6-K

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 6-K

Report of Foreign Private Issuer

Pursuant to Rule 13a-16 or 15d-16

of the Securities Exchange Act of 1934

Date: May 3, 2019

Commission File Number: 001-33414

Denison Mines Corp.

(Translation of registrant’s name into English)

1100-40 University Avenue, Toronto Ontario, M5J 1T1 Canada

(Address of principal executive offices)

Indicate by check mark whether the registrant files or will file annual reports under cover Form 20-F or Form 40-F.

Form 20-F  ☐            Form    40-F   ☒

Indicate by check mark if the registrant is submitting the Form 6-K in paper as permitted by Regulation S-T Rule 101(b)(1):  ☐

Indicate by check mark if the registrant is submitting the Form 6-K in paper as permitted by Regulation S-T Rule 101(b)(7):  ☐

Signatures

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned, thereunto duly authorized.

	Denison Mines Corp.
	/s/ Amanda Willett
Date:  May 3, 2019	Amanda Willett
	Corporate Counsel and Corporate Secretary

EXHIBIT INDEX

Exhibit Number	Description
99.1	Press Release dated May 2, 2019
99.2	Report of Voting Results

EX-99.1

  Exhibit 99.1

Denison Mines Corp. 1100 – 40 University Ave Toronto, ON M5J 1T1 www.denisonmines.com

PRESS RELEASE

DENISON ANNOUNCES

RESULTS OF SHAREHOLDER MEETING

Toronto, ON – May 2, 2019 Denison Mines Corp. (“Denison” or the “Company”) (DML: TSX, DNN: NYSE American) is pleased to report that the nominees listed in the management proxy circular dated March 20, 2019 (the “Circular”) for the Annual General Meeting of Shareholders held today in Toronto (the "Meeting ") were elected as directors of the Company. Detailed results of the vote for the election of directors are set out below.

Nominee	Votes For	% For	Votes Withheld	% Withheld
David D. Cates	208,521,957	98.64	2,867,851	1.36
W. Robert Dengler	208,825,134	98.79	2,564,674	1.21
Brian D. Edgar	206,077,462	97.49	5,312,346	2.51
Ron F. Hochstein	208,986,347	98.86	2,403,461	1.14
Jack O.A. Lundin	208,960,770	98.85	2,429,038	1.15
Geun Park	209,289,955	99.01	2,099,853	0.99
William A. Rand	208,802,733	98.78	2,587,075	1.22
Catherine J.G. Stefan	209,271,914	99.00	2,117,894	1.00
Patricia M. Volker	208,901,568	98.82	2,488,240	1.18

The Company is also pleased to report that all other items of business presented to its shareholders at the Meeting, each as more particularly described in the Circular, were approved.

The Company has provided more details on the results of all matters considered at the Meeting in its Report of Voting Results filed under its profile on SEDAR at www.sedar.com and EDGAR at www.sec.gov/edgar.

About Denison

Denison is a uranium exploration and development company with interests focused in the Athabasca Basin region of northern Saskatchewan, Canada. In addition to its 90% owned Wheeler River project, which ranks as the largest undeveloped high-grade uranium project in the infrastructure rich eastern portion of the Athabasca Basin region, Denison's Athabasca Basin exploration portfolio consists of numerous projects covering approximately 320,000 hectares. Denison's interests in the Athabasca Basin also include a 22.5% ownership interest in the McClean Lake joint venture ("MLJV"), which includes several uranium deposits and the McClean Lake uranium mill, which is currently processing ore from the Cigar Lake mine under a toll milling agreement, plus a 25.17% interest in the Midwest and Midwest A deposits, and a 65.92% interest in the J Zone and Huskie deposits on the Waterbury Lake property. Each of Midwest, Midwest A, J Zone and Huskie are located within 20 kilometres of the McClean Lake mill.

Denison is also engaged in mine decommissioning and environmental services through its Denison Environmental Services division and is the manager of Uranium Participation Corp., a publicly traded company which invests in uranium oxide and uranium hexafluoride.

For more information, please contact

David Cates	(416) 979-1991 ext. 362
President and Chief Executive Officer
Sophia Shane	(604) 689-7842
Investor Relations
Follow Denison on Twitter	@DenisonMinesCo

CAUTIONARY STATEMENT REGARDING FORWARD‐LOOKING STATEMENTS

Certain information contained in this news release constitutes ‘forward-looking information’, within the meaning of the applicable United States and Canadian legislation concerning the business, operations and financial performance and condition of Denison. Generally, these forward-looking statements can be identified by the use of forward-looking terminology such as ‘plans’, ‘expects’, ‘budget’, ‘scheduled’, ‘estimates’, ‘forecasts’, ‘intends’, ‘anticipates’, or ‘believes’, or the negatives and/or variations of such words and phrases, or state that certain actions, events or results ‘may’, ‘could’, ‘would’, ‘might’ or ‘will be taken’, ‘occur’, ‘be achieved’ or ‘has the potential to’.

