diff --git a/qutebrowser/browser/browsertab.py b/qutebrowser/browser/browsertab.py
index 597b8d37c..5e2f6b3dd 100644
--- a/qutebrowser/browser/browsertab.py
+++ b/qutebrowser/browser/browsertab.py
@@ -127,6 +127,7 @@ class TabData:
     open_target: usertypes.ClickTarget = usertypes.ClickTarget.normal
     override_target: Optional[usertypes.ClickTarget] = None
     pinned: bool = False
+    custom_title: Optional[str] = None
     fullscreen: bool = False
     netrc_used: bool = False
     input_mode: usertypes.KeyMode = usertypes.KeyMode.normal
@@ -1132,12 +1133,13 @@ class AbstractTab(QWidget):
         qtutils.ensure_valid(url)
         url_string = url.toDisplayString()
         log.webview.debug("Going to start loading: {}".format(url_string))
-        self.title_changed.emit(url_string)
+        if not self.title() and not self.data.custom_title:
+            self.title_changed.emit(url_string)
 
     @pyqtSlot(QUrl)
     def _on_url_changed(self, url: QUrl) -> None:
         """Update title when URL has changed and no title is available."""
-        if url.isValid() and not self.title():
+        if url.isValid() and not self.title() and not self.data.custom_title:
             self.title_changed.emit(url.toDisplayString())
         self.url_changed.emit(url)
 
@@ -1189,7 +1191,7 @@ class AbstractTab(QWidget):
 
         self.load_finished.emit(ok)
 
-        if not self.title():
+        if not self.title() and not self.data.custom_title:
             self.title_changed.emit(self.url().toDisplayString())
 
         self.zoom.reapply()
@@ -1285,9 +1287,25 @@ class AbstractTab(QWidget):
         """
         raise NotImplementedError
 
-    def title(self) -> str:
+    def raw_title(self) -> str:
         raise NotImplementedError
 
+    def title(self) -> str:
+        return self.data.custom_title or self.raw_title()
+
+    def set_title(self, title: str) -> None:
+        """Set a custom tab's title, or reset it if empty is passed.
+
+        Args:
+            title: A custom tab's title
+        """
+        if title:
+            self.data.custom_title = title
+            self.title_changed.emit(title)
+        else:
+            self.data.custom_title = None
+            self.title_changed.emit(self.raw_title())
+
     def icon(self) -> QIcon:
         raise NotImplementedError
 
diff --git a/qutebrowser/browser/commands.py b/qutebrowser/browser/commands.py
index ebce4b37a..f8dfed20e 100644
--- a/qutebrowser/browser/commands.py
+++ b/qutebrowser/browser/commands.py
@@ -258,6 +258,24 @@ class CommandDispatcher:
 
         self._tabbed_browser.tab_close_prompt_if_pinned(tab, force, close)
 
+    @cmdutils.register(instance='command-dispatcher', scope='window',
+                       name='tab-title')
+    @cmdutils.argument('count', value=cmdutils.Value.count)
+    @cmdutils.argument('title')
+    def tab_title(self, count=None, title=None):
+        """Set/Unset the current/[count]th tab's title.
+
+        Set the text to empty to unset the tab's title.
+
+        Args:
+            count: The tab index to set or unset tab's title, or None
+            title: The tab title to renamed to, or empty to reset it
+        """
+        tab = self._cntwidget(count)
+        if tab is None:
+            return
+        tab.set_title(title or '')
+
     @cmdutils.register(instance='command-dispatcher', scope='window',
                        name='tab-pin')
     @cmdutils.argument('count', value=cmdutils.Value.count)
@@ -426,6 +444,7 @@ class CommandDispatcher:
         newtab.history.private_api.deserialize(history)
         newtab.zoom.set_factor(curtab.zoom.factor())
 
