diff --git a/CHANGELOG.md b/CHANGELOG.md
index 7e635525..a6dec01f 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,6 +2,10 @@
 
 ## Unreleased
 
+### Features
+
+- Add `sendDefaultPii` option ([#377](https://github.com/getsentry/sentry-kotlin-multiplatform/pull/377))
+
 ### Dependencies
 
 - Bump Java SDK from v8.8.0 to v8.9.0 ([#375](https://github.com/getsentry/sentry-kotlin-multiplatform/pull/375))
@@ -10,7 +14,7 @@
 
 ## 0.12.0
 
-### Feature
+### Features
 
 - Move replay options out of experimental ([#367](https://github.com/getsentry/sentry-kotlin-multiplatform/pull/367))
   - You can now access the replay options via `options.sessionReplay`
diff --git a/sentry-kotlin-multiplatform/api/android/sentry-kotlin-multiplatform.api b/sentry-kotlin-multiplatform/api/android/sentry-kotlin-multiplatform.api
index e479b79a..cab31bff 100644
--- a/sentry-kotlin-multiplatform/api/android/sentry-kotlin-multiplatform.api
+++ b/sentry-kotlin-multiplatform/api/android/sentry-kotlin-multiplatform.api
@@ -185,6 +185,7 @@ public class io/sentry/kotlin/multiplatform/SentryOptions {
 	public final fun getRelease ()Ljava/lang/String;
 	public final fun getSampleRate ()Ljava/lang/Double;
 	public final fun getSdk ()Lio/sentry/kotlin/multiplatform/protocol/SdkVersion;
+	public final fun getSendDefaultPii ()Z
 	public final fun getSessionReplay ()Lio/sentry/kotlin/multiplatform/SentryReplayOptions;
 	public final fun getSessionTrackingIntervalMillis ()J
 	public final fun getTracesSampleRate ()Ljava/lang/Double;
@@ -214,6 +215,7 @@ public class io/sentry/kotlin/multiplatform/SentryOptions {
 	public final fun setRelease (Ljava/lang/String;)V
 	public final fun setSampleRate (Ljava/lang/Double;)V
 	public final fun setSdk (Lio/sentry/kotlin/multiplatform/protocol/SdkVersion;)V
+	public final fun setSendDefaultPii (Z)V
 	public final fun setSessionReplay (Lio/sentry/kotlin/multiplatform/SentryReplayOptions;)V
 	public final fun setSessionTrackingIntervalMillis (J)V
 	public final fun setTracesSampleRate (Ljava/lang/Double;)V
diff --git a/sentry-kotlin-multiplatform/api/jvm/sentry-kotlin-multiplatform.api b/sentry-kotlin-multiplatform/api/jvm/sentry-kotlin-multiplatform.api
index e0779801..d122843d 100644
--- a/sentry-kotlin-multiplatform/api/jvm/sentry-kotlin-multiplatform.api
+++ b/sentry-kotlin-multiplatform/api/jvm/sentry-kotlin-multiplatform.api
@@ -182,6 +182,7 @@ public class io/sentry/kotlin/multiplatform/SentryOptions {
 	public final fun getRelease ()Ljava/lang/String;
 	public final fun getSampleRate ()Ljava/lang/Double;
 	public final fun getSdk ()Lio/sentry/kotlin/multiplatform/protocol/SdkVersion;
+	public final fun getSendDefaultPii ()Z
 	public final fun getSessionReplay ()Lio/sentry/kotlin/multiplatform/SentryReplayOptions;
 	public final fun getSessionTrackingIntervalMillis ()J
 	public final fun getTracesSampleRate ()Ljava/lang/Double;
@@ -211,6 +212,7 @@ public class io/sentry/kotlin/multiplatform/SentryOptions {
 	public final fun setRelease (Ljava/lang/String;)V
 	public final fun setSampleRate (Ljava/lang/Double;)V
 	public final fun setSdk (Lio/sentry/kotlin/multiplatform/protocol/SdkVersion;)V
+	public final fun setSendDefaultPii (Z)V
 	public final fun setSessionReplay (Lio/sentry/kotlin/multiplatform/SentryReplayOptions;)V
 	public final fun setSessionTrackingIntervalMillis (J)V
 	public final fun setTracesSampleRate (Ljava/lang/Double;)V
diff --git a/sentry-kotlin-multiplatform/src/androidUnitTest/kotlin/io/sentry/kotlin/multiplatform/PlatformOptions.android.kt b/sentry-kotlin-multiplatform/src/androidUnitTest/kotlin/io/sentry/kotlin/multiplatform/PlatformOptions.android.kt
index 02a7e439..76e6cc57 100644
--- a/sentry-kotlin-multiplatform/src/androidUnitTest/kotlin/io/sentry/kotlin/multiplatform/PlatformOptions.android.kt
+++ b/sentry-kotlin-multiplatform/src/androidUnitTest/kotlin/io/sentry/kotlin/multiplatform/PlatformOptions.android.kt
@@ -73,6 +73,9 @@ class SentryAndroidOptionsWrapper(private val androidOptions: SentryAndroidOptio
     override val sessionReplay: AndroidSentryReplayOptions
         get() = androidOptions.sessionReplay
 
