Principal Funds N-14 Registration statement for investment companies business combination

Principal Funds, Inc. 711 High Street, Des Moines, IA 50392 515 247 5111 tel www.principal.com

July 7, 2017

Via EDGAR

Securities and Exchange Commission

100 F Street, N.E.

Washington, D.C. 20549

Re: Principal Funds, Inc.

Registration Statement on Form N-14

Ladies and Gentlemen:

On behalf of Principal Funds, Inc. ("PFI"), we transmit herewith for filing with the Securities and Exchange Commission pursuant to Rule 488 under the Securities Act of 1933 (the "Act") PFI's registration statement on Form N-14 under the Act (the "Registration Statement"). The Registration Statement relates to proposed Plans of Reorganization providing for the transfer of all the assets, subject to all the liabilities, of the LargeCap Growth Fund II, a series of PFI, to and in exchange for shares of Blue Chip Fund, a previously created series of PFI. The proposed mailing date to shareholders is on or about August 14, 2017.

Please call me at 515-235-9328 if you have any questions or comments.

Sincerely,

/s/ Adam U. Shaikh

Adam U. Shaikh

Assistant Counsel

Principal Funds, Inc.

Enclosures