Leap Year Baby Calculator

Check if the following year is a leap year:

Leap Year Information

February 29 is the most unique birth date! The next possible is just days away on February 29, 2016. After that, it's years away, in 2020!

Want to what-if calculate approximate conception date for a February 29, 2020 due date? Use the reverse pregnancy calculator! Just make sure to re-calculate when 2019 rolls in!

Leap Year Tidbits...

Why Leap Year? Most years have 365 days. Leap years have 366 days - the extra day is February 29th. It takes 365.25 days for Earth to circle the Sun (365.256363, a sidereal year, to be more precise!), so the leap year every 4 years is the catch-up day to synchronize the calendar.

Leaping Lizards! Why we like leap years is that you get 1 more day: to TTC, take a vacay day, spend time with family and friends, read, anything...

A leap year baby is (of course!) born during a leap year, and a leapling is someone born on February 29. Famous leap year babies include:

  • Katy Perry
  • Ryan Reynolds
  • Paul Hewson (Bono)
  • Rihanna
  • Will Smith
  • Selena Gomez
  • Colin Firth
  • Courtney Cox
  • Owen Wilson
  • Will Smith
  • Cameron Diaz
  • Chris Tucker
  • Prince Harry
  • Russel Crowe
  • Emma Stone
  • Rupert Grint
  • Demi Lovato
  • Antonio Sabato Jr.

Tradition: In Ireland, women were given the green light to propose marriage on February 29th. If he refused, she'd be compensated!

Leap Year Birthdays! - If Leap Year only comes around every 4 years, what does a person born on Feb 29th do about birthdays the other 3 years? Generally, the person picks either Feb 28 or March 1 to celebrate. But what about turning 18, and being able to vote...? In many countries, including the USA, a person born Feb 29 is considered to be 18 on March 1!