How old am I if I was born on December 31, 1978? - If you were born on December 31, 1978, you are 46 years old.
You are 46 years 4 months, 3 weeks, and 3 days old or 557 months old or 2,420 weeks old or 16,946 days old or 406,704 hours old or 24,402,240 minutes old or 1,464,134,400 seconds old You were born on a Sunday.
31 December 1978 age is used to find out how old someone is if he was born on December 31, 1978 in years, months, weeks, days, hours, minutes and seconds.