What Happens If Someone Is Born on February 29?

A person born on February 29th is often called a “Leapling” or “Leap Day Baby.” Their birth date appears on the calendar only during a leap year, which occurs approximately every four years. A leap year contains 366 days instead of the usual 365, with the extra day added to February. This adjustment is necessary because the Earth’s orbit around the sun takes about 365.242 days.

The Leap Year Birthday Dilemma

The most immediate question for a Leapling is when to celebrate their birthday during the three non-leap years when February 29th does not exist. This choice is a matter of personal preference, not a legal requirement, and Leaplings generally choose between February 28th or March 1st. Celebrating on February 28th allows the individual to keep their birthday within the month of February, marking the last day of the month as their special occasion.

Other Leaplings prefer to celebrate on March 1st, arguing that this date ensures they celebrate after the day their birth occurred in the previous year. Since February 29th is the day following February 28th, March 1st maintains the chronological sequence of days. Some individuals embrace the flexibility of their situation, choosing to celebrate on both the 28th and the 1st, or going all-out for their “true” birthday every four years. This personal choice allows Leaplings to navigate the social aspect of their rare birth date, often joking that they are technically much younger than their peers because they have had fewer actual birthdays.

Legal and Official Recognition

While the celebratory date is a personal choice, the legal determination of a Leapling’s age for official purposes is handled by specific jurisdictional laws. The legal standard for attaining a new age, such as reaching 18 for voting or 21 for certain privileges, requires the completion of a full year from the date of birth. In non-leap years, the absence of February 29th means that the 365th day following the birth date falls on March 1st.

Many jurisdictions, including the United Kingdom and Hong Kong, officially recognize March 1st as the date a Leapling legally attains a new age in a common year. Official documents, such as driver’s licenses and passports, record the actual birth date of February 29th. However, government databases and automated systems often default to March 1st for age-related milestones. Some online forms and older software systems may not even recognize February 29th as a valid date, which can create minor bureaucratic challenges.

Rarity and Notable Leaplings

Being born on February 29th is statistically rare, with the approximate odds of this occurring being about 1 in 1,461. This calculation is based on the fact that the date appears only once in a four-year cycle, which contains 1,461 days. It is estimated that there are only about five million Leaplings worldwide, making them a very small demographic.

This shared experience has led to the formation of unique communities, such as the Honor Society of Leap Year Day Babies, which connects individuals who share the rare birth date. The town of Anthony, Texas, has declared itself the “Leap Year Capital of the World” and hosts an international festival for Leaplings. Notable individuals born on this date include motivational speaker Tony Robbins and rapper Ja Rule, who both celebrate their “true” birthday only every four years.