You are 57 years old if you were born on July 21, 1966.
You are 57 years 9 months, 1 week, and 3 days old or 694 months old or 3,014 weeks old or 21,104 days old or 506,496 hours old or 30,389,760 minutes old or 1,823,385,600 seconds old You were born on a Thursday.