In the Unknown origin, Janecka means "Janecka \j(a)-necka, jan(ec)-ka\ as a girl's name.
The baby name Janecka sounds like Janika, Janica and Janka. Other similar baby names are Janecia, Janeva, Janeesa, Jameka, Janea, Janetta, Janeta, Janessa, Janella, Janela, Janicia, Jareika and Shanecka."