diff --git a/src/libs/ReportUtils.js b/src/libs/ReportUtils.js
index c1f44785c5ca..6cb37b57a431 100644
--- a/src/libs/ReportUtils.js
+++ b/src/libs/ReportUtils.js
@@ -1857,7 +1857,14 @@ function getActorNameForPreviewMessage({report, actorID, shouldShowWorkspaceName
  * @param {Object} [policy]
  * @returns  {String}
  */
-function getReportPreviewMessage(report, reportAction = {}, shouldConsiderReceiptBeingScanned = false, isPreviewMessageForParentChatReport = false, shouldHideParticipantName = false, policy = undefined) {
+function getReportPreviewMessage(
+    report,
+    reportAction = {},
+    shouldConsiderReceiptBeingScanned = false,
+    isPreviewMessageForParentChatReport = false,
+    shouldHideParticipantName = false,
+    policy = undefined,
+) {
     const reportActionMessage = lodashGet(reportAction, 'message[0].html', '');
 
     if (_.isEmpty(report) || !report.reportID) {
@@ -1886,7 +1893,7 @@ function getReportPreviewMessage(report, reportAction = {}, shouldConsiderReceip
         actorID: report.managerID,
         shouldUseShortForm: true,
         shouldShowWorkspaceName: isExpenseReport(report),
-        policy
+        policy,
     });
     const payerName = shouldHideParticipantName ? '' : payerDisplayName;
     const formattedAmount = CurrencyUtils.convertToDisplayString(totalAmount, report.currency);
diff --git a/src/libs/SidebarUtils.ts b/src/libs/SidebarUtils.ts
index 763a0000ba35..c3312ebebae9 100644
--- a/src/libs/SidebarUtils.ts
+++ b/src/libs/SidebarUtils.ts
@@ -406,7 +406,8 @@ function getOptionData(
               }
             : null;
     }
-    const lastActorDisplayName = hasMultipleParticipants && lastActorDetails?.accountID && Number(lastActorDetails.accountID) !== currentUserAccountID ? lastActorDetails.displayName : '';
+    const lastActorDisplayName =
+        hasMultipleParticipants && lastActorDetails?.accountID && Number(lastActorDetails.accountID) !== currentUserAccountID ? lastActorDetails.displayName?.split(' ')[0] : '';
     let lastMessageText = lastMessageTextFromReport;
 
     const reportAction = lastReportActions?.[report.reportID];