diff --git a/kotlin-native/backend.native/tests/objcexport/coroutines.kt b/kotlin-native/backend.native/tests/objcexport/coroutines.kt
index 3acf45144b7..2e361cc90f4 100644
--- a/kotlin-native/backend.native/tests/objcexport/coroutines.kt
+++ b/kotlin-native/backend.native/tests/objcexport/coroutines.kt
@@ -222,4 +222,25 @@ suspend fun invoke1(block: suspend (Any?) -> Any?, argument: Any?): Any? = block
 fun getKSuspendCallableReference0(): KSuspendFunction0<String> = ::suspendCallableReference0Target
 fun getKSuspendCallableReference1(): KSuspendFunction1<String, String> = ::suspendCallableReference1Target
 
+@Throws(Throwable::class)
+fun startCoroutineUninterceptedOrReturn(fn: suspend () -> Any?, resultHolder: ResultHolder<Any?>) =
+        fn.startCoroutineUninterceptedOrReturn(ResultHolderCompletion(resultHolder))
+
+@Throws(Throwable::class)
+fun startCoroutineUninterceptedOrReturn(fn: suspend Any?.() -> Any?, receiver: Any?, resultHolder: ResultHolder<Any?>) =
+        fn.startCoroutineUninterceptedOrReturn(receiver, ResultHolderCompletion(resultHolder))
+
+@Throws(Throwable::class)
+@Suppress("INVISIBLE_MEMBER")
+fun startCoroutineUninterceptedOrReturn(fn: suspend Any?.(Any?) -> Any?, receiver: Any?, param: Any?, resultHolder: ResultHolder<Any?>) =
+        fn.startCoroutineUninterceptedOrReturn(receiver, param, ResultHolderCompletion(resultHolder))
+
+@Throws(Throwable::class)
+fun createCoroutineUninterceptedAndResume(fn: suspend () -> Any?, resultHolder: ResultHolder<Any?>) =
+        fn.createCoroutine(ResultHolderCompletion(resultHolder)).resume(Unit)
+
+@Throws(Throwable::class)
+fun createCoroutineUninterceptedAndResume(fn: suspend Any?.() -> Any?, receiver: Any?, resultHolder: ResultHolder<Any?>) =
+        fn.createCoroutine(receiver, ResultHolderCompletion(resultHolder)).resume(Unit)
+
 fun gc() = kotlin.native.internal.GC.collect()
diff --git a/kotlin-native/backend.native/tests/objcexport/coroutines.swift b/kotlin-native/backend.native/tests/objcexport/coroutines.swift
index 819e094ba46..7d00f76641d 100644
--- a/kotlin-native/backend.native/tests/objcexport/coroutines.swift
+++ b/kotlin-native/backend.native/tests/objcexport/coroutines.swift
@@ -653,12 +653,69 @@ private func testSuspendFunctionSwiftImpl() throws {
     try assertNil(error)
 }
 
+#if NO_GENERICS
+typealias AnyResultHolder = ResultHolder
+#else
+typealias AnyResultHolder = ResultHolder<AnyObject>
+#endif
+
+private extension AnyResultHolder {
+    func getSuccessfulResult() throws -> Any? {
+        try assertEquals(actual: completed, expected: 1)
+        try assertNil(exception)
+        return result
+    }
+}
+
+// Reported in https://youtrack.jetbrains.com/issue/KT-51043
+private func testSuspendFunction0SwiftImplStartInKotlin() throws {
+    let resultHolder = AnyResultHolder()
+    try CoroutinesKt.startCoroutineUninterceptedOrReturn(fn: SuspendFunction0SwiftImpl(), resultHolder: resultHolder)
+    try assertEquals(actual: resultHolder.getSuccessfulResult() as? String, expected: "Swift")
+}
+
+private func testSuspendFunction1SwiftImplStartInKotlin() throws {
+    let resultHolder = AnyResultHolder()
+    try CoroutinesKt.startCoroutineUninterceptedOrReturn(fn: SuspendFunction1SwiftImpl(), receiver: "receiver", resultHolder: resultHolder)
+    try assertEquals(actual: resultHolder.getSuccessfulResult() as? String, expected: "receiver Swift")
+}
+
+private func testSuspendFunction2SwiftImplStartInKotlin() throws {
+    let resultHolder = AnyResultHolder()
+    try CoroutinesKt.startCoroutineUninterceptedOrReturn(fn: SuspendFunction2SwiftImpl(), receiver: "receiver", param: "param", resultHolder: resultHolder)
+    try assertEquals(actual: resultHolder.getSuccessfulResult() as? String, expected: "receiver param Swift")
+}
+
+private func testSuspendFunction0SwiftImplCreateInKotlin() throws {
+    let resultHolder = AnyResultHolder()
+    try CoroutinesKt.createCoroutineUninterceptedAndResume(fn: SuspendFunction0SwiftImpl(), resultHolder: resultHolder)
+    try assertEquals(actual: resultHolder.getSuccessfulResult() as? String, expected: "Swift")
+}
+
+private func testSuspendFunction1SwiftImplCreateInKotlin() throws {
+    let resultHolder = AnyResultHolder()
+    try CoroutinesKt.createCoroutineUninterceptedAndResume(fn: SuspendFunction1SwiftImpl(), receiver: "receiver", resultHolder: resultHolder)
+    try assertEquals(actual: resultHolder.getSuccessfulResult() as? String, expected: "receiver Swift")
+}
+
+private class SuspendFunction0SwiftImpl : KotlinSuspendFunction0 {
+    func invoke(completionHandler: (Any?, Error?) -> Void) {
+        completionHandler("Swift", nil)
+    }
+}
+
 private class SuspendFunction1SwiftImpl : KotlinSuspendFunction1 {
     func invoke(p1: Any?, completionHandler: (Any?, Error?) -> Void) {
         completionHandler("\(p1 ?? "nil") Swift", nil)
     }
 }
 
