# Birthday

[Birthday](/api/profile.md#birthday) information for a user.

```tl
birthday#6c8e1e06 flags:# day:int month:int year:flags.0?int = Birthday;
```

### Constructors

| Constructor | Description |
| --- | --- |
| [birthday](/constructor/birthday.md) | [Birthday](/api/profile.md#birthday) information for a user.\
\
Also used to invite users to gift [Telegram Premium subscriptions »](/api/premium.md#gifting-telegram-premium) to other users with birthdays within a +1/-1 day time range, related to the current day. |

### Related pages

#### [User profiles](/api/profile.md)
Telegram offers many customization options for your profile!