diff --git a/app/code/Magento/CustomerGraphQl/Model/Customer/CreateCustomerAccount.php b/app/code/Magento/CustomerGraphQl/Model/Customer/CreateCustomerAccount.php
index eada473b61e1..969c205329f2 100644
--- a/app/code/Magento/CustomerGraphQl/Model/Customer/CreateCustomerAccount.php
+++ b/app/code/Magento/CustomerGraphQl/Model/Customer/CreateCustomerAccount.php
@@ -13,6 +13,7 @@
 use Magento\Framework\Api\DataObjectHelper;
 use Magento\Framework\Exception\LocalizedException;
 use Magento\Framework\GraphQl\Exception\GraphQlInputException;
+use Magento\Framework\Reflection\DataObjectProcessor;
 use Magento\Store\Api\Data\StoreInterface;
 
 /**
@@ -41,21 +42,39 @@ class CreateCustomerAccount
     private $changeSubscriptionStatus;
 
     /**
+     * @var ValidateCustomerData
+     */
+    private $validateCustomerData;
+
+    /**
+     * @var DataObjectProcessor
+     */
+    private $dataObjectProcessor;
+
+    /**
+     * CreateCustomerAccount constructor.
+     *
      * @param DataObjectHelper $dataObjectHelper
      * @param CustomerInterfaceFactory $customerFactory
      * @param AccountManagementInterface $accountManagement
      * @param ChangeSubscriptionStatus $changeSubscriptionStatus
+     * @param DataObjectProcessor $dataObjectProcessor
+     * @param ValidateCustomerData $validateCustomerData
      */
     public function __construct(
         DataObjectHelper $dataObjectHelper,
         CustomerInterfaceFactory $customerFactory,
         AccountManagementInterface $accountManagement,
-        ChangeSubscriptionStatus $changeSubscriptionStatus
+        ChangeSubscriptionStatus $changeSubscriptionStatus,
+        DataObjectProcessor $dataObjectProcessor,
+        ValidateCustomerData $validateCustomerData
     ) {
         $this->dataObjectHelper = $dataObjectHelper;
         $this->customerFactory = $customerFactory;
         $this->accountManagement = $accountManagement;
         $this->changeSubscriptionStatus = $changeSubscriptionStatus;
+        $this->validateCustomerData = $validateCustomerData;
+        $this->dataObjectProcessor = $dataObjectProcessor;
     }
 
