diff --git a/CHANGES.md b/CHANGES.md
index 0e40e76c3..689d72a8e 100644
--- a/CHANGES.md
+++ b/CHANGES.md
@@ -25,6 +25,7 @@ Changes from ns-3.38 to ns-3-dev
 * (lr-wpan) Added `LrwpanMac::MlmeGetRequest` function and the corresponding confirm callbacks as well as `LrwpanMac::SetMlmeGetConfirm` function.
 * (applications) Added `Tx` and `TxWithAddresses` trace sources in `UdpClient`.
 * (stats) Added `Histogram::Clear` function to clear the histogram contents.
+* (flow-monitor) Added `FlowMonitor::ResetAllStats` function to reset the FlowMonitor statistics.
 
 ### Changes to existing API
 
diff --git a/src/flow-monitor/model/flow-monitor.cc b/src/flow-monitor/model/flow-monitor.cc
index fd6b3a693..9369004dc 100644
--- a/src/flow-monitor/model/flow-monitor.cc
+++ b/src/flow-monitor/model/flow-monitor.cc
@@ -534,4 +534,31 @@ FlowMonitor::SerializeToXmlFile(std::string fileName, bool enableHistograms, boo
     os.close();
 }
 
+void
+FlowMonitor::ResetAllStats()
+{
+    NS_LOG_FUNCTION(this);
+
+    for (auto& iter : m_flowStats)
+    {
+        auto& flowStat = iter.second;
+        flowStat.delaySum = Seconds(0);
+        flowStat.jitterSum = Seconds(0);
+        flowStat.lastDelay = Seconds(0);
+        flowStat.txBytes = 0;
+        flowStat.rxBytes = 0;
+        flowStat.txPackets = 0;
+        flowStat.rxPackets = 0;
+        flowStat.lostPackets = 0;
+        flowStat.timesForwarded = 0;
+        flowStat.bytesDropped.clear();
+        flowStat.packetsDropped.clear();
+
+        flowStat.delayHistogram.Clear();
+        flowStat.jitterHistogram.Clear();
+        flowStat.packetSizeHistogram.Clear();
+        flowStat.flowInterruptionsHistogram.Clear();
+    }
+}
+
 } // namespace ns3
diff --git a/src/flow-monitor/model/flow-monitor.h b/src/flow-monitor/model/flow-monitor.h
index 767719dd3..a0be703e9 100644
--- a/src/flow-monitor/model/flow-monitor.h
+++ b/src/flow-monitor/model/flow-monitor.h
@@ -273,6 +273,9 @@ class FlowMonitor : public Object
     /// \param enableProbes if true, include also the per-probe/flow pair statistics in the output
     void SerializeToXmlFile(std::string fileName, bool enableHistograms, bool enableProbes);
 
+    /// Reset all the statistics
+    void ResetAllStats();
+
   protected:
     void NotifyConstructionCompleted() override;
     void DoDispose() override;