Brief article is inclined to think that St. Eulalia of Barcelona is the same person as St. Eulalia of Mérida.

Illumination from a sixteenth-century Spanish book of hours.

Martyred 12 February, 304, patron saint of sailors. "There is no reason to doubt the existence of two distinct saints of this name, despite the over-hasty and hypercritical doubts of some." Article in the Catholic Encyclopedia.