There's a special site for surnames, and there is also a facts message board. You can post your message there, they'll probably know more...
Here's the link:
http://surnames.behindthename.com/bb/list.php?board=sur
To my sweet muse
Every time you rip my heart out
Every time you break it
I pick up the pen I hold in my hands
And write the most beautiful poems
But you know what
If it's alright by you
I'd rather be happy than a poet