diff --git a/sdk/cosmos/azure-cosmos-benchmark/ctl/run_benchmark.sh b/sdk/cosmos/azure-cosmos-benchmark/ctl/run_benchmark.sh
index 77830f7bb3c0b..80c8c3ccb96cb 100644
--- a/sdk/cosmos/azure-cosmos-benchmark/ctl/run_benchmark.sh
+++ b/sdk/cosmos/azure-cosmos-benchmark/ctl/run_benchmark.sh
@@ -95,9 +95,9 @@ additional_benchmark_options="-documentDataFieldSize 10 -documentDataFieldCount
 additional_benchmark_options="$additional_benchmark_options -maxConnectionPoolSize $gateway_connection_poolsize"
 
 if [ -z "$ctl_graphite_endpoint" ]; then
-    java -Xmx8g -Xms8g $jvm_opt -Dcosmos.directModeProtocol=$protocol -Dazure.cosmos.directModeProtocol=$protocol -DCOSMOS.CLIENT_TELEMETRY_ENDPOINT=$ctl_client_telemetry_endpoint -jar "$jar_file" -serviceEndpoint "$service_endpoint" -masterKey "$master_key" -databaseId "$db_name" -collectionId "$col_name" -readWriteQueryPct "$read_write_query_pct" -diagnosticsThresholdDuration "$diagnostics_threshold_duration" -numberOfCollectionForCtl "$number_Of_collection" -throughput $throughput -consistencyLevel $consistency_level -concurrency $concurrency -numberOfOperations $number_of_operations -operation $operation -connectionMode $connection_mode -maxRunningTimeDuration $max_running_time_duration -numberOfPreCreatedDocuments $number_of_precreated_documents $additional_benchmark_options 2>&1 | tee -a "$log_filename"
+    java -Xmx8g -Xms8g $jvm_opt -Dcosmos.directModeProtocol=$protocol -Dazure.cosmos.directModeProtocol=$protocol -DCOSMOS.ENVIRONMENT_NAME=$ctl_env -DCOSMOS.CLIENT_TELEMETRY_ENDPOINT=$ctl_client_telemetry_endpoint -jar "$jar_file" -serviceEndpoint "$service_endpoint" -masterKey "$master_key" -databaseId "$db_name" -collectionId "$col_name" -readWriteQueryPct "$read_write_query_pct" -diagnosticsThresholdDuration "$diagnostics_threshold_duration" -numberOfCollectionForCtl "$number_Of_collection" -throughput $throughput -consistencyLevel $consistency_level -concurrency $concurrency -numberOfOperations $number_of_operations -operation $operation -connectionMode $connection_mode -maxRunningTimeDuration $max_running_time_duration -numberOfPreCreatedDocuments $number_of_precreated_documents $additional_benchmark_options 2>&1 | tee -a "$log_filename"
 else
-    java -Xmx8g -Xms8g $jvm_opt -Dcosmos.directModeProtocol=$protocol -Dazure.cosmos.directModeProtocol=$protocol -DCOSMOS.CLIENT_TELEMETRY_ENDPOINT=$ctl_client_telemetry_endpoint -jar "$jar_file" -serviceEndpoint "$service_endpoint" -masterKey "$master_key" -databaseId "$db_name" -collectionId "$col_name" -readWriteQueryPct "$read_write_query_pct" -diagnosticsThresholdDuration "$diagnostics_threshold_duration" -numberOfCollectionForCtl "$number_Of_collection" -throughput $throughput -consistencyLevel $consistency_level -concurrency $concurrency -numberOfOperations $number_of_operations -operation $operation -connectionMode $connection_mode -maxRunningTimeDuration $max_running_time_duration -graphiteEndpoint $ctl_graphite_endpoint -numberOfPreCreatedDocuments $number_of_precreated_documents $ctl_accountNameInGraphiteReporter $additional_benchmark_options 2>&1 | tee -a "$log_filename"
+    java -Xmx8g -Xms8g $jvm_opt -Dcosmos.directModeProtocol=$protocol -Dazure.cosmos.directModeProtocol=$protocol -DCOSMOS.ENVIRONMENT_NAME=$ctl_env -DCOSMOS.CLIENT_TELEMETRY_ENDPOINT=$ctl_client_telemetry_endpoint -jar "$jar_file" -serviceEndpoint "$service_endpoint" -masterKey "$master_key" -databaseId "$db_name" -collectionId "$col_name" -readWriteQueryPct "$read_write_query_pct" -diagnosticsThresholdDuration "$diagnostics_threshold_duration" -numberOfCollectionForCtl "$number_Of_collection" -throughput $throughput -consistencyLevel $consistency_level -concurrency $concurrency -numberOfOperations $number_of_operations -operation $operation -connectionMode $connection_mode -maxRunningTimeDuration $max_running_time_duration -graphiteEndpoint $ctl_graphite_endpoint -numberOfPreCreatedDocuments $number_of_precreated_documents $ctl_accountNameInGraphiteReporter $additional_benchmark_options 2>&1 | tee -a "$log_filename"
 fi
 
