diff --git a/Project/php/model/UserGateway.php b/Project/php/model/UserGateway.php
new file mode 100755
index 0000000..0b49896
--- /dev/null
+++ b/Project/php/model/UserGateway.php
@@ -0,0 +1,50 @@
+<?php
+namespace model;
+
+use config\Connection;
+use PDO;
+
+class UserGateway
+{
+    private Connection $con;
+
+    /**
+     * @param Connection $con
+     */
+    public function __construct(Connection $con)
+    {
+        $this->con = $con;
+    }
+
+    public function findAllStudents() : array{
+        $query = "SELECT u.* FROM User_ u, Be b, Role_ r WHERE u.id=b.userID AND b.roleID=r.id AND r.name='student'";
+        $this->con->executeQuery($query, array());
+        $results = $this->con->getResults();
+        $tab = array();
+        foreach ($results as $row)
+            $tab[] = new Student($row['id'], $row['email'], $row['name'], $row['surname'], $row['nickname'], $row['extraTime']);
+        return $tab;
+    }
+
+    public function findStudentByName(string $name): array{
+        $query = "SELECT u.* FROM User_ u, Be b, Role_ r WHERE u.id=b.userID AND b.roleID=r.id AND r.name='student' AND u.name=:name";
+        $args = array(':name' => array($name, PDO::PARAM_STR));
+        $this->con->executeQuery($query, $args);
+        $results = $this->con->getResults();
+        $tab = array();
+        foreach ($results as $row)
+            $tab[] = new Student($row['id'], $row['email'], $row['name'], $row['surname'], $row['nickname'], $row['extraTime']);
+        return $tab;
+    }
+
+    public function findStudentBySurname(string $surname): array{
+        $query = "SELECT u.* FROM User_ u, Be b, Role_ r WHERE u.id=b.userID AND b.roleID=r.id AND r.name='student' AND u.surname=:surname";
+        $args = array(':surname' => array($surname, PDO::PARAM_STR));
+        $this->con->executeQuery($query, $args);
+        $results = $this->con->getResults();
+        $tab = array();
+        foreach ($results as $row)
+            $tab[] = new Student($row['id'], $row['email'], $row['name'], $row['surname'], $row['nickname'], $row['extraTime']);
+        return $tab;
+    }
+}
\ No newline at end of file