What is the most popular birthday?

The most popular birthday in the U.S. is September 9th, with many other September dates also ranking high, likely due to holiday season conceptions around December; the top 10 list is dominated by early-to-mid September birthdays, with July 7th being the only non-September date, according to analyses of U.S. birth data https://www.kremp.com/pages/most-common-birthday-month-and-year-by-state, https://www.thebump.com/a/most-common-birthday,.

What are the top 10 most popular birthdays?

The top 10 most popular birthdays are dominated by September dates, with September 9th often cited as the most common, followed closely by other September days like 19th, 12th, 17th, 10th, 20th, 15th, 16th, and 18th, with the single non-September date in the top group typically being July 7th, likely due to holiday conceptions around Christmas and New Year's.
 

What is the rarest birthday?

The rarest birthday is February 29 (Leap Day), occurring only every four years, followed by major holidays like December 25 (Christmas Day), January 1 (New Year's Day), and December 24 (Christmas Eve), due to fewer scheduled inductions and C-sections on holidays, with other rare days often near holidays or falling on less popular months like February, according to US data from CDC and analyses from sources like CBS Miami and Reader's Digest and Historic Acres of Hershey.
 

What month are most people born in?

Most people in the U.S. are born in late summer, with August often being the most common birth month overall, followed closely by July and September, which has the most common individual birth dates due to conceptions around the December holidays. This pattern points to the holiday season (late November/December) as the peak time for conception, leading to summer births, according to this BabyCenter article, this Live Science article, this USA Today article, and this UnityPoint Health article.
 

Why is 9 9 the most common birthday?

Today, September 9th, is the most common birthday in America. In fact, 9 of the 10 most common birthdays are in September. The most likely reasons are increased conceptions over the Holidays, and parents wanting their kids to be among the oldest in their class.

Probability Comparison: How Common Is Your Name?

What is the unhealthiest birth month?

Mitral valve disorder shows a clear bimodal seasonal pattern-a major disease risk peak among persons born in March and a smaller disease risk peak among those born in August. Atrial fibrillation peaks among persons born in March, with a trough between September and November.

What is a diamond birthday?

A diamond birthday is a special milestone when your age matches the last two digits of your birth year, like turning 75 if born in 1975, or turning 81 if born in 1981, often celebrated with sparkly, diamond-themed parties to mark a life well-lived, sometimes called a platinum birthday too. 

What was the biggest baby ever born?

The biggest baby ever born, according to Guinness World Records, was "Babe," a boy weighing 22 pounds (10 kg) and measuring 28 inches long, born to giantess Anna Haining Bates in Seville, Ohio, in 1879, though he sadly only lived 11 hours. Another contender for the heaviest baby to survive infancy is a boy born in Italy in 1955, weighing 22 lbs, 8 oz (10.2 kg), though documentation for this is less robust than for "Babe". 

What is the rarest month to give birth?

You're least likely to give birth in February, which is the rarest birthday month.

Do twins share a birthday often?

Twins are defined as children produced in the same pregnancy. Usually, they are delivered only a few minutes or hours apart. But they can have different birthdays. This most commonly happens when labor and delivery begins before midnight on one day and ends after the clock changes to the next day.

What is the hardest day to be born on?

The "worst" days to be born are generally considered to be Christmas Day (Dec. 25) and Leap Day (Feb. 29), due to holiday conflicts and rarity, respectively, with many parents (40% and 38%) disliking these dates for their children; other disliked days include New Year's Day, Halloween, and the anniversary of a loved one's death, as these dates overshadow the birthday, according to a survey of mothers. 

What is the 99% birthday problem?

The answer in probability is quite surprising: in a group of at least 23 randomly chosen people, the probability that some pair of them having the same birthday is more than 50%. For 57 or more people, the probability reaches more than 99%. And of course, the probability reaches 100% if there are 367 or more people.

What is the golden date of birth?

Your golden birthday is the special day when you turn the same age as the day of the month you were born, like turning 15 on the 15th or 28 on the 28th, a fun milestone often celebrated with gold-themed parties, sometimes called a Champagne Birthday. 

