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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,
 Bo6WeXMvTtK6pgfVS3ry6vMzvAzqcWkfcESRgptkT5rpSrq+A9MqrNrMGR9ZhSIq
 4sjG7OMqaeOFhYXTuOfRwA==

<SEC-DOCUMENT>0000909518-07-000170.txt : 20070228
<SEC-HEADER>0000909518-07-000170.hdr.sgml : 20070228
<ACCEPTANCE-DATETIME>20070228214435
ACCESSION NUMBER:		0000909518-07-000170
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20070226
FILED AS OF DATE:		20070228
DATE AS OF CHANGE:		20070228

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			SEACOR HOLDINGS INC /NEW/
		CENTRAL INDEX KEY:			0000859598
		STANDARD INDUSTRIAL CLASSIFICATION:	DEEP SEA FOREIGN TRANSPORTATION OF FREIGHT [4412]
		IRS NUMBER:				133542736
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		11200 RICHMOND AVENUE
		STREET 2:		SUITE 400
		CITY:			HOUSTON
		STATE:			TX
		ZIP:			77082
		BUSINESS PHONE:		2818994800

	MAIL ADDRESS:	
		STREET 1:		11200 RICHMOND AVENUE
		STREET 2:		SUITE 400
		CITY:			HOUSTON
		STATE:			TX
		ZIP:			77082

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	SEACOR SMIT INC
		DATE OF NAME CHANGE:	19970515

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	SEACOR HOLDINGS INC
		DATE OF NAME CHANGE:	19950327

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	SEACORE HOLDINGS INC
		DATE OF NAME CHANGE:	19950313

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Cenac Matthew
		CENTRAL INDEX KEY:			0001338899

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-12289
		FILM NUMBER:		07660295

	BUSINESS ADDRESS:	
		BUSINESS PHONE:		985-223-1831

	MAIL ADDRESS:	
		STREET 1:		107 CHEYENNE DRIVE
		CITY:			HOUMA
		STATE:			LA
		ZIP:			10360
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>cenac_form4ex.xml
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0202</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2007-02-26</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0000859598</issuerCik>
        <issuerName>SEACOR HOLDINGS INC /NEW/</issuerName>
        <issuerTradingSymbol>CKH</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001338899</rptOwnerCik>
            <rptOwnerName>Cenac Matthew</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O SEACOR HOLDINGS INC.</rptOwnerStreet1>
            <rptOwnerStreet2>2200 ELLER DRIVE</rptOwnerStreet2>
            <rptOwnerCity>FT. LAUDERDALE</rptOwnerCity>
            <rptOwnerState>FL</rptOwnerState>
            <rptOwnerZipCode>33316</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>VP &amp; Chief Accounting Officer</officerTitle>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2007-02-26</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
                <footnoteId id="F1"/>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>1500</value>
                    <footnoteId id="F2"/>
                </transactionShares>
                <transactionPricePerShare>
                    <footnoteId id="F3"/>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>4729</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <footnotes>
        <footnote id="F1">The restricted stock award being reported on this Form 4 was granted pursuant to SEACOR Holdings Inc.'s 2003 Share Incentive
 Plan.  The grant is effective March 4, 2007.</footnote>
        <footnote id="F2">700 shares of restricted stock will vest on March 4, 2008; 200 shares of restricted stock will vest on each of March 4, 2009,
 March 4, 2010, March 4, 2011, and March 4, 2012.</footnote>
        <footnote id="F3">Not applicable.</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>/s/ Dick Fagerstal, Attorney-in-Fact</signatureName>
        <signatureDate>2007-02-28</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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