diff --git a/nifi-framework-bundle/nifi-framework/nifi-web/nifi-web-api/src/main/java/org/apache/nifi/web/NiFiServiceFacade.java b/nifi-framework-bundle/nifi-framework/nifi-web/nifi-web-api/src/main/java/org/apache/nifi/web/NiFiServiceFacade.java
index 406729cb4ef2..973dae7164ab 100644
--- a/nifi-framework-bundle/nifi-framework/nifi-web/nifi-web-api/src/main/java/org/apache/nifi/web/NiFiServiceFacade.java
+++ b/nifi-framework-bundle/nifi-framework/nifi-web/nifi-web-api/src/main/java/org/apache/nifi/web/NiFiServiceFacade.java
@@ -2438,31 +2438,34 @@ ControllerServiceReferencingComponentsEntity updateControllerServiceReferencingC
      * Gets the flows for the current user for the specified registry and bucket.
      *
      * @param registryClientId registry client id
+     * @param branch the branch
      * @param bucketId bucket id
      * @return the flows
      */
-    Set<VersionedFlowEntity> getFlowsForUser(String registryClientId, String bucketId);
+    Set<VersionedFlowEntity> getFlowsForUser(String registryClientId, String branch, String bucketId);
 
 
     /**
      * Returns the details of a versioned flow from a given bucket of a given registry.
      *
      * @param registryClientId registry client id
+     * @param branch the branch
      * @param bucketId bucket id
      * @param flowId flow id
      * @return the flow details
      */
-    VersionedFlowEntity getFlowForUser(String registryClientId, String bucketId, String flowId);
+    VersionedFlowEntity getFlowForUser(String registryClientId, String branch, String bucketId, String flowId);
 
     /**
      * Gets the versions of the specified registry, bucket, and flow for the current user.
      *
      * @param registryClientId registry client id
+     * @param branch the branch
      * @param bucketId bucket id
      * @param flowId flow id
      * @return the versions of the flow
      */
-    Set<VersionedFlowSnapshotMetadataEntity> getFlowVersionsForUser(String registryClientId, String bucketId, String flowId);
+    Set<VersionedFlowSnapshotMetadataEntity> getFlowVersionsForUser(String registryClientId, String branch, String bucketId, String flowId);
 
     /**
      * Updates the specified registry using the specified revision.
diff --git a/nifi-framework-bundle/nifi-framework/nifi-web/nifi-web-api/src/main/java/org/apache/nifi/web/StandardNiFiServiceFacade.java b/nifi-framework-bundle/nifi-framework/nifi-web/nifi-web-api/src/main/java/org/apache/nifi/web/StandardNiFiServiceFacade.java
index c51b2de66057..66461519cbef 100644
--- a/nifi-framework-bundle/nifi-framework/nifi-web/nifi-web-api/src/main/java/org/apache/nifi/web/StandardNiFiServiceFacade.java
+++ b/nifi-framework-bundle/nifi-framework/nifi-web/nifi-web-api/src/main/java/org/apache/nifi/web/StandardNiFiServiceFacade.java
@@ -3272,27 +3272,24 @@ public Set<FlowRegistryBucketEntity> getBucketsForUser(final String registryClie
     }
 
     @Override
-    public Set<VersionedFlowEntity> getFlowsForUser(final String registryClientId, final String bucketId) {
+    public Set<VersionedFlowEntity> getFlowsForUser(final String registryClientId, final String branch, final String bucketId) {
         final FlowRegistryClientUserContext clientUserContext = FlowRegistryClientContextFactory.getContextForUser(NiFiUserUtils.getNiFiUser());
-        final FlowRegistryBranch defaultBranch = flowRegistryDAO.getDefaultBranchForUser(clientUserContext, registryClientId);
-        return flowRegistryDAO.getFlowsForUser(clientUserContext, registryClientId, defaultBranch.getName(), bucketId).stream()
+        return flowRegistryDAO.getFlowsForUser(clientUserContext, registryClientId, branch, bucketId).stream()
                 .map(rf -> createVersionedFlowEntity(registryClientId, rf))
                 .collect(Collectors.toSet());
     }
 
     @Override
-    public VersionedFlowEntity getFlowForUser(final String registryClientId, final String bucketId, final String flowId) {
+    public VersionedFlowEntity getFlowForUser(final String registryClientId, final String branch, final String bucketId, final String flowId) {
         final FlowRegistryClientUserContext clientUserContext = FlowRegistryClientContextFactory.getContextForUser(NiFiUserUtils.getNiFiUser());
-        final FlowRegistryBranch defaultBranch = flowRegistryDAO.getDefaultBranchForUser(clientUserContext, registryClientId);
-        final RegisteredFlow flow = flowRegistryDAO.getFlowForUser(clientUserContext, registryClientId, defaultBranch.getName(), bucketId, flowId);
+        final RegisteredFlow flow = flowRegistryDAO.getFlowForUser(clientUserContext, registryClientId, branch, bucketId, flowId);
         return createVersionedFlowEntity(registryClientId, flow);
     }
 
