Hey hey. This is my kind of topic.

First Name: Mäjken
Correct Pronunciation: My-ken
What I've Heard: Madge-ken, May-ken, Ma-jik-en, Mek-in, Madge-kan, Mayj-ken, Madge-en (my k disappeared!), Mack-en, plus many many many others.

Don't even get me started on my last name, Gadouas... x_X