FORM 4 Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 STATEMENT OF CHANGES IN 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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1. Name and Address of Reporting Person * DEGNAN JOHN J   2. Issuer Name and Ticker or Trading Symbol CHUBB CORP [CB] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) _____ Director _____ 10% Owner __X__ Officer (give title below) _____ Other (specify below) Vice Chairman (Last) (First) (Middle) 15 MOUNTAIN VIEW ROAD, P.O. BOX 1615 3. Date of Earliest Transaction (Month/Day/Year) 05/05/2005 (Street) WARREN, NJ 070611615 4. If Amendment, Date 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 (City) (State) (Zip) Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned

1.Title of Security (Instr. 3) 2. Transaction Date (Month/Day/Year) 2A. Deemed Execution Date, if any (Month/Day/Year) 3. Transaction Code (Instr. 8) 4. Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5) 5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4) 6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 7. Nature of Indirect Beneficial Ownership (Instr. 4) Code V Amount (A) or (D) Price COMMON 05/05/2005   X   31,355 A $ 60.75 96,035.07 D   COMMON 05/05/2005   S   31,355 D $ 83.53 64,680.07 D   COMMON 05/05/2005   X   38,037 A $ 57.56 102,717.07 D   COMMON 05/05/2005   S   38,037 D $ 83.53 64,680.07 D   COMMON 05/05/2005   X   66,166 A $ 59.78 130,846.07 D   COMMON 05/05/2005   S   66,166 D $ 83.53 64,680.07 D   COMMON               3,166.17 I By ESOP

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Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned
(e.g., puts, calls, warrants, options, convertible securities)

1. Title of Derivative Security (Instr. 3)

2. Conversion or Exercise Price of Derivative Security

3. Transaction Date (Month/Day/Year)

3A. Deemed Execution Date, if any (Month/Day/Year)

4. Transaction Code (Instr. 8)

5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4, and 5)

6. Date Exercisable and Expiration Date (Month/Day/Year)

7. Title and Amount of Underlying Securities (Instr. 3 and 4)

8. Price of Derivative Security (Instr. 5)

9. Number of Derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)

10. Ownership Form of Derivative Security: Direct (D) or Indirect (I) (Instr. 4)

11. Nature of Indirect Beneficial Ownership (Instr. 4)

Code

V

(A)

(D)

Date Exercisable

Expiration Date

Title

Amount or Number of Shares

STOCK OPTION (1)

$ 60.75

05/05/2005

C

31,355

03/06/1999

03/05/2007

COMMON

31,355

$ 60.75

1,645

D

STOCK OPTION (1)

$ 57.56

05/05/2005

C

38,037

03/06/2005

03/06/2008

COMMON

38,037

$ 57.56

0

D

STOCK OPTION (1)

$ 59.78

05/05/2005

C

66,166

03/11/2001

03/10/2009

COMMON

66,166

$ 59.78

1,672

D

PERFORMANCE SHARES 2004 (2)

$ 0 (3)

(2)

(2)

COMMON

56,358

56,358

D

PERFORMANCE SHARES 2005 (4)

$ 0 (3)

(4)

(4)

COMMON

46,134

46,134

D

RESTRICTED STOCK UNIT 2004 (5)

$ 0 (3)

(5)

(5)

COMMON

9,392

9,392

D

RESTRICTED STOCK UNIT 2005 (5)

$ 0 (3)

(5)

(5)

COMMON

7,688

7,688

D

STOCK OPTION (1)

$ 88.56

03/01/2003

03/01/2006

COMMON

50,351

50,351

D

STOCK OPTION (1)

$ 78.97

03/05/2000

03/04/2008

COMMON

28,500

28,500

D

STOCK OPTION (1)

$ 47.97

03/02/2002

03/02/2010

COMMON

3,126

3,126

D

STOCK OPTION (1)

$ 70.85

03/01/2003

03/01/2011

COMMON

50,351

50,351

D

STOCK OPTION (1)

$ 73.68

03/07/2003

03/07/2012

COMMON

24,789

24,789

D

STOCK OPTION (1)

$ 92.1

03/07/2003

03/07/2012

COMMON

24,789

24,789

D

STOCK OPTION (1)

$ 73.68

03/07/2004

03/07/2012

COMMON

24,789

24,789

D

STOCK OPTION (1)

$ 92.1

03/07/2004

03/07/2012

COMMON

24,789

24,789

D

STOCK OPTION (1)

$ 46.05

03/06/2005

03/06/2013

COMMON

38,037

38,037

D

Reporting Owners

Reporting Owner Name / Address	Relationships
	Director	10% Owner	Officer	Other
DEGNAN JOHN J 15 MOUNTAIN VIEW ROAD P.O. BOX 1615 WARREN, NJ 070611615			Vice Chairman

Signatures

By: Patricia S. Tomczyk, POA		05/09/2005
**Signature of Reporting Person		Date

Explanation of Responses:

*	If the form is filed by more than one reporting person, see Instruction 4(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)	All Stock Options are granted in tandem with tax withholding rights.
(2)	Represents 200% of the target performance share award, which is the maximum number of shares issuable under this award for the performance cycle ending December 31, 2006.
(3)	Variable Pricing
(4)	Represents 200% of the target performance share award, which is the maximum number of shares issuable under this award for the performance cycle ending December 31, 2007.
(5)	Restricted Stock Units generally cliff vest on the third anniversary of the grant date.

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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