+private class SuspendFunction2SwiftImpl : KotlinSuspendFunction2 {
+    func invoke(p1: Any?, p2: Any?, completionHandler: (Any?, Error?) -> Void) {
+        completionHandler("\(p1 ?? "nil") \(p2 ?? "nil") Swift", nil)
+    }
+}
+
 class CoroutinesTests : SimpleTestProvider {
     override init() {
         super.init()
@@ -675,5 +732,10 @@ class CoroutinesTests : SimpleTestProvider {
         test("TestSuspendFunctionType", testSuspendFunctionType)
         test("TestKSuspendFunctionType", testSuspendFunctionType)
         test("TestSuspendFunctionSwiftImpl", testSuspendFunctionSwiftImpl)
+        test("TestSuspendFunction0SwiftImplStartInKotlin", testSuspendFunction0SwiftImplStartInKotlin)
+        test("TestSuspendFunction1SwiftImplStartInKotlin", testSuspendFunction1SwiftImplStartInKotlin)
+        test("TestSuspendFunction2SwiftImplStartInKotlin", testSuspendFunction2SwiftImplStartInKotlin)
+        test("TestSuspendFunction0SwiftImplCreateInKotlin", testSuspendFunction0SwiftImplCreateInKotlin)
+        test("TestSuspendFunction1SwiftImplCreateInKotlin", testSuspendFunction1SwiftImplCreateInKotlin)
     }
 }
diff --git a/kotlin-native/backend.native/tests/objcexport/expectedLazy.h b/kotlin-native/backend.native/tests/objcexport/expectedLazy.h
index e7d55a1d9ea..82c842b7c79 100644
--- a/kotlin-native/backend.native/tests/objcexport/expectedLazy.h
+++ b/kotlin-native/backend.native/tests/objcexport/expectedLazy.h
@@ -382,6 +382,31 @@ __attribute__((swift_name("CoroutinesKt")))
 + (void)invoke1Block:(id<KtKotlinSuspendFunction1>)block argument:(id _Nullable)argument completionHandler:(void (^)(id _Nullable_result, NSError * _Nullable))completionHandler __attribute__((swift_name("invoke1(block:argument:completionHandler:)")));
 + (id<KtKotlinKSuspendFunction0>)getKSuspendCallableReference0 __attribute__((swift_name("getKSuspendCallableReference0()")));
 + (id<KtKotlinKSuspendFunction1>)getKSuspendCallableReference1 __attribute__((swift_name("getKSuspendCallableReference1()")));
+
+/**
+ * @note This method converts all Kotlin exceptions to errors.
+*/
++ (id _Nullable)startCoroutineUninterceptedOrReturnFn:(id<KtKotlinSuspendFunction0>)fn resultHolder:(KtResultHolder<id> *)resultHolder error:(NSError * _Nullable * _Nullable)error __attribute__((swift_name("startCoroutineUninterceptedOrReturn(fn:resultHolder:)"))) __attribute__((swift_error(nonnull_error)));
+
+/**
+ * @note This method converts all Kotlin exceptions to errors.
+*/
++ (id _Nullable)startCoroutineUninterceptedOrReturnFn:(id<KtKotlinSuspendFunction1>)fn receiver:(id _Nullable)receiver resultHolder:(KtResultHolder<id> *)resultHolder error:(NSError * _Nullable * _Nullable)error __attribute__((swift_name("startCoroutineUninterceptedOrReturn(fn:receiver:resultHolder:)"))) __attribute__((swift_error(nonnull_error)));
+
+/**
+ * @note This method converts all Kotlin exceptions to errors.
+*/
++ (id _Nullable)startCoroutineUninterceptedOrReturnFn:(id<KtKotlinSuspendFunction2>)fn receiver:(id _Nullable)receiver param:(id _Nullable)param resultHolder:(KtResultHolder<id> *)resultHolder error:(NSError * _Nullable * _Nullable)error __attribute__((swift_name("startCoroutineUninterceptedOrReturn(fn:receiver:param:resultHolder:)"))) __attribute__((swift_error(nonnull_error)));
+
+/**
+ * @note This method converts all Kotlin exceptions to errors.
+*/
++ (BOOL)createCoroutineUninterceptedAndResumeFn:(id<KtKotlinSuspendFunction0>)fn resultHolder:(KtResultHolder<id> *)resultHolder error:(NSError * _Nullable * _Nullable)error __attribute__((swift_name("createCoroutineUninterceptedAndResume(fn:resultHolder:)")));
+
+/**
+ * @note This method converts all Kotlin exceptions to errors.
+*/
++ (BOOL)createCoroutineUninterceptedAndResumeFn:(id<KtKotlinSuspendFunction1>)fn receiver:(id _Nullable)receiver resultHolder:(KtResultHolder<id> *)resultHolder error:(NSError * _Nullable * _Nullable)error __attribute__((swift_name("createCoroutineUninterceptedAndResume(fn:receiver:resultHolder:)")));
 + (void)gc __attribute__((swift_name("gc()")));
 @end
 
