Forgive me if I'm being blonde, but is my wishlist for my own personal gratification, or is there a way to share it with friends and family so they can buy me gamey goodness for my birthday?

Ta xx

By standing behind him/her when they're viewing it.
Or to put it another way, it's not possible.

You can try the in the [url=http://www.gog.com/en/forum/general/the_gog_community_gifting_thread]GOG Community Gifting Thread though, if the person has entered his wishlist on that you can see it.