diff --git a/src/components/ViewPatronRequest/sections/EventHistory/EventHistoryDetails.js b/src/components/ViewPatronRequest/sections/EventHistory/EventHistoryDetails.js
index f4570cc7..a7aa134e 100644
--- a/src/components/ViewPatronRequest/sections/EventHistory/EventHistoryDetails.js
+++ b/src/components/ViewPatronRequest/sections/EventHistory/EventHistoryDetails.js
@@ -114,6 +114,14 @@ const EventHistoryDetails = ({ event }) => {
             />
           </Col>
         )}
+        {eventData.user && (
+          <Col xs={2}>
+            <KeyValue
+              label={<FormattedMessage id="ui-rs.eventHistory.actor" />}
+              value={eventData.user}
+            />
+          </Col>
+        )}
       </Row>
 
       {/* 2. Problem / Error */}
diff --git a/src/components/ViewPatronRequest/sections/EventHistory/EventHistoryRow.js b/src/components/ViewPatronRequest/sections/EventHistory/EventHistoryRow.js
index a91bd2b0..ed9ff80e 100644
--- a/src/components/ViewPatronRequest/sections/EventHistory/EventHistoryRow.js
+++ b/src/components/ViewPatronRequest/sections/EventHistory/EventHistoryRow.js
@@ -1,4 +1,4 @@
-import { useIntl } from 'react-intl';
+import { FormattedMessage, useIntl } from 'react-intl';
 import { Accordion, Badge, Layout } from '@folio/stripes/components';
 import formattedDateTime from '../../../../util/formattedDateTime';
 import EventHistoryDetails from './EventHistoryDetails';
@@ -110,12 +110,17 @@ const EventHistoryRow = ({ event }) => {
   const statusLabel = getStatusLabel(intl, event.eventStatus);
   const summary = getEventSummary(intl, event);
   const badgeColor = STATUS_BADGE_COLOR[event.eventStatus] || 'default';
+  const actor = event.eventData?.user;
 
   const summaryRow = (
     <>
-      {summary && (
+      {(summary || actor) && (
         <span className={css.summaryText}>
           {summary}
+          {summary && actor && ' · '}
+          {actor && (
+            <FormattedMessage id="ui-rs.eventHistory.summary.byActor" values={{ actor }} />
+          )}
         </span>
       )}
       <Layout element="span" className="padding-end-gutter">
diff --git a/translations/ui-rs/en.json b/translations/ui-rs/en.json
index 91bcb365..25d9d143 100644
--- a/translations/ui-rs/en.json
+++ b/translations/ui-rs/en.json
@@ -118,6 +118,8 @@
   "eventHistory.summary.supplierMessageConfirmation": "Supplier message confirmation",
   "eventHistory.summary.patronRequestMessage": "Patron request message",
   "eventHistory.summary.eventRecorded": "Event recorded",
+  "eventHistory.summary.byActor": "by {actor}",
+  "eventHistory.actor": "Actor",
   "eventHistory.rawEvent": "Raw event data",
   "information.heading.partDetails": "Part details",
   "information.heading.publicationDetails": "Publication details",