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
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                      	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(f) of the Investment Company Act of 1940	                      	

1. Name and Address of Reporting Person *

AON CORP	2. Issuer Name and Ticker or Trading Symbol

ENDURANCE SPECIALTY HOLDINGS LTD [ enh ]	5. Relationship of Reporting Person(s) to Issuer (Check all applicable)

_____ Director                      __ X __ 10% Owner
_____ Officer (give title below)      _____ Other (specify below)	
(Last)          (First)          (Middle)

AON CORPORATION - CORPORATE LAW DEPT, 200 EAST RANDOLPH STREET, 8TH FLOOR	3. Date of Earliest Transaction (MM/DD/YYYY)

11/5/2003		
(Street)

CHICAGO, IL 60601
(City)        (State)        (Zip)	4. If Amendment, Date Original Filed (MM/DD/YYYY)

 	6. Individual or Joint/Group Filing (Check Applicable Line)

___ Form filed by One Reporting Person
_ X _ Form filed by More than One Reporting Person	

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned	
1.Title of Security
(Instr. 3)	2. Trans. Date	2A. Deemed Execution Date, if any	3. Trans. 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				
Ordinary Shares, par value $1.00  	11/5/2003  	 	S	  	40568  	D	$19.72  	446161  	D  	 	
Ordinary Shares, par value $1.00  	 	 	 	  	 	 	 	10944765  	I  	By Subsidiaries   (1) (2) (3)	

Table II - Derivative Securities Beneficially Owned ( e.g. , puts, calls, warrants, options, convertible securities)	
1. Title of Derivate Security
(Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Trans. Date	3A. Deemed Execution Date, if any	4. Trans. 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	7. Title and Amount of Securities Underlying Derivative Security
(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					

Explanation of Responses:	
(  1) 	The designated Reporting Person, Aon Corporation ("Aon"), is filing this Form 4 on behalf of itself, Virginia Surety Company (formerly known as Combined Specialty Insurance Company)("VSC"), Combined Insurance Company of America ("CICA"), Resource Life Insurance Company ("Resource"), London General Insurance Company ("London General"), Sterling Life Insurance Company ("Sterling") and Combined Life Assurance Company of Europe Ltd. ("CLACE").	
(  2) 	Aon, VSC, CICA, Resource, London General, Sterling and CLACE share the address reported herein. The I.R.S. Identification Numbers for the entities are as follows: VSC - 36-3186541, CICA - 36-2136262, Resource - 47-0482911 and Sterling - 13-1867829. Neither London General nor CLACE has been assigned an I.R.S. Identification Number, as London General is incorporated under the laws of the United Kingdom and CLACE is incorporated under the laws of Ireland.	
(  3) 	Aon indirectly beneficially owns the securities being reported herein due to its status as the parent corporation of VSC, CICA, Resource, London General, Sterling and CLACE. Aon's subsidiaries own the following number of ordinary shares: VSC - 8,735,294, CICA - 1,769,471, Resource - 150,000, London General - 115,000, Sterling - 100,000 and CLACE - 75,000.	

Reporting Owners	
Reporting Owner Name / Address	Relationships	
	Director	10% Owner	Officer	Other	
AON CORP
AON CORPORATION - CORPORATE LAW DEPT
200 EAST RANDOLPH STREET, 8TH FLOOR
CHICAGO, IL 60601		X			
COMBINED SPECIALTY INSURANCE CO OF AMERICA
AON CORPORATION - CORPORATE LAW DEPT
200 EAST RANDOLPH STREET, 8TH FLOOR
CHICAGO, IL 60601		X			
COMBINED INSURANCE CO OF AMERICA
AON CORPORATION - CORPORATE LAW DEPT
200 EAST RANDOLPH DRIVE, 8TH FLOOR
CHICAGO, IL 60601		X			
RESOURCE LIFE INSURANCE CO
AON CORPORATION - CORPORATE LAW DEPT
200 EAST RANDOLPH STREET, 8TH FLOOR
CHICAGO, IL 60601		X			
LONDON GENERAL INSURANCE CO LTD
AON CORPORATION - CORPORATE LAW DEPT
CHICAGO, IL 60601		X			
STERLING LIFE INSURANCE CO INC
AON CORPORATION - CORPORATE LAW DEPT
200 EAST RANDOLPH STREET, 8TH FLOOR
CHICAGO, IL 60601		X			
COMBINED LIFE ASSURANCE CO OF EUROPE LTD
AON CORPORATION - CORPORATE LAW DEPT
200 EAST RANDOLPH STREET, 8TH FLOOR
CHICAGO, IL 60601		X			