     /**
@@ -91,6 +110,15 @@ public function execute(array $data, StoreInterface $store): CustomerInterface
     private function createAccount(array $data, StoreInterface $store): CustomerInterface
     {
         $customerDataObject = $this->customerFactory->create();
+        /**
+         * Add required attributes for customer entity
+         */
+        $requiredDataAttributes = $this->dataObjectProcessor->buildOutputDataArray(
+            $customerDataObject,
+            CustomerInterface::class
+        );
+        $data = array_merge($requiredDataAttributes, $data);
+        $this->validateCustomerData->execute($data);
         $this->dataObjectHelper->populateWithArray(
             $customerDataObject,
             $data,
diff --git a/app/code/Magento/CustomerGraphQl/Model/Customer/GetAllowedCustomerAttributes.php b/app/code/Magento/CustomerGraphQl/Model/Customer/GetAllowedCustomerAttributes.php
new file mode 100644
index 000000000000..aada79aa016b
--- /dev/null
+++ b/app/code/Magento/CustomerGraphQl/Model/Customer/GetAllowedCustomerAttributes.php
@@ -0,0 +1,98 @@
+<?php
+/**
+ * Copyright © Magento, Inc. All rights reserved.
+ * See COPYING.txt for license details.
+ */
+declare(strict_types=1);
+
+namespace Magento\CustomerGraphQl\Model\Customer;
+
+use Magento\Customer\Api\CustomerMetadataManagementInterface;
+use Magento\Customer\Api\Data\CustomerInterface;
+use Magento\Customer\Api\Data\CustomerInterfaceFactory;
+use Magento\Eav\Model\AttributeRepository;
+use Magento\Eav\Model\Entity\Attribute\AbstractAttribute;
+use Magento\Framework\Api\SearchCriteriaBuilder;
+use Magento\Framework\Exception\InputException;
+use Magento\Framework\GraphQl\Exception\GraphQlInputException;
+use Magento\Framework\Reflection\DataObjectProcessor;
+
+/**
+ * Get allowed address attributes
+ */
+class GetAllowedCustomerAttributes
+{
+    /**
+     * @var AttributeRepository
+     */
+    private $attributeRepository;
+
+    /**
+     * @var CustomerInterfaceFactory\
+     */
+    private $customerDataFactory;
+
+    /**
+     * @var DataObjectProcessor
+     */
+    private $dataObjectProcessor;
+
+    /**
+     * @var SearchCriteriaBuilder
+     */
+    private $searchCriteriaBuilder;
+
+    /**
+     * GetAllowedCustomerAttributes constructor.
+     *
+     * @param AttributeRepository $attributeRepository
+     * @param CustomerInterfaceFactory $customerDataFactory
+     * @param DataObjectProcessor $dataObjectProcessor
+     * @param SearchCriteriaBuilder $searchCriteriaBuilder
+     */
+    public function __construct(
+        AttributeRepository $attributeRepository,
+        CustomerInterfaceFactory $customerDataFactory,
+        DataObjectProcessor $dataObjectProcessor,
+        SearchCriteriaBuilder $searchCriteriaBuilder
+    ) {
+        $this->attributeRepository = $attributeRepository;
+        $this->customerDataFactory = $customerDataFactory;
+        $this->dataObjectProcessor = $dataObjectProcessor;
+        $this->searchCriteriaBuilder = $searchCriteriaBuilder;
+    }
+
+    /**
+     * Get allowed customer attributes
+     *
+     * @param array $attributeKeys
+     *
+     * @throws GraphQlInputException
+     *
+     * @return AbstractAttribute[]
+     */
+    public function execute($attributeKeys): array
+    {
+        $this->searchCriteriaBuilder->addFilter('attribute_code', $attributeKeys, 'in');
+        $searchCriteria = $this->searchCriteriaBuilder->create();
+        try {
+            $attributesSearchResult = $this->attributeRepository->getList(
+                CustomerMetadataManagementInterface::ENTITY_TYPE_CUSTOMER,
+                $searchCriteria
+            );
+        } catch (InputException $exception) {
+            throw new GraphQlInputException(__($exception->getMessage()));
+        }
+
+        /** @var AbstractAttribute[] $attributes */
+        $attributes = $attributesSearchResult->getItems();
+
+        foreach ($attributes as $index => $attribute) {
+            if (false === $attribute->getIsVisibleOnFront()) {
+                unset($attributes[$index]);
+            }
+        }
+
+        return $attributes;
+    }
+}
diff --git a/app/code/Magento/CustomerGraphQl/Model/Customer/UpdateCustomerAccount.php b/app/code/Magento/CustomerGraphQl/Model/Customer/UpdateCustomerAccount.php
index 51d47eaf0d04..f7bf26513dc2 100644
--- a/app/code/Magento/CustomerGraphQl/Model/Customer/UpdateCustomerAccount.php
+++ b/app/code/Magento/CustomerGraphQl/Model/Customer/UpdateCustomerAccount.php
@@ -7,10 +7,12 @@
 
 namespace Magento\CustomerGraphQl\Model\Customer;
 
+use Magento\Customer\Api\Data\CustomerInterface;
+use Magento\Framework\Exception\NoSuchEntityException;
 use Magento\Framework\GraphQl\Exception\GraphQlAlreadyExistsException;
 use Magento\Framework\GraphQl\Exception\GraphQlAuthenticationException;
 use Magento\Framework\GraphQl\Exception\GraphQlInputException;
-use Magento\Customer\Api\Data\CustomerInterface;
+use Magento\Framework\GraphQl\Exception\GraphQlNoSuchEntityException;
 use Magento\Framework\Api\DataObjectHelper;
 use Magento\Store\Api\Data\StoreInterface;
 
@@ -41,6 +43,11 @@ class UpdateCustomerAccount
      */
     private $changeSubscriptionStatus;
 
