Exhibit 99




Contacts:  Analyst contact:  Dennis E. McDaniel
	   Vice President, Investor Relations
	   513-603-2197
	   dennis.mcdaniel@ocas.com

	   Media contact:  Cindy L. Denney
	   Assistant Vice President, Corporate Communications
	   513-603-2074; cell phone: 703-7372
	   cindy.denney@ocas.com


For Immediate Release


		   THE OHIO CASUALTY INSURANCE COMPANY NAMES
		   NEW PRESIDENT AND CHIEF OPERATING OFFICER


FAIRFIELD, Ohio, June 30, 2005  --- The Ohio Casualty Insurance Company today
announced that Ralph S. (Mike) Michael III, 50, has been named president and
chief operating officer of the Company, effective July 25, 2005. Ohio
Casualty Corporation (NASDAQ: OCAS) is the holding company of The Ohio
Casualty Insurance Company.

Mr. Michael comes to Ohio Casualty from U.S. Bank, National Association,
where he was executive vice president and manager of Private Asset
Management. In addition, Mr. Michael currently serves as a director on the
Ohio Casualty Corporation Board of Directors, a position he will resign
effective July 25, 2005.

"We are extremely pleased that Mike has agreed to take on a new, expanded
role with our Company," commented Ohio Casualty Corporation President and CEO
Dan Carmichael, CPCU. "As an active board member since April 2002, Mike has
been a key contributor by providing excellent counsel and advice and playing
an instrumental role in our turnaround efforts. He has specifically
contributed as chair of the Finance Committee and as a member of the Audit
Committee, providing invaluable expertise and guidance on a number of crucial
financial initiatives. He brings to the table a wealth of related financial
services industry experience that will serve him well as he oversees our
insurance operations. Most notably, he is knowledgeable about the Company,
including its management team and many of our key agents; demonstrates
outstanding leadership skills; and has an extensive financial services
background, including demonstrated experience in managing the sales and
marketing of financial products and building strong customer relationships."




In addition to his most recent position with U.S. Bank, Mr. Michael also
served with that organization as executive vice president and manager of West
Commercial Banking and as president of U.S. Bank - Oregon. From 1979 to 2002,
he held numerous executive and management positions with PNC Financial
Services Group, Pittsburgh, PA.

A graduate of Stanford University (CA), where he received a bachelor's degree
in economics, Mr. Michael earned his master's degree in business
administration from the University of California at Los Angeles (UCLA)
Graduate School of Management.

Mr. Michael currently serves as a board member of Key Energy Services Inc.,
Integrated Alarm Services Group Inc., Cincinnati Bengals Inc. and Xavier
University (OH).

Digital photo available upon request

Corporate Profile
Ohio Casualty Corporation is the holding company of The Ohio Casualty
Insurance Company, which is one of six property-casualty subsidiary companies
that make up Ohio Casualty Group(R). The Ohio Casualty Insurance Company was
founded in 1919 and is licensed in 49 states. Ohio Casualty Group is ranked
48th among U.S. property/casualty insurance groups based on net premiums
written (Best's Review, July 2004). The Group's member companies write auto,
home and business insurance.  Ohio Casualty Corporation trades on the NASDAQ
Stock Market under the symbol OCAS and had assets of approximately $5.8
billion as of March 31, 2005.

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