Rule 30a-2(a) CERTIFICATIONS

I, Hal Liebes, certify that:

1. I have reviewed this report on Form N-CSR of The Alger Funds;

2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to
state a material fact necessary to make the statements made, in light of the circumstances under which
such statements were made, not misleading with respect to the period covered by this report;

3. Based on my knowledge, the financial statements, and other financial information included in this
report, fairly present in all material respects the financial condition, results of operations, changes in net
assets, and cash flows (if the financial statements are required to include a statement of cash flows) of the
registrant as of, and for, the periods presented in this report;

4. The registrant's other certifying officer(s) and I are responsible for establishing and maintaining
disclosure controls and procedures (as defined in Rule 30a-3(c) under the Investment Company Act of
1940) and internal control over financial reporting (as defined in Rule 30a-3(d) under the Investment
Company Act of 1940) for the registrant and have:

(a) Designed such disclosure controls and procedures, or caused such disclosure controls and
procedures to be designed under our supervision, to ensure that material information relating to the
registrant, including its consolidated subsidiaries, is made known to us by others within those entities,
particularly during the period in which this report is being prepared;

(b) Designed such internal control over financial reporting, or caused such internal control over
financial reporting to be designed under our supervision, to provide reasonable assurance regarding
the reliability of financial reporting and the preparation of financial statements for external purposes in
accordance with generally accepted accounting principles;

(c) Evaluated the effectiveness of the registrant's disclosure controls and procedures and presented in
this report our conclusions about the effectiveness of the disclosure controls and procedures, as of a
date within 90 days prior to the filing date of this report based on such evaluation; and

(d) Disclosed in this report any change in the registrant's internal control over financial reporting that
occurred during the second fiscal quarter of the period covered by this report that has materially
affected, or is reasonably likely to materially affect, the registrant's internal control over financial
reporting; and

5. The registrant's other certifying officer(s) and I have disclosed to the registrant's auditors and the audit
committee of the registrant's board of directors (or persons performing the equivalent functions):

(a) All significant deficiencies and material weaknesses in the design or operation of internal control
over financial reporting which are reasonably likely to adversely affect the registrant's ability to record,
process, summarize, and report financial information; and

(b) Any fraud, whether or not material, that involves management or other employees who have a
significant role in the registrant's internal control over financial reporting.

Date: June 27, 2017

/s/ Hal Liebes

Hal Liebes

President

Rule 30a-2(a) CERTIFICATIONS

I, Michael D. Martins, certify that:

1. I have reviewed this report on Form N-CSR of The Alger Funds;

2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to
state a material fact necessary to make the statements made, in light of the circumstances under which
such statements were made, not misleading with respect to the period covered by this report;

3. Based on my knowledge, the financial statements, and other financial information included in this
report, fairly present in all material respects the financial condition, results of operations, changes in net
assets, and cash flows (if the financial statements are required to include a statement of cash flows) of the
registrant as of, and for, the periods presented in this report;

4. The registrant's other certifying officer(s) and I are responsible for establishing and maintaining
disclosure controls and procedures (as defined in Rule 30a-3(c) under the Investment Company Act of
1940) and internal control over financial reporting (as defined in Rule 30a-3(d) under the Investment
Company Act of 1940) for the registrant and have:

(a) Designed such disclosure controls and procedures, or caused such disclosure controls and
procedures to be designed under our supervision, to ensure that material information relating to the
registrant, including its consolidated subsidiaries, is made known to us by others within those entities,
particularly during the period in which this report is being prepared;

(b) Designed such internal control over financial reporting, or caused such internal control over
financial reporting to be designed under our supervision, to provide reasonable assurance regarding
the reliability of financial reporting and the preparation of financial statements for external purposes in
accordance with generally accepted accounting principles;

(c) Evaluated the effectiveness of the registrant's disclosure controls and procedures and presented in
this report our conclusions about the effectiveness of the disclosure controls and procedures, as of a
date within 90 days prior to the filing date of this report based on such evaluation; and

(d) Disclosed in this report any change in the registrant's internal control over financial reporting that
occurred during the second fiscal quarter of the period covered by this report that has materially
affected, or is reasonably likely to materially affect, the registrant's internal control over financial
reporting; and

5. The registrant's other certifying officer(s) and I have disclosed to the registrant's auditors and the audit
committee of the registrant's board of directors (or persons performing the equivalent functions):

(a) All significant deficiencies and material weaknesses in the design or operation of internal control
over financial reporting which are reasonably likely to adversely affect the registrant's ability to record,
process, summarize, and report financial information; and

(b) Any fraud, whether or not material, that involves management or other employees who have a
significant role in the registrant's internal control over financial reporting.

Date: June 27, 2017

/s/ Michael D. Martins

Michael D. Martins

Treasurer