diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/random/NormalizedRandomGenerator.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/random/NormalizedRandomGenerator.java
deleted file mode 100644
index e41a008c4..000000000
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/random/NormalizedRandomGenerator.java
+++ /dev/null
@@ -1,37 +0,0 @@
-/*
- * Licensed to the Apache Software Foundation (ASF) under one or more
- * contributor license agreements.  See the NOTICE file distributed with
- * this work for additional information regarding copyright ownership.
- * The ASF licenses this file to You 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.apache.commons.math4.legacy.random;
-
-/**
- * This interface represent a normalized random generator for
- * scalars.
- * Normalized generator provide null mean and unit standard deviation scalars.
- * @since 1.2
- */
-public interface NormalizedRandomGenerator {
-
-  /** Generate a random scalar with null mean and unit standard deviation.
-   * <p>This method does <strong>not</strong> specify the shape of the
-   * distribution, it is the implementing class that provides it. The
-   * only contract here is to generate numbers with null mean and unit
-   * standard deviation.</p>
-   * @return a random scalar with null mean and unit standard deviation
-   */
-  double nextNormalizedDouble();
-
-}