---
title: dateOfBirthComponents
framework: healthkit
role: symbol
role_heading: Instance Property
path: healthkit/hkverifiableclinicalrecordsubject/dateofbirthcomponents
---

# dateOfBirthComponents

The subject’s birthdate.

## Declaration

```swift
var dateOfBirthComponents: DateComponents? { get }
```

## See Also

### Accessing Patient Data

- [fullName](healthkit/hkverifiableclinicalrecordsubject/fullname.md)