November 30, 2012

VIA EDGAR

U.S. Securities and Exchange Commission

100 F Street, N.E.

Washington, D.C.  20549

RE:

ING Mutual Funds (“Registrant”)

(File Nos. 33-56094; 811-07428)

Ladies and Gentlemen:

Pursuant to Rule 497(j) under the Securities Act of 1933, as amended, (the “1933 Act”) this is to certify that the Prospectus and Statement of Additional Information that would be filed pursuant to 497(c) under the 1933 Act would not have differed from those contained in Post-Effective Amendment No. 167 to the Registrant’s Registration Statement on Form N-1A filed on November 30, 2012.

Please contact Jay Stamper at (480) 477-2660 or the undersigned at (480) 477-2649 if you have any questions.  

Very truly yours,

/s/ Paul A. Caldarelli

Paul A. Caldarelli

Vice President and Senior Counsel

ING Investment Management – ING Funds

cc:   

Huey P. Falgout, Jr., Esq.

ING Investments, LLC

Jeffrey S. Puretz, Esq.

Dechert LLP

7337 E. Doubletree Ranch Rd. Scottsdale, AZ 85258-2034 Tel: 480-477-3000 Fax: 480-477-2700 www.ingfunds.com