-----BEGIN PRIVACY-ENHANCED MESSAGE-----
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,
 H13gQur+WXkiAzt1vgz+yHKbO5duTnXjDOTgzu90i2rm1dMIPbHOGuY4awo/7uLI
 ALSyA6rIZQMVjid2W0PInQ==

<SEC-DOCUMENT>0001347777-05-000002.txt : 20051222
<SEC-HEADER>0001347777-05-000002.hdr.sgml : 20051222
<ACCEPTANCE-DATETIME>20051222153333
ACCESSION NUMBER:		0001347777-05-000002
CONFORMED SUBMISSION TYPE:	3
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20051118
FILED AS OF DATE:		20051222
DATE AS OF CHANGE:		20051222

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Bucacci Bruna A
		CENTRAL INDEX KEY:			0001347777

	FILING VALUES:
		FORM TYPE:		3
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-15885
		FILM NUMBER:		051282036

	BUSINESS ADDRESS:	
		BUSINESS PHONE:		(978) 663-7677

	MAIL ADDRESS:	
		STREET 1:		900 MIDDLESEX TURNPIKE
		STREET 2:		BLDG #5
		CITY:			BILLERICA
		STATE:			MA
		ZIP:			01821

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			NATIONAL DATACOMPUTER INC
		CENTRAL INDEX KEY:			0000812880
		STANDARD INDUSTRIAL CLASSIFICATION:	ELECTRONIC COMPUTERS [3571]
		IRS NUMBER:				042942832
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		900 MIDDLESEX TURNPIKE
		STREET 2:		BLDG 5
		CITY:			BILLERICA
		STATE:			MA
		ZIP:			01821
		BUSINESS PHONE:		9786637677

	MAIL ADDRESS:	
		STREET 1:		900 MIDDLESEX TURNPIKE
		STREET 2:		BLDG 5
		CITY:			BILLERICA
		STATE:			MA
		ZIP:			01821
</SEC-HEADER>
<DOCUMENT>
<TYPE>3
<SEQUENCE>1
<FILENAME>primary_doc.xml
<DESCRIPTION>PRIMARY DOCUMENT
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0202</schemaVersion>

    <documentType>3</documentType>

    <periodOfReport>2005-11-18</periodOfReport>

    <noSecuritiesOwned>0</noSecuritiesOwned>

    <issuer>
        <issuerCik>0000812880</issuerCik>
        <issuerName>NATIONAL DATACOMPUTER INC</issuerName>
        <issuerTradingSymbol>IDCP</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001347777</rptOwnerCik>
            <rptOwnerName>Bucacci Bruna A</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>900 MIDDLESEX TURNPIKE</rptOwnerStreet1>
            <rptOwnerStreet2>BLDG #5</rptOwnerStreet2>
            <rptOwnerCity>BILLERICA</rptOwnerCity>
            <rptOwnerState>MA</rptOwnerState>
            <rptOwnerZipCode>01821</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>Chief Accounting Officer</officerTitle>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeHolding>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>2000</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
    </nonDerivativeTable>

    <derivativeTable>
        <derivativeHolding>
            <securityTitle>
                <value>Stock Option</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <value>1.47</value>
            </conversionOrExercisePrice>
            <exerciseDate>
                <value>2001-11-21</value>
            </exerciseDate>
            <expirationDate>
                <value>2006-11-21</value>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Common Stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>1425</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </derivativeHolding>
    </derivativeTable>

    <ownerSignature>
        <signatureName>Bruna A Bucacci</signatureName>
        <signatureDate>2005-12-22</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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