+    /**
+     * @var ValidateCustomerData
+     */
+    private $validateCustomerData;
+
     /**
      * @var array
      */
@@ -51,6 +58,7 @@ class UpdateCustomerAccount
      * @param CheckCustomerPassword $checkCustomerPassword
      * @param DataObjectHelper $dataObjectHelper
      * @param ChangeSubscriptionStatus $changeSubscriptionStatus
+     * @param ValidateCustomerData $validateCustomerData
      * @param array $restrictedKeys
      */
     public function __construct(
@@ -58,6 +66,7 @@ public function __construct(
         CheckCustomerPassword $checkCustomerPassword,
         DataObjectHelper $dataObjectHelper,
         ChangeSubscriptionStatus $changeSubscriptionStatus,
+        ValidateCustomerData $validateCustomerData,
         array $restrictedKeys = []
     ) {
         $this->saveCustomer = $saveCustomer;
@@ -65,10 +74,11 @@ public function __construct(
         $this->dataObjectHelper = $dataObjectHelper;
         $this->restrictedKeys = $restrictedKeys;
         $this->changeSubscriptionStatus = $changeSubscriptionStatus;
+        $this->validateCustomerData = $validateCustomerData;
     }
 
     /**
-     * Update customer account data
+     * Update customer account
      *
      * @param CustomerInterface $customer
      * @param array $data
@@ -77,7 +87,7 @@ public function __construct(
      * @throws GraphQlAlreadyExistsException
      * @throws GraphQlAuthenticationException
      * @throws GraphQlInputException
-     * @throws \Magento\Framework\GraphQl\Exception\GraphQlNoSuchEntityException
+     * @throws GraphQlNoSuchEntityException
      */
     public function execute(CustomerInterface $customer, array $data, StoreInterface $store): void
     {
@@ -89,11 +99,15 @@ public function execute(CustomerInterface $customer, array $data, StoreInterface
             $this->checkCustomerPassword->execute($data['password'], (int)$customer->getId());
             $customer->setEmail($data['email']);
         }
-
+        $this->validateCustomerData->execute($data);
         $filteredData = array_diff_key($data, array_flip($this->restrictedKeys));
         $this->dataObjectHelper->populateWithArray($customer, $filteredData, CustomerInterface::class);
 
-        $customer->setStoreId($store->getId());
+        try {
+            $customer->setStoreId($store->getId());
+        } catch (NoSuchEntityException $exception) {
+            throw new GraphQlNoSuchEntityException(__($exception->getMessage()), $exception);
+        }
 
         $this->saveCustomer->execute($customer);
 
diff --git a/app/code/Magento/CustomerGraphQl/Model/Customer/ValidateCustomerData.php b/app/code/Magento/CustomerGraphQl/Model/Customer/ValidateCustomerData.php
new file mode 100644
index 000000000000..794cb0048592
--- /dev/null
+++ b/app/code/Magento/CustomerGraphQl/Model/Customer/ValidateCustomerData.php
@@ -0,0 +1,63 @@
+<?php
+/**
+ * Copyright © Magento, Inc. All rights reserved.
+ * See COPYING.txt for license details.
+ */
+declare(strict_types=1);
+
+namespace Magento\CustomerGraphQl\Model\Customer;
+
+use Magento\Framework\GraphQl\Exception\GraphQlInputException;
+
+/**
+ * Class ValidateCustomerData
+ */
+class ValidateCustomerData
+{
+    /**
+     * Get allowed/required customer attributes
+     *
+     * @var GetAllowedCustomerAttributes
+     */
+    private $getAllowedCustomerAttributes;
+
+    /**
+     * ValidateCustomerData constructor.
+     *
+     * @param GetAllowedCustomerAttributes $getAllowedCustomerAttributes
+     */
+    public function __construct(GetAllowedCustomerAttributes $getAllowedCustomerAttributes)
+    {
+        $this->getAllowedCustomerAttributes = $getAllowedCustomerAttributes;
+    }
+
+    /**
+     * Validate customer data
+     *
+     * @param array $customerData
+     *
+     * @return void
+     *
+     * @throws GraphQlInputException
+     */
+    public function execute(array $customerData): void
+    {
+        $attributes = $this->getAllowedCustomerAttributes->execute(array_keys($customerData));
+        $errorInput = [];
+
+        foreach ($attributes as $attributeInfo) {
+            if ($attributeInfo->getIsRequired()
+                && (!isset($customerData[$attributeInfo->getAttributeCode()])
+                    || $customerData[$attributeInfo->getAttributeCode()] == '')
+            ) {
+                $errorInput[] = $attributeInfo->getDefaultFrontendLabel();
+            }
+        }
+
+        if ($errorInput) {
+            throw new GraphQlInputException(
+                __('Required parameters are missing: %1', [implode(', ', $errorInput)])
+            );
+        }
+    }
+}
diff --git a/dev/tests/api-functional/testsuite/Magento/GraphQl/Customer/CreateCustomerTest.php b/dev/tests/api-functional/testsuite/Magento/GraphQl/Customer/CreateCustomerTest.php
index fc51f57a83a7..67c21a3798a5 100644
--- a/dev/tests/api-functional/testsuite/Magento/GraphQl/Customer/CreateCustomerTest.php
+++ b/dev/tests/api-functional/testsuite/Magento/GraphQl/Customer/CreateCustomerTest.php
@@ -139,7 +139,7 @@ public function testCreateCustomerIfInputDataIsEmpty()
 
