diff --git a/frontend_tests/node_tests/popovers.js b/frontend_tests/node_tests/popovers.js
index e71925c05c..5509881c0d 100644
--- a/frontend_tests/node_tests/popovers.js
+++ b/frontend_tests/node_tests/popovers.js
@@ -43,9 +43,7 @@ set_global("stream_popover", {
 
 set_global("stream_data", {});
 
-function ClipboardJS(sel) {
-    assert.equal(sel, ".copy_link");
-}
+const ClipboardJS = noop;
 
 rewiremock.proxy(() => zrequire("popovers"), {
     clipboard: ClipboardJS,
@@ -176,7 +174,9 @@ run_test("sender_hover", (override) => {
                     is_active: true,
                     is_bot: undefined,
                     is_sender_popover: true,
+                    has_message_context: true,
                     status_text: "on the beach",
+                    user_mention_syntax: "@**Alice Smith**",
                 });
                 return "content-html";
 
diff --git a/static/js/popovers.js b/static/js/popovers.js
index a23600f532..4b2af3993f 100644
--- a/static/js/popovers.js
+++ b/static/js/popovers.js
@@ -169,6 +169,7 @@ function render_user_info_popover(
     user,
     popover_element,
     is_sender_popover,
+    has_message_context,
     private_msg_class,
     template_class,
     popover_placement,
@@ -189,6 +190,7 @@ function render_user_info_popover(
     const args = {
         can_revoke_away,
         can_set_away,
+        has_message_context,
         is_active: people.is_active_user_for_popover(user.user_id),
         is_bot: user.is_bot,
         is_me,
@@ -206,6 +208,7 @@ function render_user_info_popover(
         user_time: people.get_user_time(user.user_id),
         user_type: people.get_user_type(user.user_id),
         status_text: user_status.get_status_text(user.user_id),
+        user_mention_syntax: people.get_mention_syntax(user.full_name, user.user_id),
     };
 
     if (user.is_bot) {
@@ -271,6 +274,7 @@ function show_user_info_popover_for_message(element, user, message) {
             user,
             elt,
             is_sender_popover,
+            true,
             "respond_personal_button",
             "message-info-popover",
             "right",
@@ -921,6 +925,7 @@ exports.register_click_handlers = function () {
             user,
             target,
             false,
+            false,
             "compose_private_message",
             "user_popover",
             popover_placement,
@@ -1108,6 +1113,14 @@ exports.register_click_handlers = function () {
         e.preventDefault();
     });
 
+    new ClipboardJS(".copy_mention_syntax");
+
+    $("body").on("click", ".copy_mention_syntax", (e) => {
+        exports.hide_all();
+        e.stopPropagation();
+        e.preventDefault();
+    });
+
     (function () {
         let last_scroll = 0;
 
diff --git a/static/templates/user_info_popover_content.hbs b/static/templates/user_info_popover_content.hbs
index ea22d15977..bffea34b55 100644
--- a/static/templates/user_info_popover_content.hbs
+++ b/static/templates/user_info_popover_content.hbs
@@ -112,9 +112,19 @@
     {{/if}}
     {{#unless is_me}}
     <li>
+        {{#if has_message_context}}
         <a tabindex="0" class="mention_user">
-            <i class="fa fa-at" aria-hidden="true"></i> {{#tr this}}Reply mentioning user{{/tr}} {{#if is_sender_popover}}<span class="hotkey-hint">(@)</span>{{/if}}
+            <i class="fa fa-at" aria-hidden="true"></i>
+            {{#tr this}}Reply mentioning user{{/tr}}
+            {{#if is_sender_popover}}<span class="hotkey-hint">(@)</span>{{/if}}
         </a>
+        {{else}}
+        <a tabindex="0" class="copy_mention_syntax" data-clipboard-text="{{ user_mention_syntax }}">
+            <i class="fa fa-at" aria-hidden="true"></i>
+            {{#tr this}}Copy mention syntax{{/tr}}
+            {{#if is_sender_popover}}<span class="hotkey-hint">(@)</span>{{/if}}
+        </a>
+        {{/if}}
     </li>
     {{/unless}}
     {{#if is_me}}