Genna \ge(n)-na\ as a girl's name is pronounced JEN-ah. It is of English origin. Rhyming variant of Jenna. Genna has 4 variant forms: Genae, Genaya, Genny and Jenny. For more information, see also related names Guinevere and Jennifer. Baby names that sound like Genna are Genia, Gena, Geena, Geonna, Ginna, Geina, Geana, Guenna, Gaenna, Gunna, Gwenna, Genni, Kenna and Genya. View a list of the 4 names that reference Genna.