diff --git a/Week05/emails_utku_yuksel.py b/Week05/emails_utku_yuksel.py
new file mode 100644
index 00000000..d3753a9f
--- /dev/null
+++ b/Week05/emails_utku_yuksel.py
@@ -0,0 +1,22 @@
+class Emails(list):
+    def __init__(self, emails):
+        self.validate(emails)
+        unique_emails = []
+        for email in emails:
+            if email not in unique_emails:
+                unique_emails.append(email)
+        super().__init__(unique_emails)
+        self.data = self
+
+    def validate(self, emails):
+        for email in emails:
+            if not isinstance(email, str):
+                raise ValueError
+            if "@" not in email or "." not in email:
+                raise ValueError
+
+    def __repr__(self):
+        return f"Emails({super().__repr__()})"
+
+    def __str__(self):
+        return super().__str__()