You are 44 years old if you were born on December 29, 1979.
You are 44 years 3 months, 3 weeks, and 4 days old or 532 months old or 2,312 weeks old or 16,187 days old or 388,488 hours old or 23,309,280 minutes old or 1,398,556,800 seconds old You were born on a Saturday.