Who was the founder of Maryland?

The Proprietor was Cecil Calvert, the 2nd Lord Baltimore. Maryland's first Governor was his younger brother Leosnard Calvert who brought the first colonists to Maryland in 1634.

that is right but here is some more info. King Charles the 1st gave the colony to George Calvert. However, it was George Calvert son the 2nd Lord Baltimore or Cecil Calvert, who actually found Maryland..