diff --git a/CHANGELOG.md b/CHANGELOG.md
index 07231e3..97aed49 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -9,5 +9,6 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 ## [Unreleased]
 
 - First version of the module
+- Added submodule to log user CUD events.
 
 [Unreleased]: https://github.com/OS2web/os2web_audit/compare/develop...HEAD
diff --git a/modules/os2web_audit_user/os2web_audit_user.info.yml b/modules/os2web_audit_user/os2web_audit_user.info.yml
new file mode 100644
index 0000000..d4de8d0
--- /dev/null
+++ b/modules/os2web_audit_user/os2web_audit_user.info.yml
@@ -0,0 +1,6 @@
+name: "OS2web Audit logging users"
+description: "Logs CUD events for users"
+type: module
+core_version_requirement: ^8 || ^9 || ^10
+dependencies:
+  - os2web_audit:os2web_audit
diff --git a/modules/os2web_audit_user/os2web_audit_user.module b/modules/os2web_audit_user/os2web_audit_user.module
new file mode 100644
index 0000000..aed14d4
--- /dev/null
+++ b/modules/os2web_audit_user/os2web_audit_user.module
@@ -0,0 +1,68 @@
+<?php
+
+/**
+ * @file
+ * Audit log user CUD and login/logout events.
+ */
+
+use Drupal\Core\Entity\EntityInterface;
+use Drupal\Core\Session\AccountInterface;
+use Drupal\user\UserInterface;
+
+/**
+ * Implements hook_ENTITY_TYPE_insert().
+ */
+function os2web_audit_user_user_insert(EntityInterface $entity): void {
+  /** @var \Drupal\user\Entity\User $entity */
+  $msg = sprintf('User created with rolles: %s', implode(', ', $entity->getRoles()));
+  os2web_audit_user_log($msg, $entity->getEmail());
+}
+
+/**
+ * Implements hook_ENTITY_TYPE_update().
+ */
+function os2web_audit_user_user_update(EntityInterface $entity): void {
+  /** @var \Drupal\user\Entity\User $entity */
+  $msg = sprintf('User updated with rolles: %s', implode(', ', $entity->getRoles()));
+  os2web_audit_user_log($msg, $entity->getEmail());
+}
+
+/**
+ * Implements hook_ENTITY_TYPE_delete().
+ */
+function os2web_audit_user_user_delete(EntityInterface $entity): void {
+  /** @var \Drupal\user\Entity\User $entity */
+  os2web_audit_user_log('User deleted', $entity->getEmail());
+}
+
+/**
+ * Implements hook_user_login().
+ */
+function os2web_audit_user_user_login(UserInterface $account): void {
+  os2web_audit_user_log('User logged in', $account->getEmail());
+}
+
+/**
+ * Implements hook_user_logout().
+ */
+function os2web_audit_user_user_logout(AccountInterface $account): void {
+  os2web_audit_user_log('User logged out', $account->getEmail());
+}
+
+/**
+ * Simple logger wrapper.
+ *
+ * @param string $message
+ *   Message to log.
+ * @param string $mail
+ *   Identify users by e-mail address.
+ * @param array $metadata
+ *   Optional metadata to set.
+ */
+function os2web_audit_user_log(string $message, string $mail, array $metadata = []): void {
+  /** @var \Drupal\os2web_audit\Service\Logger $logger */
+  $logger = \Drupal::service('os2web_audit.logger');
+
+  $metadata['userId'] = $mail;
+  $logger->info('User', $message, FALSE, $metadata);
+}