+    override val sendDefaultPii: Boolean
+        get() = androidOptions.isSendDefaultPii
+
     override fun applyFromOptions(options: SentryOptions) {
         options.toAndroidSentryOptionsCallback().invoke(androidOptions)
     }
diff --git a/sentry-kotlin-multiplatform/src/appleMain/kotlin/io/sentry/kotlin/multiplatform/extensions/SentryOptionsExtensions.apple.kt b/sentry-kotlin-multiplatform/src/appleMain/kotlin/io/sentry/kotlin/multiplatform/extensions/SentryOptionsExtensions.apple.kt
index d7c488a0..77ce7d0c 100644
--- a/sentry-kotlin-multiplatform/src/appleMain/kotlin/io/sentry/kotlin/multiplatform/extensions/SentryOptionsExtensions.apple.kt
+++ b/sentry-kotlin-multiplatform/src/appleMain/kotlin/io/sentry/kotlin/multiplatform/extensions/SentryOptionsExtensions.apple.kt
@@ -23,6 +23,7 @@ internal fun CocoaSentryOptions.applyCocoaBaseOptions(kmpOptions: SentryOptions)
     kmpOptions.environment?.let {
         cocoaOptions.environment = it
     }
+    cocoaOptions.sendDefaultPii = kmpOptions.sendDefaultPii
     cocoaOptions.releaseName = kmpOptions.release
     cocoaOptions.debug = kmpOptions.debug
     cocoaOptions.sessionTrackingIntervalMillis = kmpOptions.sessionTrackingIntervalMillis.convert()
diff --git a/sentry-kotlin-multiplatform/src/appleTest/kotlin/io/sentry/kotlin/multiplatform/PlatformOptions.apple.kt b/sentry-kotlin-multiplatform/src/appleTest/kotlin/io/sentry/kotlin/multiplatform/PlatformOptions.apple.kt
index 5c9891d7..47bcd12f 100644
--- a/sentry-kotlin-multiplatform/src/appleTest/kotlin/io/sentry/kotlin/multiplatform/PlatformOptions.apple.kt
+++ b/sentry-kotlin-multiplatform/src/appleTest/kotlin/io/sentry/kotlin/multiplatform/PlatformOptions.apple.kt
@@ -54,6 +54,9 @@ open class SentryAppleOptionsWrapper(private val cocoaOptions: CocoaSentryOption
     override val diagnosticLevel: SentryLevel
         get() = cocoaOptions.diagnosticLevel.toKmpSentryLevel()!!
 
+    override val sendDefaultPii: Boolean
+        get() = cocoaOptions.sendDefaultPii
+
     override fun applyFromOptions(options: SentryOptions) {
         options.toCocoaOptionsConfiguration().invoke(cocoaOptions)
     }
diff --git a/sentry-kotlin-multiplatform/src/commonJvmMain/kotlin/io/sentry/kotlin/multiplatform/extensions/SentryOptionsExtensions.jvm.kt b/sentry-kotlin-multiplatform/src/commonJvmMain/kotlin/io/sentry/kotlin/multiplatform/extensions/SentryOptionsExtensions.jvm.kt
index 2f42adac..2caf8d6e 100644
--- a/sentry-kotlin-multiplatform/src/commonJvmMain/kotlin/io/sentry/kotlin/multiplatform/extensions/SentryOptionsExtensions.jvm.kt
+++ b/sentry-kotlin-multiplatform/src/commonJvmMain/kotlin/io/sentry/kotlin/multiplatform/extensions/SentryOptionsExtensions.jvm.kt
@@ -23,6 +23,7 @@ internal fun JvmSentryOptions.applyJvmBaseOptions(kmpOptions: SentryOptions) {
     jvmOptions.isAttachStacktrace = kmpOptions.attachStackTrace
     jvmOptions.dist = kmpOptions.dist
     jvmOptions.environment = kmpOptions.environment
+    jvmOptions.isSendDefaultPii = kmpOptions.sendDefaultPii
     jvmOptions.release = kmpOptions.release
     jvmOptions.isDebug = kmpOptions.debug
     jvmOptions.sessionTrackingIntervalMillis = kmpOptions.sessionTrackingIntervalMillis
diff --git a/sentry-kotlin-multiplatform/src/commonMain/kotlin/io/sentry/kotlin/multiplatform/SentryOptions.kt b/sentry-kotlin-multiplatform/src/commonMain/kotlin/io/sentry/kotlin/multiplatform/SentryOptions.kt
index 9f59f3a9..124fa0d3 100644
--- a/sentry-kotlin-multiplatform/src/commonMain/kotlin/io/sentry/kotlin/multiplatform/SentryOptions.kt
+++ b/sentry-kotlin-multiplatform/src/commonMain/kotlin/io/sentry/kotlin/multiplatform/SentryOptions.kt
@@ -191,6 +191,19 @@ public open class SentryOptions {
      */
     public var sessionReplay: SentryReplayOptions = SentryReplayOptions()
 