+        newtab.set_title(curtab.data.custom_title)
         newtab.set_pinned(curtab.data.pinned)
         return newtab
 
diff --git a/qutebrowser/browser/webengine/webenginetab.py b/qutebrowser/browser/webengine/webenginetab.py
index 726a2efab..9f00108c0 100644
--- a/qutebrowser/browser/webengine/webenginetab.py
+++ b/qutebrowser/browser/webengine/webenginetab.py
@@ -1406,7 +1406,7 @@ class WebEngineTab(browsertab.AbstractTab):
     def stop(self):
         self._widget.stop()
 
-    def title(self):
+    def raw_title(self):
         return self._widget.title()
 
     def renderer_process_pid(self) -> int:
@@ -1724,6 +1724,12 @@ class WebEngineTab(browsertab.AbstractTab):
         else:
             selection.selectNone()
 
+    def _on_title_changed(self, title):
+        """Handle title updates."""
+        if self.data.custom_title:
+            return
+        self.title_changed.emit(title)
+
     def _connect_signals(self):
         view = self._widget
         page = view.page()
@@ -1742,7 +1748,7 @@ class WebEngineTab(browsertab.AbstractTab):
         page.printRequested.connect(self._on_print_requested)
         page.selectClientCertificate.connect(self._on_select_client_certificate)
 
-        view.titleChanged.connect(self.title_changed)
+        view.titleChanged.connect(self._on_title_changed)
         view.urlChanged.connect(self._on_url_changed)
         view.renderProcessTerminated.connect(
             self._on_render_process_terminated)
diff --git a/qutebrowser/browser/webkit/webkittab.py b/qutebrowser/browser/webkit/webkittab.py
index d89295440..da3b380df 100644
--- a/qutebrowser/browser/webkit/webkittab.py
+++ b/qutebrowser/browser/webkit/webkittab.py
@@ -927,7 +927,7 @@ class WebKitTab(browsertab.AbstractTab):
     def stop(self):
         self._widget.stop()
 
-    def title(self):
+    def raw_title(self):
         return self._widget.title()
 
     def renderer_process_pid(self) -> Optional[int]:
@@ -1017,6 +1017,12 @@ class WebKitTab(browsertab.AbstractTab):
     def _on_ssl_errors(self, reply):
         self._insecure_hosts.add(reply.url().host())
 
+    def _on_title_changed(self, title):
+        """Handle title updates."""
+        if self.data.custom_title:
+            return
+        self.title_changed.emit(title)
+
     def _connect_signals(self):
         view = self._widget
         page = view.page()
@@ -1031,7 +1037,7 @@ class WebKitTab(browsertab.AbstractTab):
             self._on_load_started)
         view.scroll_pos_changed.connect(self.scroller.perc_changed)
         view.titleChanged.connect(  # type: ignore[attr-defined]
-            self.title_changed)
+            self._on_title_changed)
         view.urlChanged.connect(  # type: ignore[attr-defined]
             self._on_url_changed)
         view.shutting_down.connect(self.shutting_down)
diff --git a/qutebrowser/config/configdata.yml b/qutebrowser/config/configdata.yml
index b221a70dc..3a43934a1 100644
--- a/qutebrowser/config/configdata.yml
+++ b/qutebrowser/config/configdata.yml
@@ -3707,6 +3707,7 @@ bindings.default:
       K: tab-prev
       <Ctrl-PgUp>: tab-prev
       gC: tab-clone
+      tt: cmd-set-text -s :tab-title
       r: reload
       <F5>: reload
       R: reload -f
diff --git a/qutebrowser/mainwindow/tabbedbrowser.py b/qutebrowser/mainwindow/tabbedbrowser.py
index e0938ae36..089e6a9d9 100644
--- a/qutebrowser/mainwindow/tabbedbrowser.py
+++ b/qutebrowser/mainwindow/tabbedbrowser.py
@@ -36,6 +36,7 @@ class _UndoEntry:
     history: bytes
     index: int
     pinned: bool
+    title: Optional[str]
     created_at: datetime.datetime = dataclasses.field(
         default_factory=datetime.datetime.now)
 
