Rule 30a-2(b) CERTIFICATIONS
Pursuant to Section 906 of the Sarbanes-Oxley Act of 2002 (subsections (a) and (b)
of section 1350, chapter 63 of title 18, United States Code), each of the undersigned
officers of The Alger Institutional Funds, do hereby certify, to such officer's
knowledge, that:
(1) The annual report on Form N-CSR of the Registrant for the year ended
October 31, 2016 (the "Form N-CSR") 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 Form N-CSR fairly presents, in all
material respects, the financial condition and results of operations of
The Alger Institutional Funds.
Dated: December 21, 2016
/s/Hal Liebes
Hal Liebes
President
The Alger Institutional Funds
Dated: December 21, 2016
/s/ Michael D. Martins
Michael D. Martins
Treasurer
The Alger Institutional Funds
This certification is being furnished solely pursuant to 18 U.S.C. ss. 1350 and is not
being filed as part of the Report or as a separate disclosure document.