You are 44 years old if you were born on December 13, 1979.
You are 44 years 4 months, 1 week, and 6 days old or 532 months old or 2,315 weeks old or 16,206 days old or 388,944 hours old or 23,336,640 minutes old or 1,400,198,400 seconds old You were born on a Thursday.