diff --git a/spring-boot-project/spring-boot-autoconfigure/src/main/java/org/springframework/boot/autoconfigure/graphql/GraphQlAutoConfiguration.java b/spring-boot-project/spring-boot-autoconfigure/src/main/java/org/springframework/boot/autoconfigure/graphql/GraphQlAutoConfiguration.java
index 886e597a522..85d5c5e9ddb 100644
--- a/spring-boot-project/spring-boot-autoconfigure/src/main/java/org/springframework/boot/autoconfigure/graphql/GraphQlAutoConfiguration.java
+++ b/spring-boot-project/spring-boot-autoconfigure/src/main/java/org/springframework/boot/autoconfigure/graphql/GraphQlAutoConfiguration.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2012-2023 the original author or authors.
+ * Copyright 2012-2024 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -66,6 +66,7 @@ import org.springframework.graphql.execution.DefaultExecutionGraphQlService;
 import org.springframework.graphql.execution.GraphQlSource;
 import org.springframework.graphql.execution.RuntimeWiringConfigurer;
 import org.springframework.graphql.execution.SubscriptionExceptionResolver;
+import org.springframework.graphql.execution.TypeDefinitionConfigurer;
 
 /**
  * {@link EnableAutoConfiguration Auto-configuration} for creating a Spring GraphQL base
@@ -95,7 +96,8 @@ public class GraphQlAutoConfiguration {
 			ObjectProvider<DataFetcherExceptionResolver> exceptionResolvers,
 			ObjectProvider<SubscriptionExceptionResolver> subscriptionExceptionResolvers,
 			ObjectProvider<Instrumentation> instrumentations, ObjectProvider<RuntimeWiringConfigurer> wiringConfigurers,
-			ObjectProvider<GraphQlSourceBuilderCustomizer> sourceCustomizers) {
+			ObjectProvider<GraphQlSourceBuilderCustomizer> sourceCustomizers,
+			ObjectProvider<TypeDefinitionConfigurer> typeDefinitionConfigurers) {
 		String[] schemaLocations = properties.getSchema().getLocations();
 		Resource[] schemaResources = resolveSchemaResources(resourcePatternResolver, schemaLocations,
 				properties.getSchema().getFileExtensions());
@@ -110,6 +112,7 @@ public class GraphQlAutoConfiguration {
 		if (!properties.getSchema().getIntrospection().isEnabled()) {
 			builder.configureRuntimeWiring(this::enableIntrospection);
 		}
+		typeDefinitionConfigurers.forEach(builder::configureTypeDefinitions);
 		builder.configureTypeDefinitions(new ConnectionTypeDefinitionConfigurer());
 		wiringConfigurers.orderedStream().forEach(builder::configureRuntimeWiring);
 		sourceCustomizers.orderedStream().forEach((customizer) -> customizer.customize(builder));
diff --git a/spring-boot-project/spring-boot-autoconfigure/src/test/java/org/springframework/boot/autoconfigure/graphql/GraphQlAutoConfigurationTests.java b/spring-boot-project/spring-boot-autoconfigure/src/test/java/org/springframework/boot/autoconfigure/graphql/GraphQlAutoConfigurationTests.java
index dd0f97c7a4a..8b121538210 100644
--- a/spring-boot-project/spring-boot-autoconfigure/src/test/java/org/springframework/boot/autoconfigure/graphql/GraphQlAutoConfigurationTests.java
+++ b/spring-boot-project/spring-boot-autoconfigure/src/test/java/org/springframework/boot/autoconfigure/graphql/GraphQlAutoConfigurationTests.java
@@ -26,6 +26,7 @@ import graphql.schema.GraphQLObjectType;
 import graphql.schema.GraphQLOutputType;
 import graphql.schema.GraphQLSchema;
 import graphql.schema.idl.RuntimeWiring;
+import graphql.schema.idl.TypeDefinitionRegistry;
 import graphql.schema.visibility.DefaultGraphqlFieldVisibility;
 import graphql.schema.visibility.NoIntrospectionGraphqlFieldVisibility;
 import org.assertj.core.api.InstanceOfAssertFactories;
@@ -52,6 +53,7 @@ import org.springframework.graphql.execution.DataFetcherExceptionResolver;
 import org.springframework.graphql.execution.DataLoaderRegistrar;
 import org.springframework.graphql.execution.GraphQlSource;
 import org.springframework.graphql.execution.RuntimeWiringConfigurer;
+import org.springframework.graphql.execution.TypeDefinitionConfigurer;
 
 import static org.assertj.core.api.Assertions.assertThat;
 import static org.mockito.Mockito.mock;
@@ -222,6 +224,14 @@ class GraphQlAutoConfigurationTests {
 		});
 	}
 
+	@Test
+	void shouldUseCustomTypeDefinitionConfigurerWhenDefined() {
+		this.contextRunner.withUserConfiguration(CustomTypeDefinitionConfigurer.class).run((context) -> {
+			TestTypeDefinitionConfigurer configurer = context.getBean(TestTypeDefinitionConfigurer.class);
+			assertThat(configurer.applied).isTrue();
+		});
+	}
+
 	@Test
 	void whenApplicationTaskExecutorIsDefinedThenAnnotatedControllerConfigurerShouldUseIt() {
 		this.contextRunner.withConfiguration(AutoConfigurations.of(TaskExecutionAutoConfiguration.class))
@@ -337,4 +347,25 @@ class GraphQlAutoConfigurationTests {
 
 	}
 
+	@Configuration(proxyBeanMethods = false)
+	static class CustomTypeDefinitionConfigurer {
+
+		@Bean
+		TestTypeDefinitionConfigurer testTypeDefinitionConfigurer() {
+			return new TestTypeDefinitionConfigurer();
+		}
+
+	}
+
+	static class TestTypeDefinitionConfigurer implements TypeDefinitionConfigurer {
+
+		boolean applied = false;
+
+		@Override
+		public void configure(TypeDefinitionRegistry registry) {
+			this.applied = true;
+		}
+
+	}
+
 }