     @Override
-    public Set<VersionedFlowSnapshotMetadataEntity> getFlowVersionsForUser(final String registryClientId, final String bucketId, final String flowId) {
+    public Set<VersionedFlowSnapshotMetadataEntity> getFlowVersionsForUser(final String registryClientId, final String branch, final String bucketId, final String flowId) {
         final FlowRegistryClientUserContext clientUserContext = FlowRegistryClientContextFactory.getContextForUser(NiFiUserUtils.getNiFiUser());
-        final FlowRegistryBranch defaultBranch = flowRegistryDAO.getDefaultBranchForUser(clientUserContext, registryClientId);
-        return flowRegistryDAO.getFlowVersionsForUser(clientUserContext, registryClientId, defaultBranch.getName(), bucketId, flowId).stream()
+        return flowRegistryDAO.getFlowVersionsForUser(clientUserContext, registryClientId, branch, bucketId, flowId).stream()
                 .map(md -> createVersionedFlowSnapshotMetadataEntity(registryClientId, md))
                 .collect(Collectors.toCollection(LinkedHashSet::new));
     }
diff --git a/nifi-framework-bundle/nifi-framework/nifi-web/nifi-web-api/src/main/java/org/apache/nifi/web/api/FlowResource.java b/nifi-framework-bundle/nifi-framework/nifi-web/nifi-web-api/src/main/java/org/apache/nifi/web/api/FlowResource.java
index 2808e06eb2d5..4e77dc865324 100644
--- a/nifi-framework-bundle/nifi-framework/nifi-web/nifi-web-api/src/main/java/org/apache/nifi/web/api/FlowResource.java
+++ b/nifi-framework-bundle/nifi-framework/nifi-web/nifi-web-api/src/main/java/org/apache/nifi/web/api/FlowResource.java
@@ -1940,7 +1940,7 @@ public Response getBuckets(
             @Parameter(
                     description = "The name of a branch to get the buckets from. If not specified the default branch of the registry client will be used."
             )
-            @QueryParam("branch") String branch) throws NiFiRegistryException {
+            @QueryParam("branch") String branch) {
 
         authorizeFlow();
 
@@ -1995,11 +1995,16 @@ public Response getFlows(
                     description = "The bucket id.",
                     required = true
             )
-            @PathParam("bucket-id") String bucketId) {
+            @PathParam("bucket-id") String bucketId,
+            @Parameter(
+                    description = "The name of a branch to get the flows from. If not specified the default branch of the registry client will be used."
+            )
+            @QueryParam("branch") String branch) {
 
         authorizeFlow();
 
-        final Set<VersionedFlowEntity> registeredFlows = serviceFacade.getFlowsForUser(registryId, bucketId);
+        final String selectedBranch = branch == null ? serviceFacade.getDefaultBranch(registryId).getBranch().getName() : branch;
+        final Set<VersionedFlowEntity> registeredFlows = serviceFacade.getFlowsForUser(registryId, selectedBranch, bucketId);
         final SortedSet<VersionedFlowEntity> sortedFlows = sortFlows(registeredFlows);
 
         final VersionedFlowsEntity versionedFlowsEntity = new VersionedFlowsEntity();
@@ -2054,11 +2059,16 @@ public Response getDetails(
                     description = "The flow id.",
                     required = true
             )
-            @PathParam("flow-id") String flowId) {
+            @PathParam("flow-id") String flowId,
+            @Parameter(
+                    description = "The name of a branch to get the flow from. If not specified the default branch of the registry client will be used."
+            )
+            @QueryParam("branch") String branch) {
 
         authorizeFlow();
 
-        final VersionedFlowEntity flowDetails = serviceFacade.getFlowForUser(registryId, bucketId, flowId);
+        final String selectedBranch = branch == null ? serviceFacade.getDefaultBranch(registryId).getBranch().getName() : branch;
+        final VersionedFlowEntity flowDetails = serviceFacade.getFlowForUser(registryId, selectedBranch, bucketId, flowId);
         return generateOkResponse(flowDetails).build();
     }
 
@@ -2191,11 +2201,16 @@ public Response getVersions(
                     description = "The flow id.",
                     required = true
             )
-            @PathParam("flow-id") String flowId) {
+            @PathParam("flow-id") String flowId,
+            @Parameter(
+                    description = "The name of a branch to get the flow versions from. If not specified the default branch of the registry client will be used."
+            )
+            @QueryParam("branch") String branch) {
 
         authorizeFlow();
 
-        final Set<VersionedFlowSnapshotMetadataEntity> registeredFlowSnapshotMetadataSet = serviceFacade.getFlowVersionsForUser(registryId, bucketId, flowId);
+        final String selectedBranch = branch == null ? serviceFacade.getDefaultBranch(registryId).getBranch().getName() : branch;
+        final Set<VersionedFlowSnapshotMetadataEntity> registeredFlowSnapshotMetadataSet = serviceFacade.getFlowVersionsForUser(registryId, selectedBranch, bucketId, flowId);
 
         final VersionedFlowSnapshotMetadataSetEntity versionedFlowSnapshotMetadataSetEntity = new VersionedFlowSnapshotMetadataSetEntity();
         versionedFlowSnapshotMetadataSetEntity.setVersionedFlowSnapshotMetadataSet(registeredFlowSnapshotMetadataSet);