Last name origins help???

I have been trying to find the origins of my last name but every site I have gone to that claims to have that information is completely different from the previous one. One site said my last name was British and was from a family of bakers for royalty. Another said it was Celtic and meant High Lord(so far my... show more I have been trying to find the origins of my last name but every site I have gone to that claims to have that information is completely different from the previous one.
One site said my last name was British and was from a family of bakers for royalty. Another said it was Celtic and meant High Lord(so far my favorite). Another said it was Swedish but gave no other information. So with all these different things for the same name how do I know which is legit???

My last name is Ballard by the way.
Update: madhavan: I was born raised and still reside in America.
12 answers 12