diff --git a/ApplicationLibCode/Commands/CompletionExportCommands/RicScheduleDataGenerator.cpp b/ApplicationLibCode/Commands/CompletionExportCommands/RicScheduleDataGenerator.cpp
index d79ce3c571..92db91a747 100644
--- a/ApplicationLibCode/Commands/CompletionExportCommands/RicScheduleDataGenerator.cpp
+++ b/ApplicationLibCode/Commands/CompletionExportCommands/RicScheduleDataGenerator.cpp
@@ -36,6 +36,7 @@
 #include "opm/input/eclipse/Deck/DeckRecord.hpp"
 
 #include <QLocale>
+#include <QProcessEnvironment>
 
 #include <algorithm>
 #include <map>
@@ -55,7 +56,13 @@ QString RicScheduleDataGenerator::generateSchedule( const RimWellEventTimeline&
     QString result;
 
     // Header
+    QProcessEnvironment environment = QProcessEnvironment::systemEnvironment();
+    QString             userName    = environment.value( "USERNAME" );
+    if ( userName.isEmpty() ) userName = environment.value( "USER", "unknown" );
+
     result += "-- Generated by ResInsight\n";
+    result += QString( "-- Timestamp: %1\n" ).arg( QDateTime::currentDateTimeUtc().toString( Qt::ISODateWithMs ) );
+    result += QString( "-- User: %1\n" ).arg( userName );
     result += "-- Schedule data based on well events\n";
     result += "--\n";
 
diff --git a/GrpcInterface/Python/rips/tests/test_well_events.py b/GrpcInterface/Python/rips/tests/test_well_events.py
index a010271534..ec94579b89 100644
--- a/GrpcInterface/Python/rips/tests/test_well_events.py
+++ b/GrpcInterface/Python/rips/tests/test_well_events.py
@@ -5,6 +5,7 @@ These tests verify the well event timeline and event management functionality.
 """
 
 import os
+import re
 import sys
 import pytest
 
@@ -1441,6 +1442,33 @@ class TestScheduleGeneration:
 
         assert "COMPDAT" in schedule_text
 
+    def test_schedule_header_contains_generation_metadata(
+        self, project_with_case_and_well
+    ):
+        """Generated schedules identify when and by whom they were created."""
+        project, case, timeline = project_with_case_and_well
+        well_path = project.well_paths()[0]
+
+        timeline.add_perf_event(
+            event_date="2024-01-01",
+            well_path=well_path,
+            start_md=2000.0,
+            end_md=2200.0,
+            diameter=0.1,
+            state="OPEN",
+        )
+
+        schedule_text = timeline.generate_schedule_text(eclipse_case=case)
+        lines = schedule_text.splitlines()
+
+        assert lines[0] == "-- Generated by ResInsight"
+        assert re.fullmatch(
+            r"-- Timestamp: \d{4}-\d{2}-\d{2}T\d{2}:\d{2}:\d{2}\.\d{3}Z",
+            lines[1],
+        )
+        assert lines[2].startswith("-- User: ")
+        assert lines[2] != "-- User: "
+
     def test_align_columns_adds_headers_and_alignment(self, project_with_case_and_well):
         """align_columns=True must add a '--'-prefixed column-header comment per keyword and
         indent right-aligned data rows, while the default (align_columns=False) keeps the