diff --git a/packages/google_sign_in/google_sign_in_ios/CHANGELOG.md b/packages/google_sign_in/google_sign_in_ios/CHANGELOG.md
index e65a2b3a0dc5..c2f3096fccdf 100644
--- a/packages/google_sign_in/google_sign_in_ios/CHANGELOG.md
+++ b/packages/google_sign_in/google_sign_in_ios/CHANGELOG.md
@@ -1,3 +1,7 @@
+## 6.3.3
+
+* Creates Swift Package Manager target for Swift implementation.
+
 ## 6.3.2
 
 * Updates pigeon dev_dependency to ^27.3.2 for analyzer 14 compatibility.
diff --git a/packages/google_sign_in/google_sign_in_ios/darwin/Tests/GoogleSignInTests.swift b/packages/google_sign_in/google_sign_in_ios/darwin/Tests/GoogleSignInTests.swift
index a862a0ef5876..027ab4a50bfb 100644
--- a/packages/google_sign_in/google_sign_in_ios/darwin/Tests/GoogleSignInTests.swift
+++ b/packages/google_sign_in/google_sign_in_ios/darwin/Tests/GoogleSignInTests.swift
@@ -7,6 +7,10 @@ import Testing
 
 @testable import google_sign_in_ios
 
+#if canImport(google_sign_in_ios_objc)
+  @testable import google_sign_in_ios_objc
+#endif
+
 #if os(OSX)
   import FlutterMacOS
 #else
diff --git a/packages/google_sign_in/google_sign_in_ios/darwin/google_sign_in_ios.podspec b/packages/google_sign_in/google_sign_in_ios/darwin/google_sign_in_ios.podspec
index 9adb77fbe6a5..0664dd087f1f 100644
--- a/packages/google_sign_in/google_sign_in_ios/darwin/google_sign_in_ios.podspec
+++ b/packages/google_sign_in/google_sign_in_ios/darwin/google_sign_in_ios.podspec
@@ -12,8 +12,15 @@ Enables Google Sign-In in Flutter apps.
   s.license          = { :type => 'BSD', :file => '../LICENSE' }
   s.author           = { 'Flutter Team' => 'flutter-dev@googlegroups.com' }
   s.source           = { :http => 'https://github.com/flutter/packages/tree/main/packages/google_sign_in/google_sign_in_ios' }
-  s.source_files = 'google_sign_in_ios/Sources/google_sign_in_ios/**/*.{h,m}'
-  s.public_header_files = 'google_sign_in_ios/Sources/google_sign_in_ios/include/**/*.h'
+  # Combine google_sign_in_ios and google_sign_in_ios_objc sources into a single
+  # pod, unlike SwiftPM, where separate Swift and Objective-C targets are required.
+  s.source_files = 'google_sign_in_ios/Sources/google_sign_in_ios*/**/*.{h,m,swift}'
+  s.public_header_files = 'google_sign_in_ios/Sources/google_sign_in_ios_objc/include/**/*.h'
+  s.swift_version = '5.0'
+  s.xcconfig = {
+    'LIBRARY_SEARCH_PATHS' => '$(TOOLCHAIN_DIR)/usr/lib/swift/$(PLATFORM_NAME)/ $(SDKROOT)/usr/lib/swift',
+    'LD_RUNPATH_SEARCH_PATHS' => '/usr/lib/swift',
+  }
 
   # GTMSessionFetcher is a GoogleSignIn transitive dependency, added here as a
   # direct dependency to ensure a version which defines modules.
@@ -26,10 +33,5 @@ Enables Google Sign-In in Flutter apps.
   s.osx.deployment_target = '10.15'
   s.pod_target_xcconfig = { 'DEFINES_MODULE' => 'YES' }
 