@@ -516,6 +517,7 @@ class TabbedBrowser(QWidget):
                 entry = _UndoEntry(url=tab.url(),
                                    history=history_data,
                                    index=idx,
+                                   title=tab.data.custom_title,
                                    pinned=tab.data.pinned)
                 if new_undo or not self.undo_stack:
                     self.undo_stack.append([entry])
@@ -563,6 +565,7 @@ class TabbedBrowser(QWidget):
                 newtab = self.tabopen(background=False, idx=entry.index)
 
             newtab.history.private_api.deserialize(entry.history)
+            newtab.set_title(entry.title or '')
             newtab.set_pinned(entry.pinned)
             newtab.setFocus()
 
diff --git a/qutebrowser/misc/sessions.py b/qutebrowser/misc/sessions.py
index b487fcd2c..72a006eac 100644
--- a/qutebrowser/misc/sessions.py
+++ b/qutebrowser/misc/sessions.py
@@ -220,6 +220,7 @@ class SessionManager(QObject):
                 data['scroll-pos'] = {'x': pos.x(), 'y': pos.y()}
 
         data['pinned'] = tab.data.pinned
+        data['custom_title'] = tab.data.custom_title
 
         return data
 
@@ -412,6 +413,9 @@ class SessionManager(QObject):
             if 'pinned' in histentry:
                 new_tab.data.pinned = histentry['pinned']
 
+            if 'custom_title' in histentry:
+                new_tab.data.custom_title = histentry['custom_title']
+
             if (config.val.session.lazy_restore and
                     histentry.get('active', False) and
                     not histentry['url'].startswith('qute://back')):
@@ -449,7 +453,10 @@ class SessionManager(QObject):
                                    last_visited=last_visited)
             entries.append(entry)
             if active:
-                new_tab.title_changed.emit(histentry['title'])
+                if new_tab.data.custom_title:
+                    new_tab.title_changed.emit(new_tab.data.custom_title)
+                else:
+                    new_tab.title_changed.emit(histentry['title'])
 
         try:
             new_tab.history.private_api.load_items(entries)
@@ -470,6 +477,8 @@ class SessionManager(QObject):
                 tab_to_focus = i
             if new_tab.data.pinned:
                 new_tab.set_pinned(True)
+            if new_tab.data.custom_title:
+                new_tab.set_title(new_tab.data.custom_title)
         if tab_to_focus is not None:
             tabbed_browser.widget.setCurrentIndex(tab_to_focus)
 
diff --git a/tests/end2end/features/tabs.feature b/tests/end2end/features/tabs.feature
index cb9c9702f..c53bd4fc0 100644
--- a/tests/end2end/features/tabs.feature
+++ b/tests/end2end/features/tabs.feature
@@ -1925,6 +1925,136 @@ Feature: Tab management
             """
 
