EXHIBIT 99.906CERT

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

In connection with the Semi-Annual Report of DNP Select Income Fund Inc. (the
"Company") on Form N-CSR for the period ending June 30, 2005 as filed with the
Securities and Exchange Commission on the date hereof (the "Report"), I, Nathan
I. Partain, President and Chief Executive Officer of the Company, certify,
pursuant to 18 U.S.C. ss. 1350, as adopted pursuant to ss. 906 of the
Sarbanes-Oxley Act of 2002, that:

1.   The Report fully complies with the requirements of section 13(a) or 15(d)
of the Securities Exchange Act of 1934; and

2.   The information contained in the Report fairly presents, in all material
respects, the financial condition and result of operations of the Company.


Date: September 2, 2005

                                           /s/ Nathan I. Partain
                                           -------------------------------------
                                           Nathan I. Partain
                                           President and Chief Executive Officer
                                           (Principal Executive Officer)


This Section 906 certification is being furnished to the SEC, rather than filed
with the SEC, as permitted under applicable SEC rules.




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

In connection with the Semi-Annual Report of DNP Select Income Fund Inc. (the
"Company") on Form N-CSR for the period ending June 30, 2005 as filed with the
Securities and Exchange Commission on the date hereof (the "Report"), I, Joseph
C. Curry, Jr., Vice President and Treasurer of the Company, certify, pursuant to
18 U.S.C. ss. 1350, as adopted pursuant to ss. 906 of the Sarbanes-Oxley Act of
2002, that:

1.   The Report fully complies with the requirements of section 13(a) or 15(d)
of the Securities Exchange Act of 1934; and

2.   The information contained in the Report fairly presents, in all material
respects, the financial condition and result of operations of the Company.


Date: September 2, 2005

                                           /s/ Joseph C. Curry, Jr.
                                           -------------------------------------
                                           Joseph C. Curry, Jr.
                                           Vice President and Treasurer
                                           (Principal Financial Officer)


This Section 906 certification is being furnished to the SEC, rather than filed
with the SEC, as permitted under applicable SEC rules.