diff --git a/deps/rabbitmq_management/src/rabbit_mgmt_dispatcher.erl b/deps/rabbitmq_management/src/rabbit_mgmt_dispatcher.erl
index 891963148a..d54567320e 100644
--- a/deps/rabbitmq_management/src/rabbit_mgmt_dispatcher.erl
+++ b/deps/rabbitmq_management/src/rabbit_mgmt_dispatcher.erl
@@ -202,6 +202,10 @@ dispatcher() ->
      {"/health/checks/port-listener/:port",                    rabbit_mgmt_wm_health_check_port_listener, []},
      {"/health/checks/protocol-listener/:protocol",            rabbit_mgmt_wm_health_check_protocol_listener, []},
      {"/health/checks/virtual-hosts",                          rabbit_mgmt_wm_health_check_virtual_hosts, []},
+     {"/health/checks/quorum-queues-without-elected-leaders/all-vhosts/",    rabbit_mgmt_wm_health_check_quorum_queues_without_elected_leaders_across_all_vhosts, []},
+     {"/health/checks/quorum-queues-without-elected-leaders/vhost/:vhost/",  rabbit_mgmt_wm_health_check_quorum_queues_without_elected_leaders, []},
+     {"/health/checks/quorum-queues-without-elected-leaders/all-vhosts/pattern/:pattern",    rabbit_mgmt_wm_health_check_quorum_queues_without_elected_leaders_across_all_vhosts, []},
+     {"/health/checks/quorum-queues-without-elected-leaders/vhost/:vhost/pattern/:pattern",  rabbit_mgmt_wm_health_check_quorum_queues_without_elected_leaders, []},
      {"/health/checks/node-is-quorum-critical",                rabbit_mgmt_wm_health_check_node_is_quorum_critical, []},
      {"/reset",                                                rabbit_mgmt_wm_reset, []},
      {"/reset/:node",                                          rabbit_mgmt_wm_reset, []},
diff --git a/deps/rabbitmq_management/src/rabbit_mgmt_wm_health_check_quorum_queues_without_elected_leaders.erl b/deps/rabbitmq_management/src/rabbit_mgmt_wm_health_check_quorum_queues_without_elected_leaders.erl
new file mode 100644
index 0000000000..950351f4ca
--- /dev/null
+++ b/deps/rabbitmq_management/src/rabbit_mgmt_wm_health_check_quorum_queues_without_elected_leaders.erl
@@ -0,0 +1,68 @@
+%% This Source Code Form is subject to the terms of the Mozilla Public
+%% License, v. 2.0. If a copy of the MPL was not distributed with this
+%% file, You can obtain one at https://mozilla.org/MPL/2.0/.
+%%
+%% Copyright (c) 2007-2025 Broadcom. All Rights Reserved. The term “Broadcom” refers to Broadcom Inc. and/or its subsidiaries. All rights reserved.
+%%
+
+%% An HTTP API counterpart of 'rabbitmq-diagnostics check_for_quorum_queues_without_an_elected_leader'
+-module(rabbit_mgmt_wm_health_check_quorum_queues_without_elected_leaders).
+
+-export([init/2, to_json/2, content_types_provided/2, is_authorized/2]).
+-export([resource_exists/2]).
+-export([variances/2]).
+
+-include_lib("rabbitmq_management_agent/include/rabbit_mgmt_records.hrl").
+
+-define(DEFAULT_PATTERN, <<".*">>).
+
+%%--------------------------------------------------------------------
+
+init(Req, _State) ->
+    {cowboy_rest, rabbit_mgmt_headers:set_common_permission_headers(Req, ?MODULE), #context{}}.
+
+variances(Req, Context) ->
+    {[<<"accept-encoding">>, <<"origin">>], Req, Context}.
+
+content_types_provided(ReqData, Context) ->
+    {rabbit_mgmt_util:responder_map(to_json), ReqData, Context}.
+
+resource_exists(ReqData, Context) ->
+    Result = case {vhost(ReqData), pattern(ReqData)} of
+                 {none, _} -> false;
+                 {_, none} -> false;
+                 _         -> true
+             end,
+    {Result, ReqData, Context}.
+
+to_json(ReqData, Context) ->
+    case rabbit_quorum_queue:leader_health_check(pattern(ReqData), vhost(ReqData)) of
+        [] ->
+            rabbit_mgmt_util:reply(#{status => ok}, ReqData, Context);
+        Qs when length(Qs) > 0 ->
+            Msg = <<"Detected quorum queues without an elected leader">>,
+            failure(Msg, Qs, ReqData, Context)
+    end.