Signatures		
Jennifer L. Kraft pursuant to a power of attorney		11/7/2003	
** Signature of Reporting Person		Date
	
Jennifer L. Kraft pursuant to a power of attorney		11/7/2003	
** Signature of Reporting Person		Date
	
Jennifer L. Kraft pursuant to a power of attorney		11/7/2003	
** Signature of Reporting Person		Date
	
Jennifer L. Kraft pursuant to a power of attorney		11/7/2003	
** Signature of Reporting Person		Date
	
Jennifer L. Kraft pursuant to a power of attorney		11/7/2003	
** Signature of Reporting Person		Date
	
Jennifer L. Kraft pursuant to a power of attorney		11/7/2003	
** Signature of Reporting Person		Date
	
Jennifer L. Kraft pursuant to a power of attorney		11/7/2003	
** 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 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).	
Note:	File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.	
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB control number.	

Exhibit 99
Form 4 Joint Filer Information
Name: Virginia Surety Company (formerly known as Combined
Specialty Insurance Company)

Address:                                200 East Randolph Street
                                        Chicago, IL 60601

Designated Filer:               Aon Corporation	

Issuer & Ticker Symbol: Endurance Specialty Holdings

                                        Ltd. (ENH)

Date of Event
Requiring Statement:    November 5, 2003

Signature:                      By:  /s/ Jennifer L. Kraft
                                        pursuant to a power of
                                        attorney	

Name:                           Combined Insurance Company of
                                        America

Address:                                200 East Randolph Street
                                        Chicago, IL 60601

Designated Filer:               Aon Corporation	

Issuer & Ticker Symbol: Endurance Specialty Holdings

                                        Ltd. (ENH)

Date of Event
Requiring Statement:    November 5, 2003

Signature:                      By:  /s/ Jennifer L. Kraft
                                        pursuant to a power of
                                        attorney	

Name:                           Resource Life Insurance
                                        Company

Address:                                200 East Randolph Street
                                        Chicago, IL 60601

Designated Filer:               Aon Corporation	

Issuer & Ticker Symbol: Endurance Specialty Holdings

                                        Ltd. (ENH)

Date of Event
Requiring Statement:    November 5, 2003

Signature:                      By:  /s/ Jennifer L. Kraft
                                        pursuant to a power of
                                        attorney	

Name:                           London General Insurance
                                        Company Ltd.

Address:                                200 East Randolph Street
                                        Chicago, IL 60601

Designated Filer:               Aon Corporation	

Issuer & Ticker Symbol: Endurance Specialty Holdings

                                        Ltd. (ENH)

Date of Event
Requiring Statement:    November 5, 2003

Signature:                      By:  /s/ Jennifer L. Kraft
                                        pursuant to a power of
                                        attorney	

Name:                           Sterling Life Insurance
                                        Company

Address:                                200 East Randolph Street
                                        Chicago, IL 60601

Designated Filer:               Aon Corporation	

Issuer & Ticker Symbol: Endurance Specialty Holdings

                                        Ltd. (ENH)

Date of Event
Requiring Statement:    November 5, 2003

Signature:                      By:  /s/ Jennifer L. Kraft
                                        pursuant to a power of
                                        attorney	

Name:                           Combined Life Assurance
                                        Company of Europe Ltd.

Address:                                200 East Randolph Street
                                        Chicago, IL 60601

Designated Filer:               Aon Corporation	

Issuer & Ticker Symbol: Endurance Specialty Holdings

                                        Ltd. (ENH)

Date of Event
Requiring Statement:    November 5, 2003

Signature:                      By:  /s/ Jennifer L. Kraft
                                        pursuant to a power of
                                        attorney