Is November 21 a rare birthday? Ordinary

More common than 71% of all 366 dates.

November 21 #107
Most commonSeptember 9RarestDecember 25
Cartoon birthday scene for November 21: a child behind a cake whose candles spell the date
At a glance

November 21 in numbers

The odds, the star sign and the other dates that come with it.

Born each year≈ 11,104in the United States — about 946,000 of them are alive today
In a full stadium140 peopleof 50,000 were born on November 21
On the day itselfEvery 8 secondsa baby is born on November 21 somewhere in the United States
Star signScorpiomore common than 28 of the 30 Scorpio birthdays
Half-birthdayMay 21six months later, to the day
Conceived aroundFebruary 28A long winter night, then.
Birth frequency by rank

Where November 21 ranks

From most common birthday to rarest, November 21 ranks in position #107, with 11,104 births a year. 259 other dates are rarer. 26 dates are within 1% of its count, anywhere from #95 to #121, so the exact position is a close thing.

56 years of records

November 21 through the years

Where it ranked in the United States, year by year.

Fell on a weekdayOn a weekend
rarestmost
common
1969, Friday: rank #138 of 365, 10,168 births1970, Saturday: rank #243 of 365, 9,926 births1971, Sunday: rank #343 of 365, 8,286 births1972, Tuesday: rank #69 of 366, 9,546 births1973, Wednesday: rank #222 of 365, 8,596 births1974, Thursday: rank #124 of 365, 9,035 births1975, Friday: rank #115 of 365, 9,049 births1976, Sunday: rank #313 of 366, 7,707 births1977, Monday: rank #119 of 365, 9,570 births1978, Tuesday: rank #68 of 365, 9,961 births1979, Wednesday: rank #107 of 365, 10,043 births1980, Friday: rank #124 of 366, 10,243 births1981, Saturday: rank #303 of 365, 8,746 births1982, Sunday: rank #343 of 365, 8,434 births1983, Monday: rank #138 of 365, 10,479 births1984, Wednesday: rank #128 of 366, 10,501 births1985, Thursday: rank #178 of 365, 10,638 births1986, Friday: rank #138 of 365, 10,856 births1987, Saturday: rank #293 of 365, 8,891 births1988, Monday: rank #128 of 366, 11,358 births1989, Tuesday: rank #41 of 365, 12,562 births1990, Wednesday: rank #162 of 365, 12,057 births1991, Thursday: rank #197 of 365, 11,700 births1992, Saturday: rank #300 of 366, 9,182 births1993, Sunday: rank #363 of 365, 7,912 births1994, Monday: rank #126 of 365, 11,807 births1995, Tuesday: rank #26 of 365, 12,503 births1996, Thursday: rank #131 of 366, 11,617 births1997, Friday: rank #92 of 365, 11,930 births1998, Saturday: rank #285 of 365, 8,687 births1999, Sunday: rank #351 of 365, 7,514 births2000, Tuesday: rank #1 of 366, 13,672 births2001, Wednesday: rank #209 of 365, 11,818 births2002, Thursday: rank #104 of 365, 12,431 births2003, Friday: rank #100 of 365, 12,770 births2004, Sunday: rank #328 of 366, 7,600 births2005, Monday: rank #74 of 365, 13,182 births2006, Tuesday: rank #14 of 365, 14,549 births2007, Wednesday: rank #194 of 365, 13,007 births2008, Friday: rank #170 of 366, 12,969 births2009, Saturday: rank #290 of 365, 8,228 births2010, Sunday: rank #326 of 365, 7,201 births2011, Monday: rank #63 of 365, 12,721 births2012, Wednesday: rank #166 of 366, 11,889 births2013, Thursday: rank #86 of 365, 12,384 births2014, Friday: rank #72 of 365, 12,612 births2015, Saturday: rank #275 of 365, 8,392 births2016, Monday: rank #74 of 366, 12,353 births2017, Tuesday: rank #31 of 365, 12,574 births2018, Wednesday: rank #184 of 365, 11,340 births2019, Thursday: rank #139 of 365, 11,394 births2020, Saturday: rank #286 of 366, 7,599 births2021, Sunday: rank #326 of 365, 7,089 births2022, Monday: rank #79 of 365, 11,513 births2023, Tuesday: rank #13 of 365, 11,764 births2024, Thursday: rank #86 of 366, 11,222 births1970198019902000201020202024

On a weekend it slips to #311, from #111 on a working day

Inductions and planned caesareans are booked on working days, so 28.6% fewer babies arrive and the date falls down the ranking. Each bar is the average rank of the years it landed on that day.

