Here's a link to a previous post on the name
Morrigan:
http://www.behindthename.com/bb/arcview.php?id=3391661&board=baby
I think you should take a look at Speranza's reply. It seems like
Morrigan can be pronounced both like Mor-ih-gan and Mor-ee-an.
I like the name in theory but it does look very masculine to me. I'm not sure which pronunciation I prefer.