 
+    # :tab-title
+
+    Scenario: Set tab title
+        When I open data/title.html
+        And I open data/title.html in a new tab
+        And I run :tab-title renamed
+        Then the session should look like:
+            """
+            windows:
+            - tabs:
+              - history:
+                - url: about:blank
+                - url: http://localhost:*/data/title.html
+                  title: Test title
+                  custom_title:
+              - active: true
+                history:
+                - url: http://localhost:*/data/title.html
+                  title: Test title
+                  custom_title: renamed
+            """
+
+    Scenario: Set specific tab title using count
+        When I open data/title.html
+        And I open data/title.html in a new tab
+        And I run :tab-title renamed with count 1
+        Then the session should look like:
+            """
+            windows:
+            - tabs:
+              - history:
+                - url: about:blank
+                - url: http://localhost:*/data/title.html
+                  title: Test title
+                  custom_title: renamed
+              - active: true
+                history:
+                - url: http://localhost:*/data/title.html
+                  title: Test title
+                  custom_title:
+            """
+
+    Scenario: Set tab title with space
+        When I open data/title.html
+        And I open data/title.html in a new tab
+        And I run :tab-title 'a new title'
+        Then the session should look like:
+            """
+            windows:
+            - tabs:
+              - history:
+                - url: about:blank
+                - url: http://localhost:*/data/title.html
+                  title: Test title
+                  custom_title:
+              - active: true
+                history:
+                - url: http://localhost:*/data/title.html
+                  title: Test title
+                  custom_title: a new title
+            """
+
+    Scenario: Custom tab title when navigated
+        When I open data/numbers/1.txt
+        And I run :tab-title 'a new title'
+        And I open data/title.html
+        Then the session should look like:
+            """
+            windows:
+            - tabs:
+              - active: true
+                history:
+                - url: about:blank
+                - url: http://localhost:*/data/numbers/1.txt
+                  custom_title: a new title
+                - url: http://localhost:*/data/title.html
+                  title: Test title
+                  custom_title: a new title
+            """
+
+    Scenario: Cloning a tab with a custom tab title
+        When I open data/title.html
+        And I open data/title.html in a new tab
+        And I run :tab-title 'a new title'
+        And I run :tab-clone
+        And I wait until data/title.html is loaded
+        Then the session should look like:
+            """
+            windows:
+            - tabs:
+              - history:
+                - url: about:blank
+                - url: http://localhost:*/data/title.html
+                  title: Test title
+                  custom_title:
+              - history:
+                - url: http://localhost:*/data/title.html
+                  title: Test title
+                  custom_title: a new title
+              - active: true
+                history:
+                - url: http://localhost:*/data/title.html
+                  title: Test title
+                  custom_title: a new title
+            """
+
+    Scenario: Undo a tab with a custom tab title
+        When I open data/title.html
+        And I open data/title.html in a new tab
+        And I run :tab-title 'a new title'
+        And I run :tab-close --force
+        And I run :undo
+        And I wait until data/title.html is loaded
+        Then the session should look like:
+            """
+            windows:
+            - tabs:
+              - history:
+                - url: about:blank
+                - url: http://localhost:*/data/title.html
+                  title: Test title
+                  custom_title:
+              - active: true
+                history:
+                - url: http://localhost:*/data/title.html
+                  title: Test title
+                  custom_title: a new title
+            """
+
+
     Scenario: Focused webview after clicking link in bg
         When I open data/hints/link_input.html
         And I run :click-element id qute-input-existing
diff --git a/tests/unit/completion/test_models.py b/tests/unit/completion/test_models.py
index ad73d9eb5..872881a68 100644
--- a/tests/unit/completion/test_models.py
+++ b/tests/unit/completion/test_models.py
@@ -1413,12 +1413,15 @@ def test_undo_completion(tabbed_browser_stubs, info):
     """Test :undo completion."""
     entry1 = tabbedbrowser._UndoEntry(url=QUrl('https://example.org/'),
                                       history=None, index=None, pinned=None,
+                                      title=None,
                                       created_at=datetime(2020, 1, 1))
     entry2 = tabbedbrowser._UndoEntry(url=QUrl('https://example.com/'),
                                       history=None, index=None, pinned=None,
+                                      title=None,
                                       created_at=datetime(2020, 1, 2))
     entry3 = tabbedbrowser._UndoEntry(url=QUrl('https://example.net/'),
                                       history=None, index=None, pinned=None,
+                                      title=None,
                                       created_at=datetime(2020, 1, 2))
 
     # Most recently closed is at the end
@@ -1453,7 +1456,7 @@ def undo_completion_retains_sort_order(tabbed_browser_stubs, info):
         tabbedbrowser._UndoEntry(
             url=QUrl(f'https://example.org/{idx}'),
             history=None, index=None, pinned=None,
-            created_at=created_dt,
+            title=None, created_at=created_dt,
         )
         for idx in range(1, 11)
     ]