+
+failure(Message, Qs, ReqData, Context) ->
+    Body = #{status => failed,
+             reason => Message,
+             queues => Qs},
+    {Response, ReqData1, Context1} = rabbit_mgmt_util:reply(Body, ReqData, Context),
+    {stop, cowboy_req:reply(503, #{}, Response, ReqData1), Context1}.
+
+is_authorized(ReqData, Context) ->
+    rabbit_mgmt_util:is_authorized(ReqData, Context).
+
+%%
+%% Implementation
+%%
+
+vhost(ReqData) ->
+    rabbit_mgmt_util:id(vhost, ReqData).
+
+pattern(ReqData) ->
+    case rabbit_mgmt_util:id(pattern, ReqData) of
+        none  -> ?DEFAULT_PATTERN;
+        Other -> Other
+    end.
diff --git a/deps/rabbitmq_management/src/rabbit_mgmt_wm_health_check_quorum_queues_without_elected_leaders_across_all_vhosts.erl b/deps/rabbitmq_management/src/rabbit_mgmt_wm_health_check_quorum_queues_without_elected_leaders_across_all_vhosts.erl
new file mode 100644
index 0000000000..f56beb677c
--- /dev/null
+++ b/deps/rabbitmq_management/src/rabbit_mgmt_wm_health_check_quorum_queues_without_elected_leaders_across_all_vhosts.erl
@@ -0,0 +1,61 @@
+%% This Source Code Form is subject to the terms of the Mozilla Public
+%% License, v. 2.0. If a copy of the MPL was not distributed with this
+%% file, You can obtain one at https://mozilla.org/MPL/2.0/.
+%%
+%% Copyright (c) 2007-2025 Broadcom. All Rights Reserved. The term “Broadcom” refers to Broadcom Inc. and/or its subsidiaries. All rights reserved.
+%%
+
+%% An HTTP API counterpart of 'rabbitmq-diagnostics check_for_quorum_queues_without_an_elected_leader --across-all-vhosts'
+-module(rabbit_mgmt_wm_health_check_quorum_queues_without_elected_leaders_across_all_vhosts).
+
+-export([init/2, to_json/2, content_types_provided/2, is_authorized/2]).
+-export([resource_exists/2]).
+-export([variances/2]).
+
+-include_lib("rabbitmq_management_agent/include/rabbit_mgmt_records.hrl").
+
+-define(ACROSS_ALL_VHOSTS, across_all_vhosts).
+-define(DEFAULT_PATTERN, <<".*">>).
+
+%%--------------------------------------------------------------------
+
+init(Req, _State) ->
+    {cowboy_rest, rabbit_mgmt_headers:set_common_permission_headers(Req, ?MODULE), #context{}}.
+
+variances(Req, Context) ->
+    {[<<"accept-encoding">>, <<"origin">>], Req, Context}.
+
+content_types_provided(ReqData, Context) ->
+    {rabbit_mgmt_util:responder_map(to_json), ReqData, Context}.
+
+resource_exists(ReqData, Context) ->
+    {true, ReqData, Context}.
+
+to_json(ReqData, Context) ->
+    case rabbit_quorum_queue:leader_health_check(pattern(ReqData), ?ACROSS_ALL_VHOSTS) of
+        [] ->
+            rabbit_mgmt_util:reply(#{status => ok}, ReqData, Context);
+        Qs when length(Qs) > 0 ->
+            Msg = <<"Detected quorum queues without an elected leader">>,
+            failure(Msg, Qs, ReqData, Context)
+    end.
+
+failure(Message, Qs, ReqData, Context) ->
+    Body = #{status => failed,
+        reason => Message,
+        queues => Qs},
+    {Response, ReqData1, Context1} = rabbit_mgmt_util:reply(Body, ReqData, Context),
+    {stop, cowboy_req:reply(503, #{}, Response, ReqData1), Context1}.
+
+is_authorized(ReqData, Context) ->
+    rabbit_mgmt_util:is_authorized(ReqData, Context).
+
+%%
+%% Implementation
+%%
+
+pattern(ReqData) ->
+    case rabbit_mgmt_util:id(pattern, ReqData) of
+        none  -> ?DEFAULT_PATTERN;
+        Other -> Other
+    end.