Ioanna ystyron enw gorau: Anwadal, Creadigol, Modern, Gymwys, Gyfeillgar. Cael Ioanna ystyr enw.
Ioanna tarddiad enw cyntaf. Greek form of Joanna. Cael Ioanna tarddiad enw cyntaf.
Ioanna diminutives enw: Nana. Cael Llysenwau ar gyfer Ioanna.
Enwau cyfystyr ar gyfer Ioanna mewn gwahanol wledydd ac ieithoedd: Asia, Chevonne, Gia, Gianna, Giannina, Giovanna, Giovannetta, Hanna, Hanne, Hannele, Hannie, Ioana, Iohanna, Ionela, Iva, Ivana, Ivanka, Ivanna, Ivka, Jana, Janae, Jane, Janeka, Janelle, Janessa, Janet, Janey, Janice, Janička, Janie, Janina, Janka, Janna, Janne, Janneke, Jannicke, Jannike, Jantine, Jantje, Jayna, Jayne, Jeana, Jeane, Jeanie, Jean, Jeanna, Jeanne, Jeannette, Jeannine, Jehanne, Jennie, Jennigje, Jenny, Jessie, Jo, Joan, Joana, Joanie, Joaninha, Joann, Joanna, Joanne, Joasia, Joetta, Joey, Johana, Johanna, Johanne, Johanneke, Johna, Johnna, Jojo, Joleen, Jolene, Jone, Jonelle, Jonette, Joni, Jonie, Jonna, Jóhanna, Jóna, Jovana, Jovanka, Jovka, Juana, Juanita, Lashawn, Nina, Oana, Seanna, Seona, Seonag, Seònaid, Shan, Shauna, Shavonne, Shawna, Sheena, Sheona, Shevaun, Shevon, Shona, Siân, Sìne, Síne, Siobhán, Siwan, Tajuana, Teasag, Vana, Vanja, Vanna, Xoana, Yana, Yanka, Yoana, Zhanna, Žana. Cael Ioanna mewn ieithoedd eraill.
Cyfenwau mwyaf cyffredin gydag enw Ioanna: Kanellopoulou, Aspioti, Tzanakaki. Cael Rhestr o gyfenwau gydag enw Ioanna.
Mae'r rhan fwyaf o'r enwau cyffredin gyda cyfenw Rockelman: John, Marva, Mitchel, Suzette, Lloyd. Cael Enwau sy'n mynd gyda Rockelman.