diff --git a/spring-boot-project/spring-boot-dependencies/pom.xml b/spring-boot-project/spring-boot-dependencies/pom.xml
index c727b00943..e5c583127d 100644
--- a/spring-boot-project/spring-boot-dependencies/pom.xml
+++ b/spring-boot-project/spring-boot-dependencies/pom.xml
@@ -148,7 +148,6 @@
 		<selenium-htmlunit.version>2.29.3</selenium-htmlunit.version>
 		<sendgrid.version>4.1.2</sendgrid.version>
 		<servlet-api.version>3.1.0</servlet-api.version>
-		<simple-json.version>1.1.1</simple-json.version>
 		<slf4j.version>1.7.25</slf4j.version>
 		<snakeyaml.version>1.19</snakeyaml.version>
 		<solr.version>7.2.1</solr.version>
@@ -623,17 +622,6 @@
 				<artifactId>gson</artifactId>
 				<version>${gson.version}</version>
 			</dependency>
-			<dependency>
-				<groupId>com.googlecode.json-simple</groupId>
-				<artifactId>json-simple</artifactId>
-				<version>${simple-json.version}</version>
-				<exclusions>
-					<exclusion>
-						<groupId>junit</groupId>
-						<artifactId>junit</artifactId>
-					</exclusion>
-				</exclusions>
-			</dependency>
 			<dependency>
 				<groupId>com.h2database</groupId>
 				<artifactId>h2</artifactId>
diff --git a/spring-boot-project/spring-boot-docs/pom.xml b/spring-boot-project/spring-boot-docs/pom.xml
index 2e4d96a11a..c88b648a22 100644
--- a/spring-boot-project/spring-boot-docs/pom.xml
+++ b/spring-boot-project/spring-boot-docs/pom.xml
@@ -131,11 +131,6 @@
 			<artifactId>gson</artifactId>
 			<optional>true</optional>
 		</dependency>
-		<dependency>
-			<groupId>com.googlecode.json-simple</groupId>
-			<artifactId>json-simple</artifactId>
-			<optional>true</optional>
-		</dependency>
 		<dependency>
 			<groupId>com.hazelcast</groupId>
 			<artifactId>hazelcast</artifactId>
diff --git a/spring-boot-project/spring-boot/pom.xml b/spring-boot-project/spring-boot/pom.xml
index 756f14f544..f8682f0da0 100644
--- a/spring-boot-project/spring-boot/pom.xml
+++ b/spring-boot-project/spring-boot/pom.xml
@@ -56,11 +56,6 @@
 			<artifactId>gson</artifactId>
 			<optional>true</optional>
 		</dependency>
-		<dependency>
-			<groupId>com.googlecode.json-simple</groupId>
-			<artifactId>json-simple</artifactId>
-			<optional>true</optional>
-		</dependency>
 		<dependency>
 			<groupId>com.samskivert</groupId>
 			<artifactId>jmustache</artifactId>
diff --git a/spring-boot-project/spring-boot/src/main/java/org/springframework/boot/json/JsonParserFactory.java b/spring-boot-project/spring-boot/src/main/java/org/springframework/boot/json/JsonParserFactory.java
index 95c6dd26fc..737af957ef 100644
--- a/spring-boot-project/spring-boot/src/main/java/org/springframework/boot/json/JsonParserFactory.java
+++ b/spring-boot-project/spring-boot/src/main/java/org/springframework/boot/json/JsonParserFactory.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2012-2017 the original author or authors.
+ * Copyright 2012-2018 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.
@@ -25,15 +25,13 @@ import org.springframework.util.ClassUtils;
  * @see JacksonJsonParser
  * @see GsonJsonParser
  * @see YamlJsonParser
- * @see JsonSimpleJsonParser
  * @see BasicJsonParser
  */
 public abstract class JsonParserFactory {
 
 	/**
-	 * Static factory for the "best" JSON parser available on the classpath. Tries Jackson
-	 * 2, then Gson, Snake YAML, Simple JSON, JSON (from eclipse), and then falls back to
-	 * the {@link BasicJsonParser}.
+	 * Static factory for the "best" JSON parser available on the classpath. Tries
+	 * Jackson, then Gson, Snake YAML,and then falls back to the {@link BasicJsonParser}.
 	 * @return a {@link JsonParser}
 	 */
 	public static JsonParser getJsonParser() {
@@ -46,9 +44,6 @@ public abstract class JsonParserFactory {
 		if (ClassUtils.isPresent("org.yaml.snakeyaml.Yaml", null)) {
 			return new YamlJsonParser();
 		}
-		if (ClassUtils.isPresent("org.json.simple.JSONObject", null)) {
-			return new JsonSimpleJsonParser();
-		}
 		return new BasicJsonParser();
 	}
 
diff --git a/spring-boot-project/spring-boot/src/main/java/org/springframework/boot/json/JsonSimpleJsonParser.java b/spring-boot-project/spring-boot/src/main/java/org/springframework/boot/json/JsonSimpleJsonParser.java
deleted file mode 100644
index bdede7e059..0000000000
--- a/spring-boot-project/spring-boot/src/main/java/org/springframework/boot/json/JsonSimpleJsonParser.java
+++ /dev/null
@@ -1,49 +0,0 @@
-/*
- * Copyright 2012-2018 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.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-package org.springframework.boot.json;
-
-import java.util.List;
-import java.util.Map;
-
-import org.json.simple.parser.JSONParser;
-import org.json.simple.parser.ParseException;
-
-/**
- * Thin wrapper to adapt {@link org.json.simple.JSONObject} to a {@link JsonParser}.
- *
- * @author Dave Syer
- * @author Jean de Klerk
- * @since 1.2.0
- * @see JsonParserFactory
- */
-public class JsonSimpleJsonParser extends AbstractJsonParser {
-
-	@Override
-	@SuppressWarnings("unchecked")
-	public Map<String, Object> parseMap(String json) {
-		return (Map<String, Object>) tryParse(() -> new JSONParser().parse(json),
-				ParseException.class);
-	}
-
-	@Override
-	@SuppressWarnings("unchecked")
-	public List<Object> parseList(String json) {
-		return (List<Object>) tryParse(() -> new JSONParser().parse(json),
-				ParseException.class);
-	}
-
-}
diff --git a/spring-boot-project/spring-boot/src/test/java/org/springframework/boot/json/JsonSimpleJsonParserTests.java b/spring-boot-project/spring-boot/src/test/java/org/springframework/boot/json/JsonSimpleJsonParserTests.java
deleted file mode 100644
index 5a6c50e74f..0000000000
--- a/spring-boot-project/spring-boot/src/test/java/org/springframework/boot/json/JsonSimpleJsonParserTests.java
+++ /dev/null
@@ -1,31 +0,0 @@
-/*
- * Copyright 2012-2017 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.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-package org.springframework.boot.json;
-
-/**
- * Tests for {@link JsonSimpleJsonParser}.
- *
- * @author Dave Syer
- */
-public class JsonSimpleJsonParserTests extends AbstractJsonParserTests {
-
-	@Override
-	protected JsonParser getParser() {
-		return new JsonSimpleJsonParser();
-	}
-
-}