Marriage records are important for verifying and confirming relationships. In Huron Co., OH the records can be found at the Huron County Court House and the Bowling Green archives.
The records at the court house run from 1818 to present. This is again the place to obtain records that are certified. It is wonderful that the records reaching such a early date.
The Archives in Bowling Green has the marriage records from 1818 to 1977.
Be certain when checking marriage records for the witnesses on the document. They often can provide valuable clues of marriages and related surnames.
Good luck in your marriage hunt.