Dreyfus Funds N-CSR Certified annual shareholder report (management investment company)

CERTIFICATIONS

I, J. David Officer, certify that:

1.	I have reviewed this report on Form N-CSR of Dreyfus Funds, Inc.;
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

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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: August 26, 2009

/s/J. David Officer 

J. David Officer 

Principal Executive Officer 

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