In particular, this news release contains forward-looking information pertaining to the following: the benefits to be derived from corporate transactions; expectations regarding Denison’s joint venture ownership interests and the continuity of its agreements with its partners; and expectations regarding the terms and continuity of, and revenues from, the UPC management contract.

Forward looking statements are based on the opinions and estimates of management as of the date such statements are made, and they are subject to known and unknown risks, uncertainties and other factors that may cause the actual results, level of activity, performance or achievements of Denison to be materially different from those expressed or implied by such forward-looking statements. Denison believes that the expectations reflected in this forward-looking information are reasonable but no assurance can be given that these expectations will prove to be accurate and results may differ materially from those anticipated in this forward looking information. For a discussion in respect of risks and other factors that could influence forward-looking events, please refer to the factors discussed in Denison’s Annual Information Form dated March 12, 2019 under the heading ‘Risk Factors’. These factors are not, and should not be construed as being exhaustive.

Accordingly, readers should not place undue reliance on forward-looking statements. The forward-looking information contained in this news release is expressly qualified by this cautionary statement. Any forward-looking information and the assumptions made with respect thereto speaks only as of the date of this news release. Denison does not undertake any obligation to publicly update or revise any forward-looking information after the date of this news release to conform such information to actual results or to changes in Denison's expectations except as otherwise required by applicable legislation.

EX-99.2

Exhibit 99.2

Denison Mines Corp. 1100 – 40 University Ave Toronto, ON M5J 1T1 www.denisonmines.com @DenisonMinesCo

May 2, 2019

VIA SEDAR

Ontario Securities Commission

British Columbia Securities Commission

Alberta Securities Commission

Saskatchewan Financial Services Commission

The Manitoba Securities Commission

New Brunswick Securities Commission

Nova Scotia Securities Commission

Prince Edward Island Securities Office

Securities Commission of Newfoundland and Labrador

The Toronto Stock Exchange

Denison Mines Corp. - Report of Voting Results

In accordance with Section 11.3 of National Instrument 51-102 – Continuous Disclosure Obligations, we hereby advise of the results of the voting on the matters submitted to the annual general meeting (the “Meeting”) of the shareholders (the “Shareholders”) of Denison Mines Corp. (the “Corporation”) held on May 2, 2019.

The matters voted upon at the Meeting and the results of the voting were as follows:

Election of Directors

The nine nominees set forth in the Corporation’s 2019 Management Proxy Circular dated March 20, 2019 (the “Circular”) were elected as directors of the Corporation by a majority of votes cast. The matter was voted upon by ballot at the Meeting and the outcome of voting was as follows:

Nominee	Votes For	% For	Votes Withheld	% Withheld
David D. Cates	208,521,957	98.64	2,867,851	1.36
W. Robert Dengler	208,825,134	98.79	2,564,674	1.21
Brian D. Edgar	206,077,462	97.49	5,312,346	2.51
Ron F. Hochstein	208,986,347	98.86	2,403,461	1.14
Jack O.A. Lundin	208,960,770	98.85	2,429,038	1.15
Geun Park	209,289,955	99.01	2,099,853	0.99
William A. Rand	208,802,733	98.78	2,587,075	1.22
Catherine Stefan	209,271,914	99.00	2,117,894	1.00
Patricia M. Volker	208,901,568	98.82	2,488,240	1.18

Appointment of Auditors

By majority vote cast by show of hands, PricewaterhouseCoopers LLP was appointed auditor of the Corporation to hold office until the close of the next annual meeting of shareholders or until its successor is appointed, and the directors of the Corporation were authorized to fix the remuneration of the auditor. If a ballot had been taken, based upon proxy votes by Shareholders received by the Corporation, the voting results on the appointment of the auditors would have been as follows:

Votes For	% For	Votes Withheld	% Withheld
299,861,566	98.56	4,366,165	1.44

Advisory Vote on Executive Compensation

By majority vote cast by show of hands, a non-binding advisory resolution accepting the Corporation’s approach to executive compensation (the “Executive Compensation Resolution”), the full text of which is set out on page 13 of the Circular, was approved. If a ballot had been taken, based upon proxy votes by Shareholders received by the Corporation, the voting results on the Executive Compensation Resolution would have been as follows:

Votes For	% For	Votes Against	% Against
157,958,814	74.72	53,430,994	25.28

DENISON MINES CORP.

       By:           

_(signed) “Amanda Willett”_____

Amanda Willett

Corporate Counsel & Corporate Secretary