How old am I if I was born on September 21, 2011? - If you were born on September 21, 2011, you are 13 years old.
You are 13 years 9 months, 3 weeks, and 4 days old or 166 months old or 721 weeks old or 5,047 days old or 121,128 hours old or 7,267,680 minutes old or 436,060,800 seconds old You were born on a Wednesday.
21 September 2011 age is used to find out how old someone is if he was born on September 21, 2011 in years, months, weeks, days, hours, minutes and seconds.