Royals
Prince William and Kate Middleton: Age Gap
5 months apart
Kate Middleton (Princess of Wales) is 5 months, 12 days older than Prince William (Prince of Wales).
The Prince of Wales and the Princess of Wales. The exact age difference between Kate Middleton and Prince William is 5 months, 12 days — that works out to 163 days, or roughly 23 weeks.
Kate Middleton was born on Saturday, January 9, 1982, and Prince William on Monday, June 21, 1982. Born just 163 days apart in the same year, they are among the closest-in-age couples here.
In generational terms, Kate Middleton belongs to the Millennials, the same generation as Prince William. Their zodiac signs are ♑ Capricorn and ♋ Cancer.
Prince William and Kate Middleton: by the numbers
- Kate Middleton was born on a Saturday; Prince William on a Monday.
- The gap is 163 days in total — about 23 weeks.
- Both belong to the Millennials.
- Kate Middleton is a child of the 1980s, Prince William the 1980s.
- Zodiac signs: ♑ Capricorn and ♋ Cancer.
Want the gap between two other people? Enter any two birth dates in the Age Difference Calculator for the same years-months-days breakdown, total days, both zodiac signs, and your next shared birthday. To work out a single person's exact age, use the Age Calculator; to count the days between any two dates, the Date Difference Calculator; or to find the weekday someone was born, the Birthday Calculator.
Prince William and Kate Middleton FAQs
How big is the age gap between Prince William and Kate Middleton?
Kate Middleton (born January 9, 1982) is 5 months, 12 days older than Prince William (born June 21, 1982) — an age gap of 5 months.
Who is older, Prince William or Kate Middleton?
Kate Middleton is older, by 5 months, 12 days.
How many days apart were Prince William and Kate Middleton born?
They were born 163 days apart — about 23 weeks, which is 5 months, 12 days.
What are Prince William's and Kate Middleton's zodiac signs?
Kate Middleton (born January 9, 1982) is ♑ Capricorn, while Prince William (born June 21, 1982) is ♋ Cancer.