Exhibit 99-906Cert

FORM N-CSR ITEM 11(b) EXHIBIT

                            CERTIFICATION PURSUANT TO
                             18 U.S.C. SECTION 1350,
                             AS ADOPTED PURSUANT TO
                  SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002

        The undersigned hereby certify in their capacity as Treasurer and
President, respectively, of Eaton Vance Limited Duration Income Fund(the
"Fund"), that:

(a)  the Annual Report of the Fund on Form N-CSR for the period ended April 30,
     2004 (the "Report") fully complies with the requirements of Section 13(a)
     or 15(d) of the Securities Exchange Act of 1934, as amended; and

(b)  the information contained in the Report fairly presents, in all material
     respects, the financial condition and the results of operations of the Fund
     for such period.

A SIGNED ORIGINAL OF THIS WRITTEN STATEMENT REQUIRED BY SECTION 906 HAS BEEN
PROVIDED TO THE FUND AND WILL BE RETAINED BY THE FUND AND FURNISHED TO THE
SECURITIES AND EXCHANGE COMMISSION OR ITS STAFF UPON REQUEST.

Date: December 17, 2004
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/s/ James L. O'Connor
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James L. O'Connor
Treasurer

Date: December 17, 2004
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/s/ Thomas E. Faust Jr.
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Thomas E. Faust Jr.
President