<?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>0001847776</cik>
                    <ccc>XXXXXXXX</ccc>
                </filerCredentials>
            </filer>
            <liveTestFlag>LIVE</liveTestFlag>



        </filerInfo>
    </headerData>
    <formData>
        <issuerInfo>
            <issuerCik>0001315098</issuerCik>
            <issuerName>Roblox Corporation.</issuerName>
            <secFileNumber>001-39763</secFileNumber>
            <issuerAddress>
                <ns2:street1>970 Park Place</ns2:street1>
                <ns2:city>San Mateo</ns2:city>
                <ns2:stateOrCountry>CA</ns2:stateOrCountry>
                <ns2:zipCode>94403</ns2:zipCode>
            </issuerAddress>
            <issuerContactPhone>8888582569</issuerContactPhone>
            <nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>MANUEL BRONSTEIN</nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>
            <relationshipsToIssuer>
                <relationshipToIssuer>Officer</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>38th Fl.</ns2:street2>
                    <ns2:city>New York</ns2:city>
                    <ns2:stateOrCountry>NY</ns2:stateOrCountry>
                    <ns2:zipCode>10004</ns2:zipCode>
                </address>
            </brokerOrMarketmakerDetails>
            <noOfUnitsSold>14521</noOfUnitsSold>
            <aggregateMarketValue>604509.23</aggregateMarketValue>
            <noOfUnitsOutstanding>560594600</noOfUnitsOutstanding>
            <approxSaleDate>07/11/2023</approxSaleDate>
            <securitiesExchangeName>NYSE</securitiesExchangeName>
        </securitiesInformation>
        <securitiesToBeSold>
            <securitiesClassTitle>Common</securitiesClassTitle>
            <acquiredDate>11/20/2021</acquiredDate>
            <natureOfAcquisitionTransaction>Restricted Stock Units</natureOfAcquisitionTransaction>
            <nameOfPersonfromWhomAcquired>Issuer</nameOfPersonfromWhomAcquired>
            <isGiftTransaction>N</isGiftTransaction>
            <amountOfSecuritiesAcquired>14521</amountOfSecuritiesAcquired>
            <paymentDate>11/20/2021</paymentDate>
            <natureOfPayment>N/A</natureOfPayment>
        </securitiesToBeSold>
        <nothingToReportFlagOnSecuritiesSoldInPast3Months>N</nothingToReportFlagOnSecuritiesSoldInPast3Months>
        <securitiesSoldInPast3Months>
            <sellerDetails>
                <name>MANUEL BRONSTEIN</name>
                <address>
                    <ns2:street1>970 Park Place</ns2:street1>
                    <ns2:city>San Mateo</ns2:city>
                    <ns2:stateOrCountry>CA</ns2:stateOrCountry>
                    <ns2:zipCode>94403</ns2:zipCode>
                </address>
            </sellerDetails>
            <securitiesClassTitle>Common</securitiesClassTitle>
            <saleDate>05/22/2023</saleDate>
            <amountOfSecuritiesSold>37560</amountOfSecuritiesSold>
            <grossProceeds>1488773.23</grossProceeds>
        </securitiesSoldInPast3Months>
        <remarks>The securities to be sold were acquired upon the vesting of restricted stock units during the period of 11/20/2021 through 05/20/2023.
</remarks>
        <noticeSignature>
            <noticeDate>07/11/2023</noticeDate>
            <planAdoptionDates>
                <planAdoptionDate>02/24/2023</planAdoptionDate>
            </planAdoptionDates>
            <signature>/S/ Manuel Bronstein</signature>
        </noticeSignature>
    </formData>
</edgarSubmission>
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144
0001847776
XXXXXXXX
LIVE
0001315098
Roblox Corporation.
001-39763
970 Park Place
San Mateo
CA
94403
8888582569
MANUEL BRONSTEIN
Officer
COMMON
Morgan Stanley Smith Barney LLC Executive Financial Services
1 New York Plaza
38th Fl.
New York
NY
10004
14521
604509.23
560594600
07/11/2023
NYSE
Common
11/20/2021
Restricted Stock Units
Issuer
N
14521
11/20/2021
N/A
N
MANUEL BRONSTEIN
970 Park Place
San Mateo
CA
94403
Common
05/22/2023
37560
1488773.23
The securities to be sold were acquired upon the vesting of restricted stock units during the period of 11/20/2021 through 05/20/2023.
07/11/2023
02/24/2023
/S/ Manuel Bronstein