Fiona rhymes with:
diona, friona, alzona, ancona, anona, aragona, arizona, azcona, barahona, barcelona, bivona, bona, cappadona, caradonna, cardona, carmona, celona, colonna, cona, corona, cutrona, daddona, daytona, debona, deltona, desmona, dibona, dimona, diona, doanna, dona, escalona, friona, gaona, iacona, idona, ilona, iona, jonah, katona, kimono, kona, korona, krona, krone, latona, lona, mokoena, mona, oana, orona, pamplona, perona, persona, platona, pomona, ragona, ramona, ricadonna, roanna, rona, sagona, savona, sedona, shemona, shona, simona, sindona, varona, verona, vivona, vona, wrona, wynona, yona, zona
Fiona sounds like:
fabian, fabiani, fabiano, fabien, fahmy, fain, fama, fame, famine, fan, fane, fann, fannie, fannin, fannon, fanny, faubion, fauna, fawn, fayanne, fayme, fayne, feehan, feeney, feeny, fehn, fein, feinman, fema, femia, femina, feminine, femme, fen, fenian, fenn, fennema, fenney, fenno, fenway, feyen, feynman, fianna, fiene, fima, fin, fina, finan, fine, fineman, fini, finian, finn, finnan, finne, finney, finnie, fino, fm, foam, foamy, fomon, fone, foppiano, fume, fumi, fumio, fun, funny