diff --git a/rb/lib/selenium/webdriver/remote/bridge.rb b/rb/lib/selenium/webdriver/remote/bridge.rb
index d36b0cf3e66dc..0715f1b8261a1 100644
--- a/rb/lib/selenium/webdriver/remote/bridge.rb
+++ b/rb/lib/selenium/webdriver/remote/bridge.rb
@@ -385,6 +385,8 @@ def add_cookie(cookie)
         end
 
         def delete_cookie(name)
+          raise ArgumentError, 'Cookie name cannot be null or empty' if name.nil? || name.strip.empty?
+
           execute :delete_cookie, name: name
         end
 
diff --git a/rb/spec/integration/selenium/webdriver/manager_spec.rb b/rb/spec/integration/selenium/webdriver/manager_spec.rb
index d8d9d791ddc74..b42e9256e6c5f 100644
--- a/rb/spec/integration/selenium/webdriver/manager_spec.rb
+++ b/rb/spec/integration/selenium/webdriver/manager_spec.rb
@@ -253,6 +253,16 @@ module WebDriver
           expect { driver.manage.cookie_named('non-existent') }
             .to raise_exception(Error::NoSuchCookieError)
         end
+
+        it 'throws an error when cookie name is an empty string' do
+          expect { driver.manage.delete_cookie('') }
+            .to raise_error(ArgumentError, /Cookie name cannot be null or empty/)
+        end
+
+        it 'throws an error when cookie name is nil' do
+          expect { driver.manage.delete_cookie(nil) }
+            .to raise_error(ArgumentError, /Cookie name cannot be null or empty/)
+        end
       end
     end # Options
   end # WebDriver