#100
Mon
#33
Tue
#172
Wed
#131
Thu
#119
Fri
#284
Sat
#337
Sun
Most common year
2000#1 of 366Tuesday · 13,672 births
Rarest year
1993#363 of 365Sunday · 7,912 births
Weekend years
16 of 5629% of the record2021 was the most recent
Around the world

November 21 in other countries

November 21 is the 107th most common birthday in the United States. It is among the 50 most common in 1 of the 26 other countries, and ranges from #48 in Costa Rica to #341 in Ireland.

  1. Costa Rica

    #48 of 366

    178 births on an average November 21

    INEC Costa Rica, 2014–⁠2024
  2. Philippines

    #83 of 366

    4,867 births on an average November 21

    PSA, 2006–⁠2024
  3. Malaysia

    #92 of 366

    1,425 births on an average November 21

    DOSM, 2000–⁠2022
  4. Guatemala

    #122 of 366

    964 births on an average November 21

    INE Guatemala, 2018–⁠2024
  5. Japan

    #158 of 366

    2,796 births on an average November 21

    e-Stat, 1996–⁠2025
  6. France

    #163 of 366

    2,157 births on an average November 21

    INSEE, 1998–⁠2024
  7. Mexico

    #167 of 366

    5,053 births on an average November 21

    INEGI, 2017–⁠2023
  8. England & Wales

    #199 of 366

    1,778 births on an average November 21

    ONS, 1995–⁠2025
  9. New Zealand

    #205 of 366

    157 births on an average November 21

    Stats NZ, 1980–⁠2023
  10. Chile

    #242 of 366

    682 births on an average November 21

    DEIS, 1990–⁠2017
  11. Portugal

    #257 of 366

    291 births on an average November 21

    INE Portugal, 1980–⁠2025
  12. Germany

    #272 of 366

    1,950 births on an average November 21

    Destatis, 2014–⁠2025
  13. Latvia

    #274 of 366

    51 births on an average November 21

    CSB, 1996–⁠2025
  14. Denmark

    #302 of 366

    157 births on an average November 21

    Statistics Denmark, 2007–⁠2025
  15. Netherlands

    #303 of 366

    483 births on an average November 21

    CBS, 1995–⁠2025
  16. Ecuador

    #310 of 366

    722 births on an average November 21

    INEC, 2013–⁠2023
  17. Norway

    #320 of 366

    137 births on an average November 21

    SSB, 2011–⁠2025
  18. Peru

    #322 of 366

    1,124 births on an average November 21

    INEI, 2019–⁠2025
  19. Brazil

    #323 of 366

    7,450 births on an average November 21

    DATASUS, 1997–⁠2024
  20. Finland

    #326 of 366

    133 births on an average November 21

    Statistics Finland, 2010–⁠2025
  21. Slovenia

    #326 of 366

    49 births on an average November 21

    SURS, 2000–⁠2025
  22. Hungary

    #327 of 366

    310 births on an average November 21

    KSH, 1970–⁠2020
  23. Argentina

    #333 of 366

    1,349 births on an average November 21

    DEIS, 2018–⁠2023
  24. Belgium

    #339 of 366

    308 births on an average November 21

    Statbel, 1992–⁠2025
  25. Switzerland

    #340 of 366

    207 births on an average November 21

    FSO, 1969–⁠2025
  26. Ireland

    #341 of 366

    160 births on an average November 21

    CSO, 1980–⁠2023
Zoom out

November against the other eleven

November 21 is the 2nd most common of the 30 days in November. All November birthdays.

November is the 3rd rarest month of the year

An average November day sees 10,616 births in the United States. September is the busiest month, January the quietest.

The whole year

Every date on one grid

In the United States, September is the busiest month of the year to be born in and January the quietest.

Each square is one date

November 21#107 of 36611,104 births a year

JanJFebFMarMAprAMayMJunJJulJAugASepSOctONovNDecD151015202530
RarestMost common

Compare with a friend

See how November 21 stacks up against someone else's birthday.

YouNovember 21
#107Rank
11,104Births a year
Friend
Questions

Quick answers

How many babies are born on November 21?

About 11,104 a year in the United States. It was at its most common in 2000, when 13,672 babies were born and it ranked #1 of 366; at its rarest in 1993, with 7,912 births at #363.

Is November 21 a common birthday?

In the United States, November 21 is the 107th most common of 366 dates, with about 11,104 births a year. That makes it an ordinary birthday: neither rare nor especially common.

What is the rarest November birthday?

In the United States, November 26: the 7th rarest of all 366 dates, with about 9,615 births a year. The most common November birthday is November 1, the 102nd most common of the year.

How precise is the ranking?

In the middle of the calendar it is not exact. 26 other dates are within 1% of November 21's count, spread from #95 to #121, 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 November 21 rarer in other countries?

In some. It is rarer in 23 of the 26 other countries we hold daily records for. It is at its rarest in Ireland, at #341 of 366, and at its most common in Costa Rica, at #48.

Our data

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.

Read the full methodology →

Updated October 2026