diff --git a/src/TgBotLib/Objects/ChatJoinRequest.php b/src/TgBotLib/Objects/ChatJoinRequest.php
new file mode 100644
index 0000000..04c4352
--- /dev/null
+++ b/src/TgBotLib/Objects/ChatJoinRequest.php
@@ -0,0 +1,141 @@
+<?php
+
+    /** @noinspection PhpMissingFieldTypeInspection */
+
+    namespace TgBotLib\Objects;
+
+    use TgBotLib\Interfaces\ObjectTypeInterface;
+
+    class ChatJoinRequest implements ObjectTypeInterface
+    {
+        /**
+         * @var Chat
+         */
+        private $chat;
+
+        /**
+         * @var User
+         */
+        private $from;
+
+        /**
+         * @var int
+         */
+        private $user_chat_id;
+
+        /**
+         * @var int
+         */
+        private $date;
+
+        /**
+         * @var string|null
+         */
+        private $bio;
+
+        /**
+         * @var ChatInviteLink|null
+         */
+        private $invite_link;
+
+        /**
+         * Chat to which the request was sent
+         *
+         * @return Chat
+         */
+        public function getChat(): Chat
+        {
+            return $this->chat;
+        }
+
+        /**
+         * User that sent the join request
+         *
+         * @return User
+         */
+        public function getFrom(): User
+        {
+            return $this->from;
+        }
+
+        /**
+         * Identifier of a private chat with the user who sent the join request. This number may have more than 32
+         * significant bits and some programming languages may have difficulty/silent defects in interpreting it.
+         * But it has at most 52 significant bits, so a 64-bit integer or double-precision float type are safe for
+         * storing this identifier. The bot can use this identifier for 24 hours to send messages until the join
+         * request is processed, assuming no other administrator contacted the user.
+         *
+         * @return int
+         */
+        public function getUserChatId(): int
+        {
+            return $this->user_chat_id;
+        }
+
+        /**
+         * Date the request was sent in Unix time
+         *
+         * @return int
+         */
+        public function getDate(): int
+        {
+            return $this->date;
+        }
+
+        /**
+         * Optional. Bio of the user.
+         *
+         * @return string|null
+         */
+        public function getBio(): ?string
+        {
+            return $this->bio;
+        }
+
+        /**
+         * Optional. Chat invite link that was used by the user to send the join request
+         *
+         * @return ChatInviteLink|null
+         */
+        public function getInviteLink(): ?ChatInviteLink
+        {
+            return $this->invite_link;
+        }
+
+        /**
+         * Returns an array representation of the object
+         *
+         * @return array
+         */
+        public function toArray(): array
+        {
+            return [
+                'chat' => ($this->chat instanceof Chat) ? $this->chat->toArray() : $this->chat,
+                'from' => ($this->from instanceof User) ? $this->from->toArray() : $this->from,
+                'user_chat_id' => $this->user_chat_id,
+                'date' => $this->date,
+                'bio' => $this->bio,
+                'invite_link' => ($this->invite_link instanceof ChatInviteLink) ? $this->invite_link->toArray() : $this->invite_link,
+            ];
+        }
+
+        /**
+         * Constructs ChatJoinRequest object from an array representation
+         *
+         * @param array $data
+         * @return ObjectTypeInterface
+         */
+        public static function fromArray(array $data): ObjectTypeInterface
+        {
+            $object = new self();
+
+            $object->chat = (isset($data['chat'])) ? Chat::fromArray($data['chat']) : null;
+            $object->from = (isset($data['from'])) ? User::fromArray($data['from']) : null;
+            $object->user_chat_id = (isset($data['user_chat_id'])) ? $data['user_chat_id'] : null;
+            $object->date = (isset($data['date'])) ? $data['date'] : null;
+            $object->bio = (isset($data['bio'])) ? $data['bio'] : null;
+            $object->invite_link = (isset($data['invite_link'])) ? ChatInviteLink::fromArray($data['invite_link']) : null;
+
+            return $object;
+        }
+    }
\ No newline at end of file