diff --git a/packages/bruno-app/src/components/Environments/EnvironmentSettings/CreateEnvironment/index.js b/packages/bruno-app/src/components/Environments/EnvironmentSettings/CreateEnvironment/index.js
index ee1b5dea8..c5130d038 100644
--- a/packages/bruno-app/src/components/Environments/EnvironmentSettings/CreateEnvironment/index.js
+++ b/packages/bruno-app/src/components/Environments/EnvironmentSettings/CreateEnvironment/index.js
@@ -11,7 +11,6 @@ const CreateEnvironment = ({ collection, onClose }) => {
   const dispatch = useDispatch();
   const inputRef = useRef();
 
-  // todo: Add this to global env too.
  const validateEnvironmentName = (name) => {
    return !collection?.environments?.some((env) => env?.name?.toLowerCase().trim() === name?.toLowerCase().trim());
  };
diff --git a/packages/bruno-app/src/components/GlobalEnvironments/EnvironmentSettings/CreateEnvironment/index.js b/packages/bruno-app/src/components/GlobalEnvironments/EnvironmentSettings/CreateEnvironment/index.js
index 3103f9b4e..3bf8af65e 100644
--- a/packages/bruno-app/src/components/GlobalEnvironments/EnvironmentSettings/CreateEnvironment/index.js
+++ b/packages/bruno-app/src/components/GlobalEnvironments/EnvironmentSettings/CreateEnvironment/index.js
@@ -2,12 +2,19 @@ import React, { useEffect, useRef } from 'react';
 import toast from 'react-hot-toast';
 import { useFormik } from 'formik';
 import * as Yup from 'yup';
-import { useDispatch } from 'react-redux';
+import { useDispatch, useSelector } from 'react-redux';
 import Portal from 'components/Portal';
 import Modal from 'components/Modal';
 import { addGlobalEnvironment } from 'providers/ReduxStore/slices/global-environments';
 
 const CreateEnvironment = ({ onClose }) => {
+  const globalEnvs = useSelector((state) => state?.globalEnvironments?.globalEnvironments);
+
+  const validateEnvironmentName = (name) => {
+    const trimmedName = name?.toLowerCase().trim();
+    return globalEnvs.every((env) => env?.name?.toLowerCase().trim() !== trimmedName);
+  };
+
   const dispatch = useDispatch();
   const inputRef = useRef();
   const formik = useFormik({
@@ -17,9 +24,10 @@ const CreateEnvironment = ({ onClose }) => {
     },
     validationSchema: Yup.object({
       name: Yup.string()
-        .min(1, 'must be at least 1 character')
-        .max(50, 'must be 50 characters or less')
-        .required('name is required')
+        .min(1, 'Must be at least 1 character')
+        .max(50, 'Must be 50 characters or less')
+        .required('Name is required')
+        .test('duplicate-name', 'Global Environment already exists', validateEnvironmentName)
     }),
     onSubmit: (values) => {
       dispatch(addGlobalEnvironment({ name: values.name }))