilli, Oswin, Pace, Parker, Phoenix, Robin, Shea, Sheridan, Sol, Tanis, Teagan, Tempest, Terry, Wynne, Yuri/Yori, Zaka, Zakiah, Zan, Zeal, Zuma, Zunan, Zurien
Boys:
Alphonse, Amidor, Angus, Aristide, Aristides, Avi, Avinathan, Brennus, Colby, Cyrus, Dante, Drust, Drustan, Drystan, Ellis, Ezana, Faolan, Franklin, Fredrick, Gratian, Haldor, Hallam, Iestyn, Jeremy, Jesper, Junix, Lovel, Loyal, Malcolm, Malkiel, Manfred, Maric, Marlon, Maurus, Maxen, Merrick, Merritt, Neil, Nelson, Owen, Patrick, Pherick, Quinlan, Reuel, Stellen, Theodor, Tiernan, Torben, Tullius, Tulio, Tully, Tural, Ulrich, Ulrick, Varian, Varric, Wilfred, Zachary, Zach, Zakkai, Zane.