     /**
      * @expectedException \Exception
-     * @expectedExceptionMessage The customer email is missing. Enter and try again.
+     * @expectedExceptionMessage Required parameters are missing: Email
      */
     public function testCreateCustomerIfEmailMissed()
     {
@@ -241,6 +241,41 @@ public function testCreateCustomerIfPassedAttributeDosNotExistsInCustomerInput()
         $this->graphQlMutation($query);
     }
 
+    /**
+     * @expectedException \Exception
+     * @expectedExceptionMessage Required parameters are missing: First Name
+     */
+    public function testCreateCustomerIfNameEmpty()
+    {
+        $newEmail = 'customer_created' . rand(1, 2000000) . '@example.com';
+        $newFirstname = '';
+        $newLastname = 'Rowe';
+        $currentPassword = 'test123#';
+
+        $query = <<<QUERY
+mutation {
+    createCustomer(
+        input: {
+            email: "{$newEmail}"
+            firstname: "{$newFirstname}"
+            lastname: "{$newLastname}"
+            password: "{$currentPassword}"
+          	is_subscribed: true
+        }
+    ) {
+        customer {
+            id
+            firstname
+            lastname
+            email
+            is_subscribed
+        }
+    }
+}
+QUERY;
+        $this->graphQlMutation($query);
+    }
+
     public function tearDown()
     {
         $newEmail = 'new_customer@example.com';
diff --git a/dev/tests/api-functional/testsuite/Magento/GraphQl/Customer/UpdateCustomerTest.php b/dev/tests/api-functional/testsuite/Magento/GraphQl/Customer/UpdateCustomerTest.php
index 7b1f3a67a119..178d10b3c35a 100644
--- a/dev/tests/api-functional/testsuite/Magento/GraphQl/Customer/UpdateCustomerTest.php
+++ b/dev/tests/api-functional/testsuite/Magento/GraphQl/Customer/UpdateCustomerTest.php
@@ -253,6 +253,8 @@ public function testUpdateEmailIfEmailAlreadyExists()
         $currentEmail = 'customer@example.com';
         $currentPassword = 'password';
         $existedEmail = 'customer_two@example.com';
+        $firstname = 'Richard';
+        $lastname = 'Rowe';
 
         $query = <<<QUERY
 mutation {
@@ -260,6 +262,8 @@ public function testUpdateEmailIfEmailAlreadyExists()
         input: {
             email: "{$existedEmail}"
             password: "{$currentPassword}"
+            firstname: "{$firstname}"
+            lastname: "{$lastname}"
         }
     ) {
         customer {
@@ -271,6 +275,34 @@ public function testUpdateEmailIfEmailAlreadyExists()
         $this->graphQlMutation($query, [], '', $this->getCustomerAuthHeaders($currentEmail, $currentPassword));
     }
 
+    /**
+     * @magentoApiDataFixture Magento/Customer/_files/customer.php
+     * @expectedException \Exception
+     * @expectedExceptionMessage Required parameters are missing: First Name
+     */
+    public function testEmptyCustomerName()
+    {
+        $currentEmail = 'customer@example.com';
+        $currentPassword = 'password';
+
+        $query = <<<QUERY
+mutation {
+    updateCustomer(
+        input: {
+            email: "{$currentEmail}"
+            password: "{$currentPassword}"
+            firstname: ""
+        }
+    ) {
+        customer {
+            email
+        }
+    }
+}
+QUERY;
+        $this->graphQlMutation($query, [], '', $this->getCustomerAuthHeaders($currentEmail, $currentPassword));
+    }
+
     /**
      * @param string $email
      * @param string $password