---
title: owner
framework: appkit
role: symbol
role_heading: Instance Property
path: appkit/nswindowcontroller/owner
---

# owner

The owner of the nib file containing the window managed by the receiver.

## Declaration

```swift
weak var owner: AnyObject? { get }
```

## Discussion

Discussion The owner of the nib file containing the window managed by the receiver is usually self, but it can be the receiver’s document or some other object.

## See Also

### Getting Nib and Storyboard Information

- [storyboard](appkit/nswindowcontroller/storyboard.md)
- [windowNibName](appkit/nswindowcontroller/windownibname.md)
- [windowNibPath](appkit/nswindowcontroller/windownibpath.md)