diff --git a/compendium_v2/auth/session_management.py b/compendium_v2/auth/session_management.py
index 5c6b016b88710c67e3efe86fb30907ad7b509a90..a244f0a1ad9b587368a372ea82526fed8a8fc213 100644
--- a/compendium_v2/auth/session_management.py
+++ b/compendium_v2/auth/session_management.py
@@ -33,13 +33,14 @@ def admin_required(func):
     return wraps(func)(wrapper)
 
 
-def create_user(email: str, fullname: str, oidc_sub: str):
+def create_user(email: str, fullname: str, oidc_sub: str, given_name: str):
     """
     Function used to create a new user in the database.
 
     :param email: The email of the user
     :param fullname: The full name of the user
     :param oidc_sub: The OIDC subject identifier (ID) of the user
+    :param given_name: The given name of the user
     :return: The user object
     """
 
@@ -47,7 +48,7 @@ def create_user(email: str, fullname: str, oidc_sub: str):
         user = User(email=email, fullname=fullname, oidc_sub=oidc_sub)
         session.add(user)
         send_admin_signup_notification(user)
-        send_user_signup_notification(user)
+        send_user_signup_notification(user, given_name)
         return user
 
 
diff --git a/compendium_v2/email/__init__.py b/compendium_v2/email/__init__.py
index 7edf05ca2e718893300d226dc88218b00a8cea7d..be3349efdb0a72d165cc5caa7a8615bfd0bd6ac5 100644
--- a/compendium_v2/email/__init__.py
+++ b/compendium_v2/email/__init__.py
@@ -75,10 +75,9 @@ def send_admin_signup_notification(user: User):
     send_mail(contents=contents, subject='New user signed up for Compendium')
 
 
-def send_user_signup_notification(user: User):
-    fullname = user.fullname
+def send_user_signup_notification(user: User, given_name: str):
     email = user.email
+    name = f' {given_name}' if given_name else ''
 
-    first_name = ' ' + fullname.split()[0] if fullname else ''
-    contents = USER_NOTIFICATION_TEMPLATE.format(name=first_name)
+    contents = USER_NOTIFICATION_TEMPLATE.format(name=name)
     send_mail(contents=contents, subject='You have signed up for the Compendium Survey', recipients=email)
diff --git a/compendium_v2/routes/authentication.py b/compendium_v2/routes/authentication.py
index aec7d330a40ba5837ce3b168e6177af965bb1d5b..f16360657ac50139f01b56d7ca821b9d3cce061a 100644
--- a/compendium_v2/routes/authentication.py
+++ b/compendium_v2/routes/authentication.py
@@ -36,7 +36,7 @@ def authorize():
     user = fetch_user(profile)
     if user is None:
         # create a new user
-        user = create_user(profile['email'], profile['name'], profile['sub'])
+        user = create_user(profile['email'], profile['name'], profile['sub'], profile['given_name'])
     login_user(user)
 
     # redirect to /
diff --git a/test/test_send_mail.py b/test/test_send_mail.py
index d68b067dbfdf5919e13790cf4cef15a7f30b92e4..e3ae5a9e448b4e1a2e11ab74d1624d64b49543d0 100644
--- a/test/test_send_mail.py
+++ b/test/test_send_mail.py
@@ -33,4 +33,4 @@ def test_signup_email_user(app, mocker):
 
     mocker.patch('compendium_v2.email._send_mail', _send_mail)
     with test_user(app) as user:
-        send_user_signup_notification(user)
+        send_user_signup_notification(user, 'testname')