How old am I if I was born on December 31, 1900? - If you were born on December 31, 1900, you are 123 years old.
You are 123 years 8 months, 1 week, and 1 day old or 1485 months old or 6,453 weeks old or 45,177 days old or 1,084,248 hours old or 65,054,880 minutes old or 3,903,292,800 seconds old You were born on a Monday.
31 December 1900 age is used to find out how old someone is if he was born on December 31, 1900 in years, months, weeks, days, hours, minutes and seconds.