 end=$(date +%s)
diff --git a/sdk/cosmos/azure-cosmos/src/main/java/com/azure/cosmos/implementation/Configs.java b/sdk/cosmos/azure-cosmos/src/main/java/com/azure/cosmos/implementation/Configs.java
index 0a2400ce6a47c..c64b795b6d5c9 100644
--- a/sdk/cosmos/azure-cosmos/src/main/java/com/azure/cosmos/implementation/Configs.java
+++ b/sdk/cosmos/azure-cosmos/src/main/java/com/azure/cosmos/implementation/Configs.java
@@ -44,6 +44,7 @@ public class Configs {
     private static final String CLIENT_TELEMETRY_ENABLED = "COSMOS.CLIENT_TELEMETRY_ENABLED";
     private static final String CLIENT_TELEMETRY_SCHEDULING_IN_SECONDS = "COSMOS.CLIENT_TELEMETRY_SCHEDULING_IN_SECONDS";
     private static final String CLIENT_TELEMETRY_ENDPOINT = "COSMOS.CLIENT_TELEMETRY_ENDPOINT";
+    private static final String ENVIRONMENT_NAME = "COSMOS.ENVIRONMENT_NAME";
     private static final String QUERYPLAN_CACHING_ENABLED = "COSMOS.QUERYPLAN_CACHING_ENABLED";
 
     private static final int DEFAULT_CLIENT_TELEMETRY_SCHEDULING_IN_SECONDS = 10 * 60;
@@ -220,6 +221,10 @@ public static String getClientTelemetryEndpoint() {
         return System.getProperty(CLIENT_TELEMETRY_ENDPOINT);
     }
 
+    public static String getEnvironmentName() {
+        return System.getProperty(ENVIRONMENT_NAME);
+    }
+
     public static boolean isQueryPlanCachingEnabled() {
         // Queryplan caching will be disabled by default
         return getJVMConfigAsBoolean(QUERYPLAN_CACHING_ENABLED, false);
diff --git a/sdk/cosmos/azure-cosmos/src/main/java/com/azure/cosmos/implementation/HttpConstants.java b/sdk/cosmos/azure-cosmos/src/main/java/com/azure/cosmos/implementation/HttpConstants.java
index 82113b1495a2c..f8f68bb03af08 100644
--- a/sdk/cosmos/azure-cosmos/src/main/java/com/azure/cosmos/implementation/HttpConstants.java
+++ b/sdk/cosmos/azure-cosmos/src/main/java/com/azure/cosmos/implementation/HttpConstants.java
@@ -258,6 +258,7 @@ public static class HttpHeaders {
 
         // Client telemetry header
         public static final String DATABASE_ACCOUNT_NAME = "x-ms-databaseaccount-name";
+        public static final String ENVIRONMENT_NAME = "x-ms-environment-name";
 
         // Backend request duration header
         public static final String BACKEND_REQUEST_DURATION_MILLISECONDS = "x-ms-request-duration-ms";
diff --git a/sdk/cosmos/azure-cosmos/src/main/java/com/azure/cosmos/implementation/clientTelemetry/ClientTelemetry.java b/sdk/cosmos/azure-cosmos/src/main/java/com/azure/cosmos/implementation/clientTelemetry/ClientTelemetry.java
index 33bcc9281d589..79ca089d55e5b 100644
--- a/sdk/cosmos/azure-cosmos/src/main/java/com/azure/cosmos/implementation/clientTelemetry/ClientTelemetry.java
+++ b/sdk/cosmos/azure-cosmos/src/main/java/com/azure/cosmos/implementation/clientTelemetry/ClientTelemetry.java
@@ -191,6 +191,10 @@ private Mono<Void> sendClientTelemetry() {
                         httpHeaders.set(HttpConstants.HttpHeaders.DATABASE_ACCOUNT_NAME,
                             this.globalDatabaseAccountName);
                         httpHeaders.set(HttpConstants.HttpHeaders.AUTHORIZATION, authorization);
+                        String envName = Configs.getEnvironmentName();
+                        if (StringUtils.isEmpty(envName)) {
+                            httpHeaders.set(HttpConstants.HttpHeaders.ENVIRONMENT_NAME, envName);
+                        }
 
                         HttpRequest httpRequest = new HttpRequest(HttpMethod.POST, targetEndpoint,
                             targetEndpoint.getPort(), httpHeaders, fluxBytes);