POWER OF ATTORNEY

        KNOW ALL BY THESE PRESENTS, that the undersigned hereby constitutes and
appoints Joseph W. Schmidt, Senior Vice President, General Counsel and Secretary
of Knowles Corporation, a Delaware corporation (the "Company"), Raymond D.
Cabrera, Senior Vice President, Human Resources & Chief Administrative Officer
of the Company, and Maneesh Limaye, Director of Total Rewards of the Company,
and any one of them acting singly, as the undersigned's true and lawful
attorney-in-fact, with full power and authority as hereinafter described on
behalf of and in the name, place and stead of the undersigned to:

        (1)     prepare and execute, for and on behalf of the undersigned, all
reports to be filed by the undersigned pursuant to Section 16(a) of the
Securities Exchange Act of 1934, as amended (the "Exchange Act") and the rules
and regulations promulgated thereunder (including Forms 3, 4, and 5 and any
successor forms) (the "Section 16 Reports") with respect to the equity
securities of the Company;

        (2)     do and perform any and all acts for and on behalf of the
undersigned that may be necessary or desirable to complete and execute any such
Section 16 Report, complete and execute any amendment or amendments thereto, and
file such report with the United States Securities and Exchange Commission and
any stock exchange or similar authority; and

        (3)     take any other action of any type whatsoever in connection with
the foregoing which, in the opinion of such attorney-in-fact, may be of benefit
to, in the best interest of, or legally required by, the undersigned, it being
understood that the documents executed by such attorney-in-fact on behalf of the
undersigned pursuant to this Power of Attorney shall be in such form and shall
contain such terms and conditions as such attorney-in-fact may approve in such
attorney-in-fact's discretion.

        The undersigned hereby grants to each such attorney-in-fact full power
and authority to do and perform any and every act and thing whatsoever
requisite, necessary or proper to be done in the exercise of any of the rights
and powers herein granted, as fully to all intents and purposes as the
undersigned might or could do if personally present, with full power of
substitution or revocation, hereby ratifying and confirming all that such
attorney-in-fact, or such attorney-in-fact's substitute or substitutes, shall
lawfully do or cause to be done by virtue of this Power of Attorney and the
rights and powers herein granted. The undersigned acknowledges that the
foregoing attorneys-in-fact, in serving in such capacity at the request of the
undersigned, are not assuming, nor is the Company assuming, any of the
undersigned's responsibilities to comply with Section 16 of the Exchange Act.

        This Power of Attorney be effective as of the date set forth below and
shall remain in full force and effect until the undersigned is no longer
required to file Section 16 Reports with respect to the undersigned's holdings
of and transactions in equity securities of the Company, unless earlier revoked
by the undersigned in a signed writing delivered to the foregoing
attorneys-in-fact.

        IN WITNESS WHEREOF, the undersigned has caused this Power of Attorney to
be executed as of this 20th day of January, 2014.

                                        By: /s/ David W. Wightman
                                            -----------------------------------
                                        Name: David W. Wightman