diff --git a/iam_terraform/variables.tf b/iam_terraform/variables.tf
new file mode 100644
index 0000000..6798f4a
--- /dev/null
+++ b/iam_terraform/variables.tf
@@ -0,0 +1,6 @@
+#variables.tf
+variable "user_names" {
+  description = "Create IAM users with these names"
+  type        = list(string)
+  default     = ["Simon", "Erwin", "Darwin"]
+}