Premier Financial Corp. is an American company that owns and operates Premier Bank and First Insurance Group. Headquartered in Defiance, Ohio, the company operates full service branches and automated teller machines in Ohio, Indiana and Michigan.

While the company's history dates back to 1920, it was re-branded in 2020 following the merger of the parent companies that owned First Federal Bank of the Midwest (First Defiance Financial Corp) and Home Savings Bank (United Community Financial Corp).