diff --git a/kotlin-native/backend.native/tests/objcexport/expectedLazyLegacySuspendUnit.h b/kotlin-native/backend.native/tests/objcexport/expectedLazyLegacySuspendUnit.h
index b6ef75db3be..5c1cc063616 100644
--- a/kotlin-native/backend.native/tests/objcexport/expectedLazyLegacySuspendUnit.h
+++ b/kotlin-native/backend.native/tests/objcexport/expectedLazyLegacySuspendUnit.h
@@ -382,6 +382,31 @@ __attribute__((swift_name("CoroutinesKt")))
 + (void)invoke1Block:(id<KtKotlinSuspendFunction1>)block argument:(id _Nullable)argument completionHandler:(void (^)(id _Nullable_result, NSError * _Nullable))completionHandler __attribute__((swift_name("invoke1(block:argument:completionHandler:)")));
 + (id<KtKotlinKSuspendFunction0>)getKSuspendCallableReference0 __attribute__((swift_name("getKSuspendCallableReference0()")));
 + (id<KtKotlinKSuspendFunction1>)getKSuspendCallableReference1 __attribute__((swift_name("getKSuspendCallableReference1()")));
+
+/**
+ * @note This method converts all Kotlin exceptions to errors.
+*/
++ (id _Nullable)startCoroutineUninterceptedOrReturnFn:(id<KtKotlinSuspendFunction0>)fn resultHolder:(KtResultHolder<id> *)resultHolder error:(NSError * _Nullable * _Nullable)error __attribute__((swift_name("startCoroutineUninterceptedOrReturn(fn:resultHolder:)"))) __attribute__((swift_error(nonnull_error)));
+
+/**
+ * @note This method converts all Kotlin exceptions to errors.
+*/
++ (id _Nullable)startCoroutineUninterceptedOrReturnFn:(id<KtKotlinSuspendFunction1>)fn receiver:(id _Nullable)receiver resultHolder:(KtResultHolder<id> *)resultHolder error:(NSError * _Nullable * _Nullable)error __attribute__((swift_name("startCoroutineUninterceptedOrReturn(fn:receiver:resultHolder:)"))) __attribute__((swift_error(nonnull_error)));
+
+/**
+ * @note This method converts all Kotlin exceptions to errors.
+*/
++ (id _Nullable)startCoroutineUninterceptedOrReturnFn:(id<KtKotlinSuspendFunction2>)fn receiver:(id _Nullable)receiver param:(id _Nullable)param resultHolder:(KtResultHolder<id> *)resultHolder error:(NSError * _Nullable * _Nullable)error __attribute__((swift_name("startCoroutineUninterceptedOrReturn(fn:receiver:param:resultHolder:)"))) __attribute__((swift_error(nonnull_error)));
+
+/**
+ * @note This method converts all Kotlin exceptions to errors.
+*/
++ (BOOL)createCoroutineUninterceptedAndResumeFn:(id<KtKotlinSuspendFunction0>)fn resultHolder:(KtResultHolder<id> *)resultHolder error:(NSError * _Nullable * _Nullable)error __attribute__((swift_name("createCoroutineUninterceptedAndResume(fn:resultHolder:)")));
+
+/**
+ * @note This method converts all Kotlin exceptions to errors.
+*/
++ (BOOL)createCoroutineUninterceptedAndResumeFn:(id<KtKotlinSuspendFunction1>)fn receiver:(id _Nullable)receiver resultHolder:(KtResultHolder<id> *)resultHolder error:(NSError * _Nullable * _Nullable)error __attribute__((swift_name("createCoroutineUninterceptedAndResume(fn:receiver:resultHolder:)")));
 + (void)gc __attribute__((swift_name("gc()")));
 @end
 