-  # google_sign_in_ios does not contain Swift files. For some reason, there
-  # is a "pod lib lint" warning unless swift_version is set. This seems related to
-  # GoogleSignIn depending a Swift pod (GTMAppAuth).
-  s.swift_version = '5.0'
-
   s.resource_bundles = {'google_sign_in_ios_privacy' => ['google_sign_in_ios/Sources/google_sign_in_ios/Resources/PrivacyInfo.xcprivacy']}
 end
diff --git a/packages/google_sign_in/google_sign_in_ios/darwin/google_sign_in_ios/Package.swift b/packages/google_sign_in/google_sign_in_ios/darwin/google_sign_in_ios/Package.swift
index 7b37176cecb5..260cf7912b22 100644
--- a/packages/google_sign_in/google_sign_in_ios/darwin/google_sign_in_ios/Package.swift
+++ b/packages/google_sign_in/google_sign_in_ios/darwin/google_sign_in_ios/Package.swift
@@ -24,14 +24,21 @@ let package = Package(
     .target(
       name: "google_sign_in_ios",
       dependencies: [
-        .product(name: "GoogleSignIn", package: "GoogleSignIn-iOS")
+        "google_sign_in_ios_objc"
       ],
       resources: [
         .process("Resources")
+      ]
+    ),
+    .target(
+      name: "google_sign_in_ios_objc",
+      dependencies: [
+        .product(name: "GoogleSignIn", package: "GoogleSignIn-iOS")
       ],
+      publicHeadersPath: "include",
       cSettings: [
         .headerSearchPath("include/google_sign_in_ios")
       ]
-    )
+    ),
   ]
 )
diff --git a/packages/google_sign_in/google_sign_in_ios/darwin/google_sign_in_ios/Sources/google_sign_in_ios/Placeholder.swift b/packages/google_sign_in/google_sign_in_ios/darwin/google_sign_in_ios/Sources/google_sign_in_ios/Placeholder.swift
new file mode 100644
index 000000000000..57f91bf8925b
--- /dev/null
+++ b/packages/google_sign_in/google_sign_in_ios/darwin/google_sign_in_ios/Sources/google_sign_in_ios/Placeholder.swift
@@ -0,0 +1,7 @@
+// Copyright 2013 The Flutter Authors
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#if canImport(google_sign_in_ios_objc)
+  @_exported import google_sign_in_ios_objc
+#endif
diff --git a/packages/google_sign_in/google_sign_in_ios/darwin/google_sign_in_ios/Sources/google_sign_in_ios/FLTGoogleSignInPlugin.m b/packages/google_sign_in/google_sign_in_ios/darwin/google_sign_in_ios/Sources/google_sign_in_ios_objc/FLTGoogleSignInPlugin.m
similarity index 100%
rename from packages/google_sign_in/google_sign_in_ios/darwin/google_sign_in_ios/Sources/google_sign_in_ios/FLTGoogleSignInPlugin.m
rename to packages/google_sign_in/google_sign_in_ios/darwin/google_sign_in_ios/Sources/google_sign_in_ios_objc/FLTGoogleSignInPlugin.m
diff --git a/packages/google_sign_in/google_sign_in_ios/darwin/google_sign_in_ios/Sources/google_sign_in_ios/WrapperProtocolImplementations.m b/packages/google_sign_in/google_sign_in_ios/darwin/google_sign_in_ios/Sources/google_sign_in_ios_objc/WrapperProtocolImplementations.m
similarity index 100%
rename from packages/google_sign_in/google_sign_in_ios/darwin/google_sign_in_ios/Sources/google_sign_in_ios/WrapperProtocolImplementations.m
rename to packages/google_sign_in/google_sign_in_ios/darwin/google_sign_in_ios/Sources/google_sign_in_ios_objc/WrapperProtocolImplementations.m
diff --git a/packages/google_sign_in/google_sign_in_ios/darwin/google_sign_in_ios/Sources/google_sign_in_ios/include/google_sign_in_ios/FLTGoogleSignInPlugin.h b/packages/google_sign_in/google_sign_in_ios/darwin/google_sign_in_ios/Sources/google_sign_in_ios_objc/include/google_sign_in_ios/FLTGoogleSignInPlugin.h
similarity index 100%
rename from packages/google_sign_in/google_sign_in_ios/darwin/google_sign_in_ios/Sources/google_sign_in_ios/include/google_sign_in_ios/FLTGoogleSignInPlugin.h
rename to packages/google_sign_in/google_sign_in_ios/darwin/google_sign_in_ios/Sources/google_sign_in_ios_objc/include/google_sign_in_ios/FLTGoogleSignInPlugin.h
diff --git a/packages/google_sign_in/google_sign_in_ios/darwin/google_sign_in_ios/Sources/google_sign_in_ios/include/google_sign_in_ios/FLTGoogleSignInPlugin_Test.h b/packages/google_sign_in/google_sign_in_ios/darwin/google_sign_in_ios/Sources/google_sign_in_ios_objc/include/google_sign_in_ios/FLTGoogleSignInPlugin_Test.h
similarity index 100%
rename from packages/google_sign_in/google_sign_in_ios/darwin/google_sign_in_ios/Sources/google_sign_in_ios/include/google_sign_in_ios/FLTGoogleSignInPlugin_Test.h
rename to packages/google_sign_in/google_sign_in_ios/darwin/google_sign_in_ios/Sources/google_sign_in_ios_objc/include/google_sign_in_ios/FLTGoogleSignInPlugin_Test.h
