Originally Posted by
AceofClubs
Thank you both for your replies. On second look it appears it is listed "second surname" on the website.

I must of been half asleep. Spoke to a telephone agent shortly after and they amended the ticket without fuss or charge, so all good. Won't make that mistake again. (I hope)
This is very common and agents are used to it, as others have said. As a Spaniard living abroad I have the opposite problem, I have seen my name in every weird combination.