UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

WASHINGTON, D.C. 20549

SCHEDULE 13G/A

Under the Securities Exchange Act of 1934

(Amendment No. 4)*

VONAGE HOLDINGS CORP.

(Name of Issuer)

Common Stock, par value $0.001 per share

(Title of Class of Securities)

92886T201

(CUSIP Number)

December 31, 2010

(Date of Event Which Requires Filing of this Statement)

Check the appropriate box to designate the rule pursuant to which this Schedule is filed:

¨ Rule 13d-1(b)

¨ Rule 13d-1(c)

x Rule 13d-1(d)

* The remainder of this cover page shall be filled out for a reporting person’s initial filing on this form with respect to the subject class of securities, and for any subsequent amendment containing information which would alter the disclosures provided in a prior cover page.

The information required in the remainder of this cover page shall not be deemed to be “filed” for the purpose of Section 18 of the Securities Exchange Act of 1934 (“Act”) or otherwise subject to the liabilities of that section of the Act but shall be subject to all other provisions of the Act (however, see the Notes).

CUSIP No. 92886T201
1.	NAMES OF REPORTING PERSONS Jeffrey A. Citron
2.	CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (SEE INSTRUCTIONS) (a)  ¨        (b)  ¨
3.	SEC USE ONLY
4.	CITIZENSHIP OR PLACE OF ORGANIZATION     United States of America
NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH		5.	SOLE VOTING POWER     57,855,209 shares
		6.	SHARED VOTING POWER     1,000,000 shares
		7.	SOLE DISPOSITIVE POWER     57,855,209 shares
		8.	SHARED DISPOSITIVE POWER     1,000,000 shares
9.	AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON     58,855,209 shares
10.	CHECK IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES (SEE INSTRUCTIONS)  ¨
11.	PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)     26% (1)
12.	TYPE OF REPORTING PERSON (SEE INSTRUCTIONS)     IN

(1) Based on 221,490,554 shares of Common Stock outstanding as of December 31, 2010.

Page 2 of 5 pages

Item 1	(a).	Name of Issuer:
		Vonage Holdings Corp.
Item 1	(b).	Address of Issuer’s Principal Executive Offices:
		23 Main Street Holmdel, New Jersey 07733
Item 2	(a).	Name of Person Filing:
		This statement is filed on behalf of the following person, in accordance with Rule 13d-1(k)(1) under the Act: Jeffrey A. Citron
Item 2	(b).	Address of Principal Business Office or, if none, Residence:
		c/o Vonage Holdings Corp. 23 Main Street Holmdel, New Jersey 07733
Item 2	(c).	Citizenship:
		United States of America
Item 2	(d).	Title of Class of Securities:
		Common Stock, par value $0.001 per share
Item 2	(e).	CUSIP Number:
		92886T201
Item 3.	If this statement is filed pursuant to Rule 13d-1(b) or 13(d)-2(b) or (c), check whether the person filing is a:
	Not applicable.

Page 3 of 5 pages

Item 4.	Ownership.
	(a)	Amount beneficially owned
		58,855,209 shares
	(b)	Percent of class
		26%
	(c)	Number of shares as to which the person has:
		(i)	Sole power to vote or to direct the vote
			57,855,209 shares (1)
		(ii)	Shared power to vote or to direct the vote
			1,000,000 shares (2)
		(iii)	Sole power to dispose or to direct the disposition of
			57,855,209 shares (1)
		(iv)	Shared power to dispose or to direct the disposition of
			1,000,000 shares (2)
	(1)	Includes the following:
			•    4,655,532 shares subject to stock options that were exercisable at or within 60 days of December 31, 2010;
			•    514,286 shares issuable upon exercise of warrants;
			•    9,814,086 shares held by the Kyra Elyse Citron 1999 Descendants Annuity Trust; and
			•    9,818,486 shares held by the Noah Aidan Citron 1999 Descendants Annuity Trust;
			Mr. Citron has the right to acquire the shares held by each of the two trusts listed above by swapping other assets in exchange for the shares held by the applicable trust.
	(2)	Consists of shares held by a charitable organization for which Mr. Citron serves as a director.
Item 5.	Ownership of Five Percent or Less of a Class.
	Not applicable.
Item 6.	Ownership of More than Five Percent on Behalf of Another Person.
	Not applicable.
Item 7.	Identification and Classification of the Subsidiary Which Acquired the Security Being Reported on by the Parent Holding Company or Control Person.
	Not applicable.
Item 8.	Identification and Classification of Members of the Group.
	Not applicable.
Item 9.	Notice of Dissolution of Group.
	Not applicable.
Item 10.	Certifications.
	Not applicable.

Page 4 of 5 pages

SIGNATURE

After reasonable inquiry and to the best my knowledge and belief, I certify that the information set forth in this statement is true, complete and correct.

February 14, 2010

/s/ Joann Vought, Attorney-in-fact for Jeffrey A. Citron

Jeffrey A. Citron

Page 5 of 5 pages