diff --git a/kotlin-native/backend.native/tests/objcexport/expectedLazyNoGenerics.h b/kotlin-native/backend.native/tests/objcexport/expectedLazyNoGenerics.h
index ad94862b71d..83faf80c6b7 100644
--- a/kotlin-native/backend.native/tests/objcexport/expectedLazyNoGenerics.h
+++ b/kotlin-native/backend.native/tests/objcexport/expectedLazyNoGenerics.h
@@ -382,6 +382,31 @@ __attribute__((swift_name("CoroutinesKt")))
 + (void)invoke1Block:(id<KtKotlinSuspendFunction1>)block argument:(id _Nullable)argument completionHandler:(void (^)(id _Nullable_result, NSError * _Nullable))completionHandler __attribute__((swift_name("invoke1(block:argument:completionHandler:)")));
 + (id<KtKotlinKSuspendFunction0>)getKSuspendCallableReference0 __attribute__((swift_name("getKSuspendCallableReference0()")));
 + (id<KtKotlinKSuspendFunction1>)getKSuspendCallableReference1 __attribute__((swift_name("getKSuspendCallableReference1()")));
+
+/**
+ * @note This method converts all Kotlin exceptions to errors.
+*/
++ (id _Nullable)startCoroutineUninterceptedOrReturnFn:(id<KtKotlinSuspendFunction0>)fn resultHolder:(KtResultHolder *)resultHolder error:(NSError * _Nullable * _Nullable)error __attribute__((swift_name("startCoroutineUninterceptedOrReturn(fn:resultHolder:)"))) __attribute__((swift_error(nonnull_error)));
+
+/**
+ * @note This method converts all Kotlin exceptions to errors.
+*/
++ (id _Nullable)startCoroutineUninterceptedOrReturnFn:(id<KtKotlinSuspendFunction1>)fn receiver:(id _Nullable)receiver resultHolder:(KtResultHolder *)resultHolder error:(NSError * _Nullable * _Nullable)error __attribute__((swift_name("startCoroutineUninterceptedOrReturn(fn:receiver:resultHolder:)"))) __attribute__((swift_error(nonnull_error)));
+
+/**
+ * @note This method converts all Kotlin exceptions to errors.
+*/
++ (id _Nullable)startCoroutineUninterceptedOrReturnFn:(id<KtKotlinSuspendFunction2>)fn receiver:(id _Nullable)receiver param:(id _Nullable)param resultHolder:(KtResultHolder *)resultHolder error:(NSError * _Nullable * _Nullable)error __attribute__((swift_name("startCoroutineUninterceptedOrReturn(fn:receiver:param:resultHolder:)"))) __attribute__((swift_error(nonnull_error)));
+
+/**
+ * @note This method converts all Kotlin exceptions to errors.
+*/
++ (BOOL)createCoroutineUninterceptedAndResumeFn:(id<KtKotlinSuspendFunction0>)fn resultHolder:(KtResultHolder *)resultHolder error:(NSError * _Nullable * _Nullable)error __attribute__((swift_name("createCoroutineUninterceptedAndResume(fn:resultHolder:)")));
+
+/**
+ * @note This method converts all Kotlin exceptions to errors.
+*/
++ (BOOL)createCoroutineUninterceptedAndResumeFn:(id<KtKotlinSuspendFunction1>)fn receiver:(id _Nullable)receiver resultHolder:(KtResultHolder *)resultHolder error:(NSError * _Nullable * _Nullable)error __attribute__((swift_name("createCoroutineUninterceptedAndResume(fn:receiver:resultHolder:)")));
 + (void)gc __attribute__((swift_name("gc()")));
 @end
 
