Gerarda \ge-rar-da, ger(a)-rda\ as a girl's name is a variant of Gerardine (Old English), and the meaning of Gerarda is "spear brave".
The baby name Gerarda sounds like Gerardina, Gererdina and Gerardyne. Other similar baby names are Geralda, Giralda, Gerda, Geerda and Gertruda.