+    /**
+     * If this flag is enabled, certain personally identifiable information (PII) is added by active integrations.
+     * Among other things, enabling this will enable automatic IP address collection on events.
+     *
+     * If you enable this option, be sure to manually remove what you don't want to send using
+     * our features for managing sensitive data.
+     *
+     * For further details, refer to the documentation in the respective native SDKs:
+     * - [Cocoa](https://docs.sentry.io/platforms/apple/data-management/data-collected/)
+     * - [Android](https://docs.sentry.io/platforms/android/data-management/data-collected/)
+     */
+    public var sendDefaultPii: Boolean = false
+
     /**
      * Experimental options for new features, these options are going to be promoted to SentryOptions
      * before GA.
diff --git a/sentry-kotlin-multiplatform/src/commonTest/kotlin/io/sentry/kotlin/multiplatform/PlatformOptions.kt b/sentry-kotlin-multiplatform/src/commonTest/kotlin/io/sentry/kotlin/multiplatform/PlatformOptions.kt
index b89952f9..c34aa6ba 100644
--- a/sentry-kotlin-multiplatform/src/commonTest/kotlin/io/sentry/kotlin/multiplatform/PlatformOptions.kt
+++ b/sentry-kotlin-multiplatform/src/commonTest/kotlin/io/sentry/kotlin/multiplatform/PlatformOptions.kt
@@ -14,6 +14,7 @@ interface CommonPlatformOptions {
     val maxAttachmentSize: Long
     val sampleRate: Double?
     val tracesSampleRate: Double?
+    val sendDefaultPii: Boolean
 
     fun applyFromOptions(options: SentryOptions)
 }
diff --git a/sentry-kotlin-multiplatform/src/commonTest/kotlin/io/sentry/kotlin/multiplatform/SentryOptionsTest.kt b/sentry-kotlin-multiplatform/src/commonTest/kotlin/io/sentry/kotlin/multiplatform/SentryOptionsTest.kt
index 40b7b431..2bb260f3 100644
--- a/sentry-kotlin-multiplatform/src/commonTest/kotlin/io/sentry/kotlin/multiplatform/SentryOptionsTest.kt
+++ b/sentry-kotlin-multiplatform/src/commonTest/kotlin/io/sentry/kotlin/multiplatform/SentryOptionsTest.kt
@@ -133,6 +133,7 @@ class SentryOptionsTest : BaseSentryTest() {
         assertTrue(options.sessionReplay.maskAllImages)
         assertEquals(SentryReplayOptions.Quality.MEDIUM, options.sessionReplay.quality)
         assertTrue(options.enableWatchdogTerminationTracking)
+        assertFalse(options.sendDefaultPii)
     }
 
     @Test
@@ -163,6 +164,7 @@ class SentryOptionsTest : BaseSentryTest() {
             sessionReplay.maskAllText = false
             sessionReplay.maskAllImages = false
             sessionReplay.quality = SentryReplayOptions.Quality.LOW
+            sendDefaultPii = true
         }
 
         val platformOptions = createPlatformOptions()
diff --git a/sentry-kotlin-multiplatform/src/jvmTest/kotlin/io/sentry/kotlin/multiplatform/PlatformOptions.jvm.kt b/sentry-kotlin-multiplatform/src/jvmTest/kotlin/io/sentry/kotlin/multiplatform/PlatformOptions.jvm.kt
index 7a3afecf..48eac5a8 100644
--- a/sentry-kotlin-multiplatform/src/jvmTest/kotlin/io/sentry/kotlin/multiplatform/PlatformOptions.jvm.kt
+++ b/sentry-kotlin-multiplatform/src/jvmTest/kotlin/io/sentry/kotlin/multiplatform/PlatformOptions.jvm.kt
@@ -46,6 +46,9 @@ class SentryJvmOptionsWrapper(private val jvmOptions: JvmSentryOptions) : Platfo
     override val diagnosticLevel: SentryLevel
         get() = jvmOptions.diagnosticLevel.toKmpSentryLevel()!!
 
+    override val sendDefaultPii: Boolean
+        get() = jvmOptions.isSendDefaultPii
+
     override fun applyFromOptions(options: SentryOptions) {
         options.toJvmSentryOptionsCallback().invoke(jvmOptions)
     }