UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 8-K

CURRENT REPORT

Pursuant to Section 13 or 15(d) of the

Securities Exchange Act of 1934

Date of Report (Date of earliest event reported): September 7, 2012

DIVIDEND CAPITAL DIVERSIFIED PROPERTY FUND INC.

(Exact Name of Registrant as Specified in its Charter)

Registrant’s telephone number, including area code (303) 228-2200

Not applicable

(Former name or former address, if changed since last report.)

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions (see General Instruction A.2. below):

Item 5.02 Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers.

On September 7, 2012, the board of directors of Dividend Capital Diversified Property Fund Inc. (the “Company”) increased the size of its board of directors by one member and appointed Richard D. Kincaid to fill the vacancy. The board also appointed Mr. Kincaid to serve as Chairman of the Board. John A. Blumberg will no longer serve as Chairman of the Board but will remain a member of the Company’s board of directors. Mr. Kincaid is an employee of the Company’s advisor, Dividend Capital Total Advisors LLC, and, therefore, is not independent of the Company. He and Mr. Blumberg are interested directors, while the Company’s other three directors are independent of the Company.

In connection with his appointment as a director and Chairman of the Board, Mr. Kincaid was also appointed to be a member of the board’s Audit Committee and Investment Committee. John P. Woodberry was also appointed to the board’s Investment Committee. Charles B. Duke remains the Chairman of the Audit Committee and Mr. Blumberg remains the Chairman of the Investment Committee.

Richard D. Kincaid, age 50, was a Trustee and the President of Equity Office Properties Trust from November 2002, and the Chief Executive Officer from April 2003, until Equity Office Properties Trust was acquired by the Blackstone Group in February 2007. From March 1997 until November 2002, Mr. Kincaid was Executive Vice President of Equity Office Properties Trust and was Chief Operating Officer from September 2001 until November 2002. He also was Chief Financial Officer of Equity Office Properties Trust from March 1997 until August 2002, and Senior Vice President from October 1996 until March 1997.

Prior to joining Equity Office Properties Trust in 1995, Mr. Kincaid was Senior Vice President of Finance for Equity Group Investments, Inc., where he oversaw debt financing activities for the public and private owners of real estate controlled by Mr. Samuel Zell. During his tenure at Equity Group Investments and Equity Office Properties Trust, Mr. Kincaid supervised more than $11 billion in financing transactions, including property level loans encumbering office buildings, apartments and retail properties, as well as unsecured debt, convertible debt securities and preferred stock. Prior to joining Equity Group Investments in 1990, Mr. Kincaid held positions with Barclays Bank PLC and The First National Bank of Chicago. Richard Kincaid is currently the President and Founder of the BeCause Foundation. The BeCause Foundation is a nonprofit corporation that heightens awareness about a number of complex social problems and promotes change through the power of film. Mr. Kincaid is also an active private investor in early stage companies. Mr. Kincaid is on the board of directors of Rayonier Inc. (NYSE: RYN), an international REIT that specializes in timber and specialty fibers. He also serves on the board of directors of Vail Resorts (NYSE: MTN), a mountain resort operator, and Strategic Hotels and Resorts (NYSE: BEE), an owner of upscale and luxury hotels in North America and Europe. He also serves on the board of directors of the Street Medicine Institute. Mr. Kincaid received his Master’s degree in Business Administration from the University of Texas, and his Bachelor’s degree from Wichita State University.

The Company issued a press release announcing the appointment of Mr. Kincaid. A copy of the press release is attached hereto as Exhibit 99.1 and incorporated herein by reference.

Item 9.01 Financial Statements and Exhibits.

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SIGNATURES

Pursuant to the requirements of the Securities Exchange Act of 1934, the Company has duly caused this report to be signed on its behalf by the undersigned thereunto duly authorized.

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