The name Emer is a girl's name of Irish, Irish Gaelic origin meaning "swift". Emer and is often added to lists like Irish Baby Names for Girls and discussed in our forums with posts like "Names on NB that make you go WOW!".
From the experts:
Popular name in Ireland -- it's pronounced ee-mer -- from the legendary wife of Cuchulainn who was supposed to possess the six gifts of womanhood: beauty, voice, speech, wisdom, chastity, and of course, needlework. Is found in the poetry of Yeats.