<?xml version="1.0" encoding="us-ascii"?>
<!--XBRL document created with Bowne Tagger. XBRL Parser version 10.0.0.71-->
<!--Based on XBRL 2.1-->
<!--Created on: 1/12/2010 11:24:32 AM-->
<!--Modified on: 4/6/2010 2:23:55 AM-->
<schema xmlns="http://www.w3.org/2001/XMLSchema" xmlns:xbrli="http://www.xbrl.org/2003/instance" xmlns:link="http://www.xbrl.org/2003/linkbase" xmlns:xlink="http://www.w3.org/1999/xlink" targetNamespace="http://rim.com/2010-02-27" xmlns:rimm="http://rim.com/2010-02-27" elementFormDefault="qualified" attributeFormDefault="unqualified" xmlns:us-types="http://xbrl.us/us-types/2009-01-31">
  <annotation>
    <appinfo>
      <link:roleType roleURI="http://rim.com/role/CashCashEquivalentsAndInvestments" id="CashCashEquivalentsAndInvestments">
        <link:definition>0604 - Disclosure - Cash, Cash Equivalents and Investments</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://rim.com/role/DocumentAndEntityInformation" id="DocumentAndEntityInformation">
        <link:definition>00 - Document - Document and Entity Information</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://rim.com/role/DerivativeFinancialInstruments" id="DerivativeFinancialInstruments">
        <link:definition>0617 - Disclosure - Derivative Financial Instruments</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://rim.com/role/PropertyPlantAndEquipment" id="PropertyPlantAndEquipment">
        <link:definition>0607 - Disclosure - Property, Plant and Equipment, Net</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://rim.com/role/FairValueMeasurements" id="FairValueMeasurements">
        <link:definition>0605 - Disclosure - Fair Value Measurements</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://rim.com/role/SegmentDisclosures" id="SegmentDisclosures">
        <link:definition>0618 - Disclosure - Segment Disclosures</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://rim.com/role/SupplementalInformation" id="SupplementalInformation">
        <link:definition>0616 - Disclosure - Supplemental Information</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://rim.com/role/ComprehensiveIncomeLoss" id="ComprehensiveIncomeLoss">
        <link:definition>0615 - Disclosure - Comprehensive Income (Loss)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://rim.com/role/EarningsPerShare" id="EarningsPerShare">
        <link:definition>0614 - Disclosure - Earnings Per Share</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://rim.com/role/ProductWarranty" id="ProductWarranty">
        <link:definition>0613 - Disclosure - Product Warranty</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://rim.com/role/CommitmentsAndContingencies" id="CommitmentsAndContingencies">
        <link:definition>0612 - Disclosure - Commitments and Contingencies</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://rim.com/role/CapitalStock" id="CapitalStock">
        <link:definition>0611 - Disclosure - Capital Stock</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://rim.com/role/IncomeTaxes" id="IncomeTaxes">
        <link:definition>0610 - Disclosure - Income Taxes</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://rim.com/role/BusinessAcquisitions" id="BusinessAcquisitions">
        <link:definition>0609 - Disclosure - Business Acquisitions</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://rim.com/role/IntangibleAssets" id="IntangibleAssets">
        <link:definition>0608 - Disclosure - Intangible Assets, Net</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://rim.com/role/Inventories" id="Inventories">
        <link:definition>0606 - Disclosure - Inventories</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://rim.com/role/RecentlyIssuedPronouncements" id="RecentlyIssuedPronouncements">
        <link:definition>0603 - Disclosure - Recently Issued Pronouncements</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://rim.com/role/AdoptionOfAccountingPolicies" id="AdoptionOfAccountingPolicies">
        <link:definition>0602 - Disclosure - Adoption of Accounting Policies</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://rim.com/role/ResearchInMotionLimitedAndSummaryOfSignificantAccountingPolicies" id="ResearchInMotionLimitedAndSummaryOfSignificantAccountingPolicies">
        <link:definition>0601 - Disclosure - Research in Motion Limited and Summary of Significant Accounting Policies</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://rim.com/role/BalanceSheetsParenthetical" id="BalanceSheetsParenthetical">
        <link:definition>011 - Statement - Consolidated Balance Sheets (Parenthetical)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://rim.com/role/StatementOfShareholdersEquity" id="StatementOfShareholdersEquity">
        <link:definition>02 - Statement - Consolidated Statements of Shareholders Equity</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://rim.com/role/StatementsOfCashFlows" id="StatementsOfCashFlows">
        <link:definition>04 - Statement - Consolidated Statements of Cash Flows</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://rim.com/role/StatementsOfOperations" id="StatementsOfOperations">
        <link:definition>03 - Statement - Consolidated Statements of Operations</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://rim.com/role/BalanceSheets" id="BalanceSheets">
        <link:definition>01 - Statement - Consolidated Balance Sheets</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:linkbaseRef xlink:type="simple" xlink:href="rimm-20100227_def.xml" xlink:role="http://www.xbrl.org/2003/role/definitionLinkbaseRef" xlink:arcrole="http://www.w3.org/1999/xlink/properties/linkbase" xlink:title="Definition Links, all" />