diff --git a/packages/google_sign_in/google_sign_in_ios/darwin/google_sign_in_ios/Sources/google_sign_in_ios/include/google_sign_in_ios/FSIGoogleSignInProtocols.h b/packages/google_sign_in/google_sign_in_ios/darwin/google_sign_in_ios/Sources/google_sign_in_ios_objc/include/google_sign_in_ios/FSIGoogleSignInProtocols.h
similarity index 100%
rename from packages/google_sign_in/google_sign_in_ios/darwin/google_sign_in_ios/Sources/google_sign_in_ios/include/google_sign_in_ios/FSIGoogleSignInProtocols.h
rename to packages/google_sign_in/google_sign_in_ios/darwin/google_sign_in_ios/Sources/google_sign_in_ios_objc/include/google_sign_in_ios/FSIGoogleSignInProtocols.h
diff --git a/packages/google_sign_in/google_sign_in_ios/darwin/google_sign_in_ios/Sources/google_sign_in_ios/include/google_sign_in_ios/FSIViewProvider.h b/packages/google_sign_in/google_sign_in_ios/darwin/google_sign_in_ios/Sources/google_sign_in_ios_objc/include/google_sign_in_ios/FSIViewProvider.h
similarity index 100%
rename from packages/google_sign_in/google_sign_in_ios/darwin/google_sign_in_ios/Sources/google_sign_in_ios/include/google_sign_in_ios/FSIViewProvider.h
rename to packages/google_sign_in/google_sign_in_ios/darwin/google_sign_in_ios/Sources/google_sign_in_ios_objc/include/google_sign_in_ios/FSIViewProvider.h
diff --git a/packages/google_sign_in/google_sign_in_ios/darwin/google_sign_in_ios/Sources/google_sign_in_ios/include/google_sign_in_ios/WrapperProtocolImplementations.h b/packages/google_sign_in/google_sign_in_ios/darwin/google_sign_in_ios/Sources/google_sign_in_ios_objc/include/google_sign_in_ios/WrapperProtocolImplementations.h
similarity index 100%
rename from packages/google_sign_in/google_sign_in_ios/darwin/google_sign_in_ios/Sources/google_sign_in_ios/include/google_sign_in_ios/WrapperProtocolImplementations.h
rename to packages/google_sign_in/google_sign_in_ios/darwin/google_sign_in_ios/Sources/google_sign_in_ios_objc/include/google_sign_in_ios/WrapperProtocolImplementations.h
diff --git a/packages/google_sign_in/google_sign_in_ios/darwin/google_sign_in_ios/Sources/google_sign_in_ios/include/google_sign_in_ios/messages.g.h b/packages/google_sign_in/google_sign_in_ios/darwin/google_sign_in_ios/Sources/google_sign_in_ios_objc/include/google_sign_in_ios/messages.g.h
similarity index 100%
rename from packages/google_sign_in/google_sign_in_ios/darwin/google_sign_in_ios/Sources/google_sign_in_ios/include/google_sign_in_ios/messages.g.h
rename to packages/google_sign_in/google_sign_in_ios/darwin/google_sign_in_ios/Sources/google_sign_in_ios_objc/include/google_sign_in_ios/messages.g.h
diff --git a/packages/google_sign_in/google_sign_in_ios/darwin/google_sign_in_ios/Sources/google_sign_in_ios/messages.g.m b/packages/google_sign_in/google_sign_in_ios/darwin/google_sign_in_ios/Sources/google_sign_in_ios_objc/messages.g.m
similarity index 100%
rename from packages/google_sign_in/google_sign_in_ios/darwin/google_sign_in_ios/Sources/google_sign_in_ios/messages.g.m
rename to packages/google_sign_in/google_sign_in_ios/darwin/google_sign_in_ios/Sources/google_sign_in_ios_objc/messages.g.m
diff --git a/packages/google_sign_in/google_sign_in_ios/pigeons/messages.dart b/packages/google_sign_in/google_sign_in_ios/pigeons/messages.dart
index 7f636f6d7b55..39770692c23b 100644
--- a/packages/google_sign_in/google_sign_in_ios/pigeons/messages.dart
+++ b/packages/google_sign_in/google_sign_in_ios/pigeons/messages.dart
@@ -8,8 +8,8 @@ import 'package:pigeon/pigeon.dart';
   PigeonOptions(
     dartOut: 'lib/src/messages.g.dart',
     objcHeaderOut:
-        'darwin/google_sign_in_ios/Sources/google_sign_in_ios/include/google_sign_in_ios/messages.g.h',
-    objcSourceOut: 'darwin/google_sign_in_ios/Sources/google_sign_in_ios/messages.g.m',
+        'darwin/google_sign_in_ios/Sources/google_sign_in_ios_objc/include/google_sign_in_ios/messages.g.h',
+    objcSourceOut: 'darwin/google_sign_in_ios/Sources/google_sign_in_ios_objc/messages.g.m',
     objcOptions: ObjcOptions(
       prefix: 'FSI',
       headerIncludePath: './include/google_sign_in_ios/messages.g.h',
diff --git a/packages/google_sign_in/google_sign_in_ios/pubspec.yaml b/packages/google_sign_in/google_sign_in_ios/pubspec.yaml
index 2e0f55e641a4..a7bdb95e8055 100644
--- a/packages/google_sign_in/google_sign_in_ios/pubspec.yaml
+++ b/packages/google_sign_in/google_sign_in_ios/pubspec.yaml
@@ -2,7 +2,7 @@ name: google_sign_in_ios
 description: iOS implementation of the google_sign_in plugin.
 repository: https://github.com/flutter/packages/tree/main/packages/google_sign_in/google_sign_in_ios
 issue_tracker: https://github.com/flutter/flutter/issues?q=is%3Aissue+is%3Aopen+label%3A%22p%3A+google_sign_in%22
-version: 6.3.2
+version: 6.3.3
 
 environment:
   sdk: ^3.10.0