You are 33 years old if you were born on March 9, 1991.
You are 33 years 1 month, 2 weeks, and 3 days old or 397 months old or 1,728 weeks old or 12,102 days old or 290,448 hours old or 17,426,880 minutes old or 1,045,612,800 seconds old You were born on a Saturday.