Is May 11 a rare birthday? Ordinary
Rarer than 58% of all 366 dates.
May 11 in numbers
The odds, the star sign and the other dates that come with it.
Where May 11 ranks
From most common birthday to rarest, May 11 ranks in position #213, with 10,739 births a year. 212 other dates are more common. 88 dates are within 1% of its count, anywhere from #170 to #258, so the exact position is a close thing.
May 11 through the years
Where it ranked in the United States, year by year.
common
May 11 in other countries
May 11 is the 154th rarest birthday in the United States. It is not among the 50 rarest in any of the 26 other countries, and ranges from #35 in Argentina to #293 in Chile.
Argentina
#35 of 366
1,711 births on an average May 11
DEIS, 2018–2023Portugal
#50 of 366
308 births on an average May 11
INE Portugal, 1980–2025Brazil
#61 of 366
8,532 births on an average May 11
DATASUS, 1997–2024France
#65 of 366
2,216 births on an average May 11
INSEE, 1998–2024Ireland
#75 of 366
172 births on an average May 11
CSO, 1980–2023Belgium
#92 of 366
334 births on an average May 11
Statbel, 1992–2025Ecuador
#99 of 366
784 births on an average May 11
INEC, 2013–2023Switzerland
#100 of 366
227 births on an average May 11
FSO, 1969–2025Peru
#116 of 366
1,225 births on an average May 11
INEI, 2019–2025Norway
#132 of 366
160 births on an average May 11
SSB, 2011–2025Latvia
#134 of 366
55 births on an average May 11
CSB, 1996–2025Finland
#141 of 366
143 births on an average May 11
Statistics Finland, 2010–2025Denmark
#147 of 366
167 births on an average May 11
Statistics Denmark, 2007–2025Guatemala
#153 of 366
953 births on an average May 11
INE Guatemala, 2018–2024Costa Rica
#154 of 366
169 births on an average May 11
INEC Costa Rica, 2014–2024Germany
#161 of 366
2,032 births on an average May 11
Destatis, 2014–2025Hungary
#162 of 366
328 births on an average May 11
KSH, 1970–2020Japan
#162 of 366
2,792 births on an average May 11
e-Stat, 1996–2025Netherlands
#171 of 366
497 births on an average May 11
CBS, 1995–2025Slovenia
#173 of 366
53 births on an average May 11
SURS, 2000–2025England & Wales
#187 of 366
1,782 births on an average May 11
ONS, 1995–2025Mexico
#197 of 366
4,979 births on an average May 11
INEGI, 2017–2023Malaysia
#216 of 366
1,387 births on an average May 11
DOSM, 2000–2022Philippines
#218 of 366
4,385 births on an average May 11
PSA, 2006–2024New Zealand
#284 of 366
154 births on an average May 11
Stats NZ, 1980–2023Chile
#293 of 366
676 births on an average May 11
DEIS, 1990–2017
Famous people born on May 11
Ranked by how often people looked them up on Wikipedia last year.
Sabrina CarpenterAmerican singer, songwriter and actress · born 1999
Natasha RichardsonBritish actress · born 1963
Cam NewtonAmerican football player · born 1989
Brad MarchandCanadian ice hockey player · born 1988
Richard FeynmanAmerican theoretical physicist · born 1918
Salvador DalíSpanish surrealist artist · born 1904
Tim Blake NelsonAmerican actor · born 1964
Shira HaasIsraeli actress · born 1995May against the other eleven
May 11 is the 14th most common of the 31 days in May. All May birthdays.
May is the 6th most common month of the year
An average May day sees 10,702 births in the United States. September is the busiest month, January the quietest.
Quick answers
How many babies are born on May 11?
About 10,739 a year in the United States. It was at its most common in 1993, when 12,492 babies were born and it ranked #34 of 365; at its rarest in 1969, with 8,122 births at #360.
Is May 11 a common birthday?
In the United States, May 11 is the 154th rarest of 366 dates, with about 10,739 births a year. That makes it an ordinary birthday: neither rare nor especially common.
What is the rarest May birthday?
In the United States, May 27: the 20th rarest of all 366 dates, with about 10,322 births a year. The most common May birthday is May 24, the 105th most common of the year.
How precise is the ranking?
In the middle of the calendar it is not exact. 88 other dates are within 1% of May 11's count, spread from #170 to #258, so the position inside that group would shift with a different set of years. That band is the accurate answer; the rank is the simple one. At the ends — Christmas Day, New Year's Day — nothing is close.
Is May 11 rarer in other countries?
In some. It is rarer in 4 of the 26 other countries we hold daily records for. It is at its rarest in Chile, at #293 of 366, and at its most common in Argentina, at #35.
How this is counted
Every date is ranked by how many babies are born on it in the United States. Live births by day of birth from the CDC's National Center for Health Statistics, 1989–2024.
Updated October 2026