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<TITLE>Filed by Bowne Pure Compliance</TITLE>
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<P align="center" style="font-size: 14pt"><B>UNITED STATES<BR>
SECURITIES AND EXCHANGE COMMISSION<BR>
<FONT style="font-size: 12pt">Washington, D.C. 20549
</FONT></B>

<P align="center" style="font-size: 18pt"><B>FORM 8-K</B>

<P align="center" style="font-size: 12pt"><B>CURRENT REPORT<BR>
Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934</B>

<P align="center" style="font-size: 10pt"><B>Date of Report (Date of earliest event reported): February 5, 2009</B>

<P align="center">

<P align="center" style="font-size: 24pt"><B>ALLIED WORLD ASSURANCE COMPANY HOLDINGS, LTD<BR></B>
<FONT style="font-size: 10pt">(Exact name of registrant as specified in its charter)
</FONT>

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    <TD width="32%">&nbsp;</TD>
    <TD width="1%">&nbsp;</TD>
    <TD width="33%">&nbsp;</TD>
    <TD width="1%">&nbsp;</TD>
    <TD width="32%">&nbsp;</TD>
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    <TD style="border-bottom: 1px solid #000000"><B>Bermuda</B></TD>
    <TD>&nbsp;</TD>
    <TD style="border-bottom: 1px solid #000000"><B>001-32938</B></TD>
    <TD>&nbsp;</TD>
    <TD style="border-bottom: 1px solid #000000"><B>98-0481737</B></TD>
</TR>
<TR valign="top">
    <TD>(State or other Jurisdiction of Incorporation)</TD>
    <TD>&nbsp;</TD>
    <TD>(Commission File Number)</TD>
    <TD>&nbsp;</TD>
    <TD>(IRS Employer Identification No.)</TD>
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    <TD width="49%">&nbsp;</TD>
    <TD width="1%">&nbsp;</TD>
    <TD width="49%">&nbsp;</TD>
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    <TD style="border-bottom: 1px solid #000000"><B>27 Richmond Road<BR>Pembroke, Bermuda<BR></B></TD>
    <TD>&nbsp;</TD>
    <TD style="border-bottom: 1px solid #000000"><B>HM 08</B></TD>
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<TR valign="top">
    <TD>(Address of Principal Executive Offices)</TD>
    <TD>&nbsp;</TD>
    <TD>(Zip Code)</TD>
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<P align="center" style="font-size: 10pt">Registrant&#146;s telephone number, including area code: <B>(441) 278-5400</B>


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    <TD nowrap style="border-bottom: 1px solid #000000"><B>Not
Applicable</B></TD>
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<TR>
    <TD nowrap>(Former name or former address if changed since last report.)</TD>
</TR>
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<P align="left" style="font-size: 10pt">Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant
under any of the following provisions:

<P align="left" style="font-size: 10pt">
<FONT face="Wingdings">&#111;</FONT> Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)<BR><BR>
<FONT face="Wingdings">&#111;</FONT> Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)<BR><BR>
<FONT face="Wingdings">&#111;</FONT> Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))<BR><BR>
<FONT face="Wingdings">&#111;</FONT> Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))<BR>


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<P align="left" style="font-size: 10pt"><B>Item&nbsp;2.02. Results of Operations and Financial Condition.</B>


<P align="left" style="font-size: 10pt; text-indent: 2%">On February&nbsp;5, 2009, Allied World Assurance Company Holdings, Ltd issued a press release reporting its fourth
quarter and year-end results for 2008 and the availability of its fourth quarter and year-end 2008 financial supplement
and investment supplement. The press release, financial supplement and investment supplement are furnished herewith as
Exhibits 99.1, 99.2 and 99.3, respectively. The information hereunder is not deemed to be &#147;filed&#148; for purposes of
Section&nbsp;18 of the Securities Exchange Act of 1934, as amended (the &#147;Exchange Act&#148;), is not otherwise subject to the
liabilities of that section and is not incorporated by reference into any filing under the Securities Act of 1933, as
amended, or the Exchange Act, except as shall be expressly set forth by specific reference in such a filing.


<P align="left" style="font-size: 10pt"><B>Item&nbsp;9.01. Financial Statements and Exhibits.</B>


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    <TD width="3%" nowrap align="left"><B><I>(d)</I></B></TD>
    <TD width="1%">&nbsp;</TD>
    <TD><B><I>Exhibits</I></B></TD>
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<TR style="font-size: 10pt" valign="bottom">
    <TD nowrap align="left"><B>Exhibit</B></TD>
    <TD>&nbsp;</TD>
    <TD nowrap align="center">&nbsp;</TD>
</TR>
<TR style="font-size: 10pt" valign="bottom">
    <TD nowrap align="left"><B>Number</B></TD>
    <TD>&nbsp;</TD>
    <TD nowrap align="center"><B>Description</B></TD>
</TR>

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<TR valign="bottom">
    <TD valign="top"><DIV style="margin-left:0px; text-indent:-0px"><BR>99.1
</DIV></TD>
    <TD>&nbsp;</TD>
    <TD align="left" valign="top"><BR>Press release, dated February&nbsp;5, 2009, reporting fourth quarter
and year-end results for 2008.</TD>
</TR>
<TR valign="bottom">
    <TD valign="top"><DIV style="margin-left:0px; text-indent:-0px"><BR>99.2
</DIV></TD>
    <TD>&nbsp;</TD>
    <TD align="left" valign="top"><BR>Fourth Quarter and Year-End 2008 Financial Supplement.</TD>
</TR>
<TR valign="bottom">
    <TD valign="top"><DIV style="margin-left:0px; text-indent:-0px"><BR>99.3
</DIV></TD>
    <TD>&nbsp;</TD>
    <TD align="left" valign="top"><BR>Investment Supplement.</TD>
</TR>
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<P align="center" style="font-size: 10pt">&nbsp;

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<P align="center" style="font-size: 10pt"><B>SIGNATURES</B>



<P align="left" style="font-size: 10pt; text-indent: 2%">Pursuant to the requirements of the Securities Exchange Act of 1934, as amended, the registrant has duly caused
this report to be signed on its behalf by the undersigned hereunto duly authorized.



