To create a blog on Blogger.com you need only Gmail account in the previous article I have shared about platforms for blogging.
To Know More About Blogger.com Read The Given Below Link-
http://www.bloggerhowtoseotips.com/2012/10/list-of-top-8-blogging-platforms-to.html
Now let go to www.blogger.com to create a blog but as I first said that you need Gmail address.
If you don't have then