FORM 3

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940

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(Print or Type Responses)

1. Name and Address of Reporting Person *   Eimer Richard 2. Date of Event Requiring Statement (Month/Day/Year) 01/01/2008 3. Issuer Name and Ticker or Trading Symbol DYNEGY INC. [DYN] (Last) (First) (Middle) 1000 LOUISIANA, SUITE 5800 4. Relationship of Reporting Person(s) to Issuer (Check all applicable) _____ Director _____ 10% Owner __X__ Officer (give title below) _____ Other (specify below) Exec. VP 5. If Amendment, Date Original Filed(Month/Day/Year) (Street) HOUSTON, TX 77002 6. Individual or Joint/Group Filing(Check Applicable Line) _X_ Form filed by One Reporting Person ___ Form filed by More than One Reporting Person (City) (State) (Zip) Table I - Non-Derivative Securities Beneficially Owned

1.Title of Security (Instr. 4) 2. Amount of Securities Beneficially Owned (Instr. 4) 3. Ownership Form: Direct (D) or Indirect (I) (Instr. 5) 4. Nature of Indirect Beneficial Ownership (Instr. 5) Class A common stock 36,333 (1) D   Class A common stock 11,585 I by 401(k) Plan (2)

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.			SEC 1473 (7-02)
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Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)

1. Title of Derivative Security (Instr. 4)	2. Date Exercisable and Expiration Date (Month/Day/Year)		3. Title and Amount of Securities Underlying Derivative Security (Instr. 4)		4. Conversion or Exercise Price of Derivative Security	5. Ownership Form of Derivative Security: Direct (D) or Indirect (I) (Instr. 5)	6. Nature of Indirect Beneficial Ownership (Instr. 5)
	Date Exercisable	Expiration Date	Title	Amount or Number of Shares
Employee Stock Option Plan (right to buy)	02/10/1999	02/10/2009	Class A common stock	9,600	$ 12.14	D	Â
Employee Stock Option Plan (right to buy)	  (3)	12/08/2009	Class A common stock	15,500	$ 15.56	D	Â
Employee Stock Option Plan (right to buy)	  (4)	01/19/2011	Class A common stock	22,222	$ 47.19	D	Â
Employee Stock Option Plan (right to buy)	  (5)	12/21/2011	Class A common stock	28,656	$ 23.85	D	Â
Employee Stock Option Plan (right to buy)	  (6)	02/10/2014	Class A common stock	25,129	$ 4.48	D	Â
Employee Stock Option Plan (right to buy)	  (7)	01/19/2015	Class A common stock	33,743	$ 4.3	D	Â
Employee Stock Option Plan (right to buy)	  (8)	04/02/2017	Class A common stock	47,251	$ 9.67	D	Â

Reporting Owners

Reporting Owner Name / Address	Relationships
	Director	10% Owner	Officer	Other
Eimer Richard 1000 LOUISIANA SUITE 5800 HOUSTON, TX 77002	Â	Â	  Exec. VP	Â

Signatures

/s/ Heidi D. Lewis, Attorney-in-Fact		01/10/2008
**Signature of Reporting Person		Date

Explanation of Responses:

*	If the form is filed by more than one reporting person, see Instruction 5(b)(v).
**	Intentional misstatements or omissions of facts constitute Federal Criminal Violations. See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
(1)	Includes 11,996 shares of restricted Class A common stock which vest in full on April 2, 2010.
(2)	Rounded. Reflects shares held for Reporting Person's account by the Trustee of Dynegy Inc. 401(k) Savings Plan as of January 1, 2008.
(3)	The option became exercisable in three equal annual installments beginning December 8, 2000.
(4)	The option became exercisable in three equal annual installments beginning January 19, 2002.
(5)	The option became exercisable in three equal annual installments beginning December 20, 2002.
(6)	The option became exercisable in three equal annual installments beginning February 10, 2005.
(7)	The option became exercisable as to an aggregate of 22,476 shares on January 19, 2006 and January 19, 2007. The remaining 11,247 shares subject to the option became exercisable on April 2, 2007.
(8)	The option becomes exercisable in three equal annual installments beginning April 2, 2008.

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