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Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
Originator-Key-Asymmetric:
 MFgwCgYEVQgBAQICAf8DSgAwRwJAW2sNKK9AVtBzYZmr6aGjlWyK3XmZv3dTINen
 TWSM7vrzLADbmYQaionwg5sDW3P6oaM5D3tdezXMm7z1T+B+twIDAQAB
MIC-Info: RSA-MD5,RSA,
 VPmzQEisNCGtSpSlEQPIPn2RHz6zMF+8pjxrOZVixQ91PiMejyCWwLmXnwoGWx02
 hJFvT49uWzQoa7nnYCwtSQ==

<SEC-DOCUMENT>9999999995-07-001786.txt : 20070508
<SEC-HEADER>9999999995-07-001786.hdr.sgml : 20070508
<ACCEPTANCE-DATETIME>20070508001517
ACCESSION NUMBER:		9999999995-07-001786
CONFORMED SUBMISSION TYPE:	EFFECT
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		20070507
DATE AS OF CHANGE:		20070508
EFFECTIVENESS DATE:		20070507

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			ALLIED WORLD ASSURANCE CO HOLDINGS LTD
		CENTRAL INDEX KEY:			0001163348
		STANDARD INDUSTRIAL CLASSIFICATION:	FIRE, MARINE & CASUALTY INSURANCE [6331]
		IRS NUMBER:				000000000

	FILING VALUES:
		FORM TYPE:		EFFECT
		SEC ACT:		1933 Act
		SEC FILE NUMBER:	333-135464
		FILM NUMBER:		07825659

	BUSINESS ADDRESS:	
		STREET 1:		27 RICHMOND ROAD
		CITY:			PEMBROKE
		STATE:			D0
		ZIP:			HM 08
		BUSINESS PHONE:		441-278-5400

	MAIL ADDRESS:	
		STREET 1:		27 RICHMOND ROAD
		CITY:			PEMBROKE
		STATE:			D0
		ZIP:			HM 08

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	ALLIED WORLD ASSURANCE HOLDINGS LTD
		DATE OF NAME CHANGE:	20011207
</SEC-HEADER>
<DOCUMENT>
<TYPE>EFFECT
<SEQUENCE>1
<FILENAME>primary_doc.xml
<TEXT>
<XML>
<?xml version="1.0"?>
<edgarSubmission>

    <schemaVersion>X0101</schemaVersion>

    <submissionType>EFFECT</submissionType>

    <act>33</act>

    <testOrLive>LIVE</testOrLive>

    <effectiveData>
        <finalEffectivenessDispDate>2007-05-07</finalEffectivenessDispDate>
        <accessionNumber>0000950123-07-006373</accessionNumber>
        <submissionType>POS AM</submissionType>
        <filer>
            <cik>0001163348</cik>
            <entityName>ALLIED WORLD ASSURANCE CO HOLDINGS LTD</entityName>
            <fileNumber>333-135464</fileNumber>
        </filer>
    </effectiveData>
</edgarSubmission>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
-----END PRIVACY-ENHANCED MESSAGE-----