      <link:linkbaseRef xlink:type="simple" xlink:href="rimm-20100227_pre.xml" xlink:role="http://www.xbrl.org/2003/role/presentationLinkbaseRef" xlink:arcrole="http://www.w3.org/1999/xlink/properties/linkbase" xlink:title="Presentation Links, all" />
      <link:linkbaseRef xlink:type="simple" xlink:href="rimm-20100227_cal.xml" xlink:role="http://www.xbrl.org/2003/role/calculationLinkbaseRef" xlink:arcrole="http://www.w3.org/1999/xlink/properties/linkbase" xlink:title="Calculation Links, all" />
      <link:linkbaseRef xlink:type="simple" xlink:href="rimm-20100227_lab.xml" xlink:role="http://www.xbrl.org/2003/role/labelLinkbaseRef" xlink:arcrole="http://www.w3.org/1999/xlink/properties/linkbase" xlink:title="Label Links, all" />
    </appinfo>
  </annotation>
  <import namespace="http://www.xbrl.org/2003/instance" schemaLocation="http://www.xbrl.org/2003/xbrl-instance-2003-12-31.xsd" />
  <import namespace="http://www.xbrl.org/2003/linkbase" schemaLocation="http://www.xbrl.org/2003/xbrl-linkbase-2003-12-31.xsd" />
  <import namespace="http://xbrl.us/dei/2009-01-31" schemaLocation="http://taxonomies.xbrl.us/us-gaap/2009/non-gaap/dei-2009-01-31.xsd" />
  <import namespace="http://xbrl.us/us-gaap/2009-01-31" schemaLocation="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd" />
  <import namespace="http://xbrl.us/us-types/2009-01-31" schemaLocation="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-types-2009-01-31.xsd" />
  <element id="rimm_AdjustmentsToAdditionalPaidInCapitalOtherPaidInCapital" name="AdjustmentsToAdditionalPaidInCapitalOtherPaidInCapital" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" />
  <element id="rimm_StockIssuedDuringPeriodValueTransfersToCapitalStockFromStockOptionExercises" name="StockIssuedDuringPeriodValueTransfersToCapitalStockFromStockOptionExercises" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" />
  <element id="rimm_BusinessAquisitionsAbstract" name="BusinessAquisitionsAbstract" abstract="true" type="xbrli:stringItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <element id="rimm_CommitmentsAndContingenciesAbstract" name="CommitmentsAndContingenciesAbstract" abstract="true" type="xbrli:stringItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <element id="rimm_CapitalStockTextBlock" name="CapitalStockTextBlock" type="us-types:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <element id="rimm_SegmentDisclosuresAbstract" name="SegmentDisclosuresAbstract" abstract="true" type="xbrli:stringItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <element id="rimm_SharesIssuedAbstract" name="SharesIssuedAbstract" abstract="true" type="xbrli:stringItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <element id="rimm_RevenueServiceAndSoftware" name="RevenueServiceAndSoftware" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" />
  <element id="rimm_CostOfSalesDevicesAndOther" name="CostOfSalesDevicesAndOther" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" />
  <element id="rimm_CostOfSalesServiceAndSoftware" name="CostOfSalesServiceAndSoftware" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" />
  <element id="rimm_AdoptionOfAccountingPoliciesAbstract" name="AdoptionOfAccountingPoliciesAbstract" abstract="true" type="xbrli:stringItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <element id="rimm_RevenueDevicesAndOther" name="RevenueDevicesAndOther" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" />
  <element id="rimm_PaymentsToAcquireLongTermMarketableSecuritiesAndOtherInvestments" name="PaymentsToAcquireLongTermMarketableSecuritiesAndOtherInvestments" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" />
  <element id="rimm_ProceedsFromSaleAndMaturityOfLongTermMarketableSecuritiesAndOtherInvestments" name="ProceedsFromSaleAndMaturityOfLongTermMarketableSecuritiesAndOtherInvestments" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" />
  <element id="rimm_OtherComprehensiveIncomeAmountsReclassifiedToEarningsDuringPeriodNetOfTax" name="OtherComprehensiveIncomeAmountsReclassifiedToEarningsDuringPeriodNetOfTax" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" />
  <element id="rimm_FairValueMeasurementsAbstract" name="FairValueMeasurementsAbstract" abstract="true" type="xbrli:stringItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <element id="rimm_SupplementalInformationDisclosuresCashFlowAndOtherTextBlock" name="SupplementalInformationDisclosuresCashFlowAndOtherTextBlock" type="us-types:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <element id="rimm_DerivativeFinancialInstrumentsAbstract" name="DerivativeFinancialInstrumentsAbstract" abstract="true" type="xbrli:stringItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <element id="rimm_RecentlyIssuedPronouncementsTextBlock" name="RecentlyIssuedPronouncementsTextBlock" type="us-types:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <element id="rimm_DocumentAndEntityInformationAbstract" name="DocumentAndEntityInformationAbstract" abstract="true" type="xbrli:stringItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <element id="rimm_CashCashEquivalentsAndInvestmentsAbstract" name="CashCashEquivalentsAndInvestmentsAbstract" abstract="true" type="xbrli:stringItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <element id="rimm_CashCashEquivalentsAndInvestmentsTextBlock" name="CashCashEquivalentsAndInvestmentsTextBlock" type="us-types:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
</schema>