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Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
Originator-Key-Asymmetric:
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 TWSM7vrzLADbmYQaionwg5sDW3P6oaM5D3tdezXMm7z1T+B+twIDAQAB
MIC-Info: RSA-MD5,RSA,
 PYWIizeca7b+8BMGsNVIMr0HFqeckCqDMW5AnbvRlQvcG/22I6iUGV9sgu/fe4Tp
 lD2Rk8MrK+SCji0gyaUPng==

<SEC-DOCUMENT>9999999995-08-002360.txt : 20080731
<SEC-HEADER>9999999995-08-002360.hdr.sgml : 20080731
<ACCEPTANCE-DATETIME>20080731001519
ACCESSION NUMBER:		9999999995-08-002360
CONFORMED SUBMISSION TYPE:	EFFECT
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		20080730
DATE AS OF CHANGE:		20080731
EFFECTIVENESS DATE:		20080730

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			OneBeacon Insurance Group, Ltd.
		CENTRAL INDEX KEY:			0001369817
		STANDARD INDUSTRIAL CLASSIFICATION:	FIRE, MARINE & CASUALTY INSURANCE [6331]
		IRS NUMBER:				000000000
		STATE OF INCORPORATION:			D0
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		EFFECT
		SEC ACT:		1933 Act
		SEC FILE NUMBER:	333-152078
		FILM NUMBER:		08980320

	BUSINESS ADDRESS:	
		STREET 1:		1 BEACON LANE
		CITY:			CANTON
		STATE:			MA
		ZIP:			02021
		BUSINESS PHONE:		7813327000

	MAIL ADDRESS:	
		STREET 1:		1 BEACON LANE
		CITY:			CANTON
		STATE:			MA
		ZIP:			02021

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	OneBeacon Holdings (Bermuda) Ltd.
		DATE OF NAME CHANGE:	20060721

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			OneBeacon U.S. Holdings Trust III
		CENTRAL INDEX KEY:			0001439066
		IRS NUMBER:				806052853
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		EFFECT
		SEC ACT:		1933 Act
		SEC FILE NUMBER:	333-152078-01
		FILM NUMBER:		08980321

	BUSINESS ADDRESS:	
		STREET 1:		601 CARLSON PARKWAY
		CITY:			MINNETONKA
		STATE:			MN
		ZIP:			55305
		BUSINESS PHONE:		(952) 852-2431

	MAIL ADDRESS:	
		STREET 1:		601 CARLSON PARKWAY
		CITY:			MINNETONKA
		STATE:			MN
		ZIP:			55305

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			OneBeacon U.S. Holdings Trust II
		CENTRAL INDEX KEY:			0001438984
		IRS NUMBER:				806052850
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		EFFECT
		SEC ACT:		1933 Act
		SEC FILE NUMBER:	333-152078-02
		FILM NUMBER:		08980322

	BUSINESS ADDRESS:	
		STREET 1:		601 CARLSON PARKWAY
		CITY:			MINNETONKA
		STATE:			MN
		ZIP:			55305
		BUSINESS PHONE:		(952) 852-2431

	MAIL ADDRESS:	
		STREET 1:		601 CARLSON PARKWAY
		CITY:			MINNETONKA
		STATE:			MN
		ZIP:			55305

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			OneBeacon U.S. Holdings Trust I
		CENTRAL INDEX KEY:			0001438982
		IRS NUMBER:				806052844
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		EFFECT
		SEC ACT:		1933 Act
		SEC FILE NUMBER:	333-152078-03
		FILM NUMBER:		08980323

	BUSINESS ADDRESS:	
		STREET 1:		601 CARLSON PARKWAY
		CITY:			MINNETONKA
		STATE:			MN
		ZIP:			55305
		BUSINESS PHONE:		(952) 852-2431

	MAIL ADDRESS:	
		STREET 1:		601 CARLSON PARKWAY
		CITY:			MINNETONKA
		STATE:			MN
		ZIP:			55305

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			OneBeacon U.S. Holdings, Inc.
		CENTRAL INDEX KEY:			0001162000
		STANDARD INDUSTRIAL CLASSIFICATION:	FIRE, MARINE & CASUALTY INSURANCE [6331]
		IRS NUMBER:				522272489
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			0921

	FILING VALUES:
		FORM TYPE:		EFFECT
		SEC ACT:		1933 Act
		SEC FILE NUMBER:	333-152078-04
		FILM NUMBER:		08980324

	BUSINESS ADDRESS:	
		STREET 1:		601 CARLSON PARKWAY
		CITY:			MINNETONKA
		STATE:			MN
		ZIP:			55305
		BUSINESS PHONE:		9528522431

	MAIL ADDRESS:	
		STREET 1:		601 CARLSON PARKWAY
		CITY:			MINNETONKA
		STATE:			MN
		ZIP:			55305

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	FUND AMERICAN CO INC/NEW
		DATE OF NAME CHANGE:	20011108
</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>2008-07-30</finalEffectivenessDispDate>
        <finalEffectivenessDispTime>16:00:00</finalEffectivenessDispTime>
        <form>S-3</form>
        <filer>
            <cik>0001369817</cik>
            <entityName>OneBeacon Insurance Group, Ltd.</entityName>
            <fileNumber>333-152078</fileNumber>
        </filer>
        <filer>
            <cik>0001162000</cik>
            <entityName>OneBeacon U.S. Holdings, Inc.</entityName>
            <fileNumber>333-152078-04</fileNumber>
        </filer>
        <filer>
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            <entityName>OneBeacon U.S. Holdings Trust I</entityName>
            <fileNumber>333-152078-03</fileNumber>
        </filer>
        <filer>
            <cik>0001438984</cik>
            <entityName>OneBeacon U.S. Holdings Trust II</entityName>
            <fileNumber>333-152078-02</fileNumber>
        </filer>
        <filer>
            <cik>0001439066</cik>
            <entityName>OneBeacon U.S. Holdings Trust III</entityName>
            <fileNumber>333-152078-01</fileNumber>
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</TEXT>
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