What are the top 3 rarest birthdays?

The top 3 rarest birthdays globally often include February 29 (Leap Day), because it only occurs every four years, followed by major holidays like December 25 (Christmas Day), January 1 (New Year's Day), and December 24 (Christmas Eve), as fewer babies are born due to holiday scheduling. Other very uncommon birthdays are July 4th and dates surrounding Thanksgiving.
 

What is the most lucky birthday date?

There's no single "luckiest" birthday, but numerology suggests dates like the 1st, 10th, 19th, 28th (for Universal Year 1 in 2026) or the 8th (for wealth/career) are lucky, while some research points to April 30th for award-winning success. Astrology links months like May to magnetism, while specific dates (July 7, August 8, November 30) appear in lists due to billionaire stats or survival stories, but luck ultimately depends on personal belief and perspective. 

What are the main big birthdays?

Big birthdays, or milestone birthdays, mark significant life transitions and are celebrated with more fanfare, commonly including 13, 16, 18, 21, 30, 40, 50, 60, and onward (70, 80, 90, 100), representing entry into the teen years, legal adulthood, new decades, and old age. These ages symbolize new freedoms, accomplishments, and wisdom, making them special markers for reflection and celebration in many cultures.
 

What is the most unpopular month to be born?

The rarest birth month is February, primarily because it's the shortest month (28/29 days), leading to fewer total births, though specific rare days are often holidays like Christmas or New Year's when fewer C-sections are scheduled. After February, April and December tend to have lower birth counts compared to warmer months like August, July, and September, which are the most common, say BabyCenter.
 

What are the luckiest months to be born in?

Astrology suggests birth months influence luck, drawing opportunities and positive events. Individuals born in March, May, June, August, October, and December are highlighted for inherent optimism, cosmic backing, or karmic benefits.

What is the most rare time to be born?

The rarest day to be born is February 29 (Leap Day) because it only occurs every four years, but among the 365 days, the rarest are often major holidays like Christmas (December 25), New Year's Day (January 1), and Christmas Eve (December 24), due to fewer scheduled inductions and C-sections on those days. Late November birthdays around Thanksgiving are also less common. 

Has a baby frozen for 30 years woken up?

A baby boy has been born to an Ohio couple from an embryo that was frozen for more than 30 years, reportedly setting a new world record. Lindsey, 35, and Tim Pierce, 34, welcomed their son, Thaddeus Daniel Pierce, on Saturday.

What is the smallest baby ever born?

Doctors expected the baby to weigh around 1.5 pounds. Instead, the baby girl, Kwek Yu Xuan, weighed only 7.5 ounces and was deemed the smallest baby ever born. After 13 months of intensive neonatal care, Yu Xuan went home weighing about 14 pounds.

How rare is a 10 lb baby?

Overall, 8.9% of all babies born at 39 weeks or later weigh between 8 lbs., 13 oz., and 9 lbs., 15 oz., and 1.3% are born weighing 9 lbs., 15 oz. or more (U.S. Vital Statistics, 2019).

What is an Emerald birthday?

An Emerald Birthday is a special, rare birthday when the age you turn matches the number of your birth month (e.g., turning 5 if born in May, or 11 if born in November), making it a unique, once-in-a-lifetime celebration for those born in months 1 through 12, often associated with the May birthstone. It's distinct from the May birthstone itself, though both share the "emerald" theme, symbolizing renewal and beauty, notes The US Sun and Rarete Jewelry. 

What is a diamond 💎 meaning?

The word Diamond comes from the Greek word Adamas, which means indestructible. It is the only gem known to man that is made of a single element, Carbon, besides graphite.

What is your crown birthday?

A "crown birthday" is a rare milestone where your age, the day of the month you were born, and the last two digits of the current year all match, making it a truly unique celebration, often considered extra special and sometimes tied to traditions in places like the Netherlands where certain ages (like 5, 10, 20, 21) get special "crown" treatment.