<P align="left" style="margin-left:45%; font-size: 10pt"><B>ALLIED WORLD ASSURANCE COMPANY HOLDINGS, LTD</B>


<P align="left" style="font-size: 10pt">Dated: February&nbsp;5, 2009



<P align="left" style="margin-left:45%; font-size: 10pt; margin-top: -11pt">By: <U><B>/</B>s/ Joan H. Dillard</U>
<BR>
Name: Joan H. Dillard
<BR>
Title: Senior Vice President, Chief Financial Officer


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<P align="center" style="font-size: 10pt">&nbsp;

<P align="center" style="font-size: 10pt; display: none">3
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<P align="center" style="font-size: 10pt"><B>EXHIBIT INDEX</B>


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<TABLE style="font-size: 10pt" cellspacing="0" border="0" cellpadding="0" width="100%">
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<TR valign="bottom">
    <TD width="12%">&nbsp;</TD>
    <TD width="5%">&nbsp;</TD>
    <TD width="83%">&nbsp;</TD>
</TR>
<TR style="font-size: 10pt" valign="bottom">
    <TD nowrap align="left"><B>Exhibit</B></TD>
    <TD>&nbsp;</TD>
    <TD nowrap align="center">&nbsp;</TD>
</TR>
<TR style="font-size: 10pt" valign="bottom">
    <TD nowrap align="left"><B>Number</B></TD>
    <TD>&nbsp;</TD>
    <TD nowrap align="center"><B>Description</B></TD>
</TR>

<!-- End Table Head -->
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<TR valign="bottom">
    <TD valign="top"><DIV style="margin-left:0px; text-indent:-0px"><BR>99.1
</DIV></TD>
    <TD>&nbsp;</TD>
    <TD align="left" valign="top"><BR>Press release, dated February&nbsp;5, 2009, reporting fourth quarter
and year-end results for 2008.</TD>
</TR>
<TR valign="bottom">
    <TD valign="top"><DIV style="margin-left:0px; text-indent:-0px"><BR>99.2
</DIV></TD>
    <TD>&nbsp;</TD>
    <TD align="left" valign="top"><BR>Fourth Quarter and Year-End 2008 Financial Supplement.</TD>
</TR>
<TR valign="bottom">
    <TD valign="top"><DIV style="margin-left:0px; text-indent:-0px"><BR>99.3
</DIV></TD>
    <TD>&nbsp;</TD>
    <TD align="left" valign="top"><BR>Investment Supplement.</TD>
</TR>
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<P align="center" style="font-size: 10pt">&nbsp;

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Filed by Bowne Pure Compliance
UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
FORM 8-K
CURRENT REPORT
Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934
Date of Report (Date of earliest event reported): February 5, 2009
ALLIED WORLD ASSURANCE COMPANY HOLDINGS, LTD
(Exact name of registrant as specified in its charter)
Bermuda
001-32938
98-0481737
(State or other Jurisdiction of Incorporation)
(Commission File Number)
(IRS Employer Identification No.)
27 Richmond Road
Pembroke, Bermuda
HM 08
(Address of Principal Executive Offices)
(Zip Code)
Registrant's telephone number, including area code:
(441) 278-5400
Not
Applicable
(Former name or former address if changed since last report.)
Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant
under any of the following provisions:
o
Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)
o
Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)
o
Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))
o
Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))
Item 2.02. Results of Operations and Financial Condition.
On February 5, 2009, Allied World Assurance Company Holdings, Ltd issued a press release reporting its fourth
quarter and year-end results for 2008 and the availability of its fourth quarter and year-end 2008 financial supplement
and investment supplement. The press release, financial supplement and investment supplement are furnished herewith as
Exhibits 99.1, 99.2 and 99.3, respectively. The information hereunder is not deemed to be "filed" for purposes of
Section 18 of the Securities Exchange Act of 1934, as amended (the "Exchange Act"), is not otherwise subject to the
liabilities of that section and is not incorporated by reference into any filing under the Securities Act of 1933, as
amended, or the Exchange Act, except as shall be expressly set forth by specific reference in such a filing.
Item 9.01. Financial Statements and Exhibits.
(d)
Exhibits
Exhibit
Number
Description
99.1
Press release, dated February 5, 2009, reporting fourth quarter
and year-end results for 2008.
99.2
Fourth Quarter and Year-End 2008 Financial Supplement.
99.3
Investment Supplement.
-2-
SIGNATURES
Pursuant to the requirements of the Securities Exchange Act of 1934, as amended, the registrant has duly caused
this report to be signed on its behalf by the undersigned hereunto duly authorized.
ALLIED WORLD ASSURANCE COMPANY HOLDINGS, LTD
Dated: February 5, 2009
By:
/
s/ Joan H. Dillard
Name: Joan H. Dillard
Title: Senior Vice President, Chief Financial Officer
-3-
EXHIBIT INDEX
Exhibit
Number
Description
99.1
Press release, dated February 5, 2009, reporting fourth quarter
and year-end results for 2008.
99.2
Fourth Quarter and Year-End 2008 Financial Supplement.
99.3
Investment Supplement.
-4-