Russell Investment Funds N-CSR Certified annual shareholder report (management investment company)

EX-99.906CERT

SECTION 906 CERTIFICATIONS

Sandra Cavanaugh, Principal Executive Officer and Chief Executive Officer; and Mark E. Swanson, Principal Financial Officer, Principal Accounting Officer and Treasurer of Russell Investment Funds, a Massachusetts Business Trust (the “Registrant”), each certify that:

1. The Registrant’s periodic report on Form N-CSR for the period ended December 31, 2011 (the “Form N-CSR”) fully complies with the requirements of Section 13(a) or Section 15(d) of the Securities Exchange Act of 1934, as amended, as applicable; and

2. The information contained in the Form N-CSR fairly presents, in all material respects, the financial condition and results of operations of the Registrant.

A signed original of this written statement required by Section 906 has been provided to Russell Investment Funds and will be retained by Russell Investment Funds and furnished to the Securities and Exchange Commission or its staff upon request.

Principal Executive Officer and	Principal Financial Officer,
Chief Executive Officer	Principal Accounting
Russell Investment Funds	Officer and Treasurer
	Russell Investment Funds
/s/ Sandra Cavanaugh	/s/ Mark E. Swanson
Sandra Cavanaugh	Mark E. Swanson
Date: February 27, 2012	Date: February 27, 2012