<?xml version="1.0" encoding="UTF-8"?><edgarSubmission xmlns="http://www.sec.gov/edgar/ownership" xmlns:ns2="http://www.sec.gov/edgar/common">
    <headerData>
        <submissionType>144</submissionType>
        <filerInfo>
            <filer>
                <filerCredentials>
                    <cik>0001807359</cik>
                    <ccc>XXXXXXXX</ccc>
                </filerCredentials>
            </filer>
            <liveTestFlag>LIVE</liveTestFlag>



        </filerInfo>
    </headerData>
    <formData>
        <issuerInfo>
            <issuerCik>0001635088</issuerCik>
            <issuerName>ROIVANT SCIENCES LTD</issuerName>
            <secFileNumber>001-40782</secFileNumber>
            <issuerAddress>
                <ns2:street1>7th Floor 50 Broadway</ns2:street1>
                <ns2:city>London </ns2:city>
                <ns2:stateOrCountry>X0</ns2:stateOrCountry>
                <ns2:zipCode>SW1H 0DB</ns2:zipCode>
            </issuerAddress>
            <issuerContactPhone>442074003347</issuerContactPhone>
            <nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>MELISSA  EPPERLY</nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>
            <relationshipsToIssuer>
                <relationshipToIssuer>Director</relationshipToIssuer>
            </relationshipsToIssuer>
        </issuerInfo>
        <securitiesInformation>
            <securitiesClassTitle>Common</securitiesClassTitle>
            <brokerOrMarketmakerDetails>
                <name>Morgan Stanley Smith Barney LLC Executive Financial Services</name>
                <address>
                    <ns2:street1>1 New York Plaza</ns2:street1>
                    <ns2:street2>8th Floor</ns2:street2>
                    <ns2:city>New York</ns2:city>
                    <ns2:stateOrCountry>NY</ns2:stateOrCountry>
                    <ns2:zipCode>10004</ns2:zipCode>
                </address>
            </brokerOrMarketmakerDetails>
            <noOfUnitsSold>22688</noOfUnitsSold>
            <aggregateMarketValue>930661.76</aggregateMarketValue>
            <noOfUnitsOutstanding>722323015</noOfUnitsOutstanding>
            <approxSaleDate>09/15/2026</approxSaleDate>
            <securitiesExchangeName>NASDAQ</securitiesExchangeName>
        </securitiesInformation>
        <securitiesToBeSold>
            <securitiesClassTitle>Common</securitiesClassTitle>
            <acquiredDate>09/15/2026</acquiredDate>
            <natureOfAcquisitionTransaction>Exercise of Stock Options</natureOfAcquisitionTransaction>
            <nameOfPersonfromWhomAcquired>Issuer</nameOfPersonfromWhomAcquired>
            <isGiftTransaction>N</isGiftTransaction>
            <amountOfSecuritiesAcquired>17750</amountOfSecuritiesAcquired>
            <paymentDate>09/15/2026</paymentDate>
            <natureOfPayment>Cash</natureOfPayment>
        </securitiesToBeSold>
        <securitiesToBeSold>
            <securitiesClassTitle>Common</securitiesClassTitle>
            <acquiredDate>09/10/2026</acquiredDate>
            <natureOfAcquisitionTransaction>Restricted Stock Units</natureOfAcquisitionTransaction>
            <nameOfPersonfromWhomAcquired>Issuer</nameOfPersonfromWhomAcquired>
            <isGiftTransaction>N</isGiftTransaction>
            <amountOfSecuritiesAcquired>4938</amountOfSecuritiesAcquired>
            <paymentDate>09/10/2026</paymentDate>
            <natureOfPayment>N/A</natureOfPayment>
        </securitiesToBeSold>
        <nothingToReportFlagOnSecuritiesSoldInPast3Months>N</nothingToReportFlagOnSecuritiesSoldInPast3Months>
        <securitiesSoldInPast3Months>
            <sellerDetails>
                <name>10b5-1 Sales for MELISSA B EPPERLY</name>
                <address>
                    <ns2:street1>7th Floor 50 Broadway</ns2:street1>
                    <ns2:city>London </ns2:city>
                    <ns2:stateOrCountry>X0</ns2:stateOrCountry>
                    <ns2:zipCode>SW1H 0DB</ns2:zipCode>
                </address>
            </sellerDetails>
            <securitiesClassTitle>Common</securitiesClassTitle>
            <saleDate>06/29/2026</saleDate>
            <amountOfSecuritiesSold>17750</amountOfSecuritiesSold>
            <grossProceeds>610188.20</grossProceeds>
        </securitiesSoldInPast3Months>
        <remarks>The securities to be sold will be received upon the exercise of stock options over the next three months. The dates of acquisition and payment will be the dates of exercise/sale.&#13;
</remarks>
        <noticeSignature>
            <noticeDate>09/15/2026</noticeDate>
            <planAdoptionDates>
                <planAdoptionDate>03/30/2026</planAdoptionDate>
            </planAdoptionDates>
            <signature>/s/ Melissa Epperly</signature>
        </noticeSignature>
    </formData>
</edgarSubmission>
