This name was HUGE popular in Brazil thanks to the main character of "Por Amor", a Brazilian soap opera aired between 1997 and 1998. I´ts more used as a compound name such as Maria Eduarda.
Eduarda Emilia Maino (2 October 1930 – 13 April 2004), known as Dadamaino, was an Italian visual artist and painter. She was a member of the Milanese avant-garde of the 1960s. Dadamaino intensively examined the effects of spectral colors to which she added black, white and brown in order to interrelate them. In 1967, at the peak of this development, she made her well known "ricerca del colore", an "exploration of the color".
Eduarda Lapa (1895 — 1976) was a Portuguese painter and painting teacher who specialized in naturalist painting, especially still life, becoming known as the "flower painter" and the "ambassador of colours". An active feminist, she was the first woman to join the board of the Portuguese National Society of Fine Arts.