diff --git a/src/borg/cockpit/app.py b/src/borg/cockpit/app.py
index e1ed1419ed..9dd1f55f97 100644
--- a/src/borg/cockpit/app.py
+++ b/src/borg/cockpit/app.py
@@ -10,6 +10,7 @@
 from textual.containers import Horizontal, Container
 
 from .theme import theme
+from .translator import T, TRANSLATOR
 
 
 class BorgCockpitApp(App):
@@ -17,9 +18,9 @@ class BorgCockpitApp(App):
 
     from .. import __version__ as BORG_VERSION
 
-    TITLE = f"Cockpit for BorgBackup {BORG_VERSION}"
+    TITLE = T(f"Cockpit for BorgBackup {BORG_VERSION}")
     CSS_PATH = "cockpit.tcss"
-    BINDINGS = [("q", "quit", "Quit"), ("ctrl+c", "quit", "Quit"), ("t", "toggle_translator", "Toggle Translator")]
+    BINDINGS = [("q", "quit", T("Quit")), ("ctrl+c", "quit", T("Quit")), ("t", "toggle_translator", T("Toggle Translator"))]
 
     def compose(self) -> ComposeResult:
         """Create child widgets for the app."""
@@ -105,8 +106,6 @@ async def action_quit(self) -> None:
 
     def action_toggle_translator(self) -> None:
         """Toggle the universal translator."""
-        from .translator import TRANSLATOR
-
         TRANSLATOR.toggle()
         # Refresh dynamic UI elements
         self.query_one("#status").refresh_ui_labels()
diff --git a/src/borg/cockpit/translator.py b/src/borg/cockpit/translator.py
index 2302d451c4..6c7bba3895 100644
--- a/src/borg/cockpit/translator.py
+++ b/src/borg/cockpit/translator.py
@@ -1,6 +1,6 @@
-"""
-Universal Translator - Converts standard English into Borg Speak.
-"""
+"""Cockpit UI translations."""
+
+import os
 
 BORG_DICTIONARY = {  # English -> Borg
     # UI Strings
@@ -16,15 +16,43 @@
 }
 
 
+SWEDISH_DICTIONARY = {  # English -> Swedish
+    "**** You're welcome! ****": "**** Varsågod! ****",
+    "Files: ": "Filer: ",
+    "Unchanged: ": "Oförändrade: ",
+    "Modified: ": "Ändrade: ",
+    "Added: ": "Tillagda: ",
+    "Other: ": "Övriga: ",
+    "Errors: ": "Fel: ",
+    "RC: ": "Returkod: ",
+    "Speed: ": "Hastighet: ",
+    "Elapsed: ": "Förfluten tid: ",
+    "RC: RUNNING": "Returkod: KÖRS",
+    "Log": "Logg",
+    "Quit": "Avsluta",
+    "Toggle Translator": "Växla Borg-språk",
+    "Cockpit for BorgBackup": "Kontrollpanel för BorgBackup",
+}
+
+
+def get_language() -> str:
+    """Return the requested Cockpit UI language, falling back to English."""
+    language = os.environ.get("BORG_COCKPIT_LANGUAGE")
+    if language is None:
+        language = os.environ.get("LC_ALL") or os.environ.get("LC_MESSAGES") or os.environ.get("LANG", "")
+    return language.split(".", maxsplit=1)[0].split("_", maxsplit=1)[0].lower()
+
+
 class UniversalTranslator:
     """
     Handles translation of log messages.
     """
 
-    def __init__(self, enabled: bool = True):
+    def __init__(self, enabled: bool = True, language: str | None = None):
         # self.enabled is the opposite of "Translator active" on the TUI,
         # because in the source, we translate English to Borg.
         self.enabled = enabled  # True: English -> Borg
+        self.language = language or get_language()
 
     def toggle(self):
         """Toggle translation state."""
@@ -32,16 +60,15 @@ def toggle(self):
         return self.enabled
 
     def translate(self, message: str) -> str:
-        """Translate a message if enabled."""
-        if not self.enabled:
-            return message
+        """Translate a message for the active Cockpit language."""
+        dictionary = BORG_DICTIONARY if self.enabled else SWEDISH_DICTIONARY if self.language == "sv" else {}
 
         # Full matching first
-        if message in BORG_DICTIONARY:
-            return BORG_DICTIONARY[message]
+        if message in dictionary:
+            return dictionary[message]
 
         # Substring matching next
-        for key, value in BORG_DICTIONARY.items():
+        for key, value in dictionary.items():
             if key in message:
                 return message.replace(key, value)
 
diff --git a/src/borg/cockpit/widgets.py b/src/borg/cockpit/widgets.py
index 4aef72e88f..4d2357f7d1 100644
--- a/src/borg/cockpit/widgets.py
+++ b/src/borg/cockpit/widgets.py
@@ -107,7 +107,7 @@ def watch_elapsed_time(self, elapsed: float) -> None:
             days, seconds = divmod(seconds, 86400)
             h, m, s = seconds // 3600, (seconds % 3600) // 60, seconds % 60
             msg = f"Elapsed: {days:02d}d {h:02d}:{m:02d}:{s:02d}"
-        self.query_one("#status-elapsed").update(msg)
+        self.query_one("#status-elapsed").update(T(msg))
 
     def refresh_ui_labels(self):
         """Update static UI labels with current translation."""
diff --git a/src/borg/testsuite/cockpit_translator_test.py b/src/borg/testsuite/cockpit_translator_test.py
new file mode 100644
index 0000000000..5695cf2230
--- /dev/null
+++ b/src/borg/testsuite/cockpit_translator_test.py
@@ -0,0 +1,21 @@
+from borg.cockpit.translator import UniversalTranslator
+
+
+def test_swedish_cockpit_translations():
+    translator = UniversalTranslator(enabled=False, language="sv")
+
+    assert translator.translate("Log") == "Logg"
+    assert translator.translate("Files: 3") == "Filer: 3"
+    assert translator.translate("Cockpit for BorgBackup 2.0") == "Kontrollpanel för BorgBackup 2.0"
+
+
+def test_english_is_the_default_language():
+    translator = UniversalTranslator(enabled=False, language="en")
+
+    assert translator.translate("Files: 3") == "Files: 3"
+
+
+def test_borg_mode_takes_precedence_over_locale():
+    translator = UniversalTranslator(enabled=True, language="sv")
+
+    assert translator.translate("Files: 3") == "Drones: 3"