Jolanna \j(o)-lanna, jol(an)-na\ as a girl's name is a variant of Yolanda (Greek, Spanish), and the meaning of Jolanna is "violet flower".
The baby name Jolanna sounds like Jolana and Jolanne. Other similar baby names are Jovanna, Joanna, Johanna, Josanna, Joeanna, Jolanta, Joyanna and Jolanda.