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Random Birthday Generator

Generate random birthday dates inside an age range for forms, mock profiles, examples, and test fixtures.

Last updated: May 31, 2026

Client-Side Processing
Input Data Stays on Device
Instant Local Execution

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What is Random Birthday Generator?

This tool creates random dates of birth using a minimum and maximum age. Each result includes a human-readable birthday, ISO date, current age, weekday, and zodiac sign for convenient testing or sample content.

How to Use Random Birthday Generator

1

Enter the number of birthdays to generate.

2

Set the minimum and maximum age.

3

Click Generate.

4

Copy the output as plain text.

Common Use Cases

  • Testing birthday and age validation fields.
  • Creating mock profile data.
  • Preparing sample spreadsheet rows.
  • Generating birthday examples for tutorials and documentation.

Example Input and Output

Generate birthdays for adult sample profiles.

Settings
Count: 3, Min age: 18, Max age: 40
Birthday list
March 14, 1998 - age 28 - Saturday - Pisces (1998-03-14)
July 2, 2004 - age 21 - Friday - Cancer (2004-07-02)
November 9, 1991 - age 34 - Saturday - Scorpio (1991-11-09)

Data Privacy

Birthday dates are generated locally in your browser.

Frequently Asked Questions

Does this create real personal data?
No. It generates random dates only and does not represent real people.
How is age calculated?
Age is calculated in the browser against the current date when you generate the list.
Can I set an age range?
Yes. Enter any minimum and maximum age from 0 to 120.