SEC Form 3

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 or Section 30(h) of the Investment Company Act of 1940

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1. Name and Address of Reporting Person* Meringer Julie H (Last) (First) (Middle) C/O FORRESTER RESEARCH, INC. 400 TECHNOLOGY SQUARE (Street) CAMBRIDGE MA 02139 (City) (State) (Zip)	2. Date of Event Requiring Statement (Month/Day/Year) 01/01/2007	3. Issuer Name and Ticker or Trading Symbol FORRESTER RESEARCH INC [ FORR ]
		4. Relationship of Reporting Person(s) to Issuer (Check all applicable) Director 10% Owner X Officer (give title below) Other (specify below) Managing Director, IT	5. If Amendment, Date of Original Filed (Month/Day/Year)
			6. Individual or Joint/Group Filing (Check Applicable Line) X Form filed by One Reporting Person Form filed by More than One Reporting Person

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)

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: 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
Incentive Stock Option (Right to Buy)	(1)	03/30/2013	Common Stock	1,000	14.73	D
Incentive Stock Option (Right to Buy)	(1)	03/30/2014	Common Stock	3,375	18.42	D
Non-Qualified Stock Option (Right to Buy)	(1)	03/30/2014	Common Stock	1,125	18.42	D
Incentive Stock Option (Right to Buy)	03/16/2007	03/17/2007	Common Stock	100	25.16	D
Incentive Stock Option (Right to Buy)	(1)	03/15/2011	Common Stock	6,000	25.16	D
Incentive Stock Option (Right to Buy)	(2)	03/31/2009	Common Stock	8,068	17	D
Incentive Stock Option (Right to Buy)	(1)	10/31/2011	Common Stock	7,379	15.96	D
Non-Qualified Stock Option (Right to Buy)	(1)	03/15/2011	Common Stock	2,000	25.16	D
Non-Qualified Stock Option (Right to Buy)	(2)	03/31/2009	Common Stock	1,932	17	D
Non-Qualified Stock Option (Right to Buy)	(2)	04/02/2016	Common Stock	15,000	22.19	D
Incentive Stock Option (Right to Buy)	(3)	03/30/2015	Common Stock	4,240	14.06	D
Non-Qualified Stock Option (Right to Buy)	(3)	03/30/2015	Common Stock	3,088	14.06	D

Explanation of Responses:

1. The Options become exercisable in four equal installments on the first, second, third, and fourth anniversaries of the grant date.

2. The Options become exercisable in three equal installments on the first, second and third anniversaries of the grant date.

3. The Options become exercisable in two equal installments on the first and second anniversaries of the grant date.

Remarks:

	Ryan Maughn, attorney in fact for Julie Meringer	01/04/2007
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* 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).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
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