diff --git a/kotlin-native/runtime/src/main/kotlin/kotlin/coroutines/intrinsics/IntrinsicsNative.kt b/kotlin-native/runtime/src/main/kotlin/kotlin/coroutines/intrinsics/IntrinsicsNative.kt
index a9c88b5e08d..ef48e866700 100644
--- a/kotlin-native/runtime/src/main/kotlin/kotlin/coroutines/intrinsics/IntrinsicsNative.kt
+++ b/kotlin-native/runtime/src/main/kotlin/kotlin/coroutines/intrinsics/IntrinsicsNative.kt
@@ -25,7 +25,25 @@ import kotlin.native.internal.*
 @kotlin.internal.InlineOnly
 public actual inline fun <T> (suspend () -> T).startCoroutineUninterceptedOrReturn(
         completion: Continuation<T>
-): Any? = (this as Function1<Continuation<T>, Any?>).invoke(completion)
+): Any? {
+    val function = this as? Function1<Continuation<T>, Any?>
+    return if (function != null)
+        function.invoke(completion)
+    else
+        startCoroutineUninterceptedOrReturnFallback(this, completion)
+}
+
+@Suppress("UNCHECKED_CAST")
+@PublishedApi
+internal fun <T> startCoroutineUninterceptedOrReturnFallback(
+        function: suspend () -> T,
+        completion: Continuation<T>
+): Any? {
+    // Unlike `function`, `wrapper` class is generated and lowered entirely by Kotlin compiler,
+    // so the cast below will succeed.
+    val wrapper: suspend () -> T = { function() }
+    return (wrapper as Function1<Continuation<T>, Any?>).invoke(completion)
+}
 
 /**
  * Starts an unintercepted coroutine with receiver type [R] and result type [T] and executes it until its first suspension.
@@ -44,7 +62,26 @@ public actual inline fun <T> (suspend () -> T).startCoroutineUninterceptedOrRetu
 public actual inline fun <R, T> (suspend R.() -> T).startCoroutineUninterceptedOrReturn(
         receiver: R,
         completion: Continuation<T>
-): Any? = (this as Function2<R, Continuation<T>, Any?>).invoke(receiver, completion)
+): Any? {
+    val function = this as? Function2<R, Continuation<T>, Any?>
+    return if (function != null)
+        function.invoke(receiver, completion)
+    else
+        startCoroutineUninterceptedOrReturnFallback(this, receiver, completion)
+}
+
+@Suppress("UNCHECKED_CAST")
+@PublishedApi
+internal fun <R, T> startCoroutineUninterceptedOrReturnFallback(
+        function: suspend R.() -> T,
+        receiver: R,
+        completion: Continuation<T>
+): Any? {
+    // Unlike `function`, `wrapper` class is generated and lowered entirely by Kotlin compiler,
+    // so the cast below will succeed.
+    val wrapper: suspend R.() -> T = { this.function() }
+    return (wrapper as Function2<R, Continuation<T>, Any?>).invoke(receiver, completion)
+}
 
 @Suppress("UNCHECKED_CAST")
 @kotlin.internal.InlineOnly
@@ -52,7 +89,26 @@ internal actual inline fun <R, P, T> (suspend R.(P) -> T).startCoroutineUninterc
         receiver: R,
         param: P,
         completion: Continuation<T>
-): Any? = (this as Function3<R, P, Continuation<T>, Any?>).invoke(receiver, param, completion)
+): Any? {
+    val function = this as? Function3<R, P, Continuation<T>, Any?>
+    return if (function != null)
+        function.invoke(receiver, param, completion)
+    else
+        startCoroutineUninterceptedOrReturnFallback(this, receiver, param, completion)
+}
+
+@Suppress("UNCHECKED_CAST")
+internal fun <R, P, T> startCoroutineUninterceptedOrReturnFallback(
+        function: suspend R.(P) -> T,
+        receiver: R,
+        param: P,
+        completion: Continuation<T>
+): Any? {
+    // Unlike `function`, `wrapper` class is generated and lowered entirely by Kotlin compiler,
+    // so the cast below will succeed.
+    val wrapper: suspend R.(P) -> T = { this.function(it) }
+    return (wrapper as Function3<R, P, Continuation<T>, Any?>).invoke(receiver, param, completion)
+}
 
 private object CoroutineSuspendedMarker