diff --git a/regexes.yaml b/regexes.yaml
index e6855d5e..e753443e 100644
--- a/regexes.yaml
+++ b/regexes.yaml
@@ -1033,6 +1033,9 @@ user_agent_parsers:
   - regex: 'SerenityOS'
     family_replacement: 'SerenityOS Browser'
 
+  # MullvadBrowser (https://mullvad.net/en/browser)
+  - regex: '(MullvadBrowser)/(\d+)(?:\.(\d+)|)(?:\.(\d+)|)'
+
 os_parsers:
   ##########
   # HbbTV vendors
diff --git a/tests/test_ua.yaml b/tests/test_ua.yaml
index 82edc67c..7e48b64f 100644
--- a/tests/test_ua.yaml
+++ b/tests/test_ua.yaml
@@ -8692,4 +8692,10 @@ test_cases:
     family: 'Ecosia Android'
     major: '101'
     minor: '0'
-    patch: '4951'
\ No newline at end of file
+    patch: '4951'
+
+  - user_agent_string: 'Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:102.0) Gecko/20100101 MullvadBrowser/102.13.0'
+    family: 'MullvadBrowser'
+    major: '102'
+    minor: '13'
+    patch: '0'