September 21 Birthday
Zodiac sign, birthstone, birth flower and more for everyone born on September 21.
The zodiac sign for September 21 is
Virgo
Virgo runs August 23 – September 22. September 21 is day 30 of 31 in Virgo season, in the 3rd decan.
September 21 is on the Cusp of Beauty (Virgo–Libra).
People born near a sign change are often said to share traits of both signs.
Birthstone
Sapphire
Birth flower
Aster
Also morning glory
Ruling planet
Mercury
Decan ruler: Venus
How common
#32 of 366
11,856 US births a year
Day of the year
Day 264
Day 265 in a leap year
September 21 zodiac sign: Virgo
Virgo is an earth sign ruled by Mercury, which gives it a reputation for sharp, practical thinking. Virgos are said to notice what others miss and to like being useful.
| Symbol | ♍ Maiden |
|---|---|
| Dates | August 23 – September 22 |
| Element | Earth |
| Modality | Mutable |
| Ruling planet | Mercury |
| Traits | analytical, practical, modest, hardworking |
| Strengths | Careful, reliable, helpful and good at details. |
| Weaknesses | Overcritical, a worrier and hard on themselves. |
| Opposite sign | Pisces |
| Most compatible with | Taurus, Cancer, Scorpio, Capricorn, Pisces |
The 3rd decan of Virgo
Each sign is split into three decans of about ten days. September 21 falls in the 3rd decan, which is co-ruled by Venus, the planet of Taurus. Astrologers say this adds a touch of Taurus (steady, patient) to the Virgo personality.
September 21 birthstone: Sapphire
Everyone born in September shares the same birthstone.
| Stone | Color | Hardness (Mohs) | Said to symbolize |
|---|---|---|---|
| Sapphire | Blue | 9 | Wisdom, loyalty and nobility |
September 21 birth flower: Aster and Morning glory
- Aster: love, wisdom and faith
- Morning glory: affection
More about September birthdays
How common is a September 21 birthday?
September 21 is the 32nd most common birthday in the US out of 366. An average of 11,856 babies were born on it each year from 1994 to 2014, 6% more than on an average day.
Based on US birth records, 1994–2014. See every date ranked.
What day of the week was September 21?
Here’s the day of the week September 21 fell on each year, and the Chinese zodiac animal for someone born that day.
| Birth date | Day of the week | Chinese zodiac |
|---|---|---|
| September 21, 2030 | Saturday | Metal Dog |
| September 21, 2029 | Friday | Earth Rooster |
| September 21, 2028 | Thursday | Earth Monkey |
| September 21, 2027 | Tuesday | Fire Goat |
| September 21, 2026 | Monday | Fire Horse |
| September 21, 2025 | Sunday | Wood Snake |
| September 21, 2024 | Saturday | Wood Dragon |
| September 21, 2023 | Thursday | Water Rabbit |
| September 21, 2022 | Wednesday | Water Tiger |
| September 21, 2021 | Tuesday | Metal Ox |
| September 21, 2020 | Monday | Metal Rat |
| September 21, 2019 | Saturday | Earth Pig |
| September 21, 2018 | Friday | Earth Dog |
| September 21, 2017 | Thursday | Fire Rooster |
| September 21, 2016 | Wednesday | Fire Monkey |
| September 21, 2015 | Monday | Wood Goat |
| September 21, 2014 | Sunday | Wood Horse |
| September 21, 2013 | Saturday | Water Snake |
| September 21, 2012 | Friday | Water Dragon |
| September 21, 2011 | Wednesday | Metal Rabbit |
| September 21, 2010 | Tuesday | Metal Tiger |
| September 21, 2009 | Monday | Earth Ox |
| September 21, 2008 | Sunday | Earth Rat |
| September 21, 2007 | Friday | Fire Pig |
| September 21, 2006 | Thursday | Fire Dog |
| September 21, 2005 | Wednesday | Wood Rooster |
| September 21, 2004 | Tuesday | Wood Monkey |
| September 21, 2003 | Sunday | Water Goat |
| September 21, 2002 | Saturday | Water Horse |
| September 21, 2001 | Friday | Metal Snake |
| September 21, 2000 | Thursday | Metal Dragon |
| September 21, 1999 | Tuesday | Earth Rabbit |
| September 21, 1998 | Monday | Earth Tiger |
| September 21, 1997 | Sunday | Fire Ox |
| September 21, 1996 | Saturday | Fire Rat |
| September 21, 1995 | Thursday | Wood Pig |
| September 21, 1994 | Wednesday | Wood Dog |
| September 21, 1993 | Tuesday | Water Rooster |
| September 21, 1992 | Monday | Water Monkey |
| September 21, 1991 | Saturday | Metal Goat |
| September 21, 1990 | Friday | Metal Horse |
| September 21, 1989 | Thursday | Earth Snake |
| September 21, 1988 | Wednesday | Earth Dragon |
| September 21, 1987 | Monday | Fire Rabbit |
| September 21, 1986 | Sunday | Fire Tiger |
| September 21, 1985 | Saturday | Wood Ox |
| September 21, 1984 | Friday | Wood Rat |
| September 21, 1983 | Wednesday | Water Pig |
| September 21, 1982 | Tuesday | Water Dog |
| September 21, 1981 | Monday | Metal Rooster |
| September 21, 1980 | Sunday | Metal Monkey |
| September 21, 1979 | Friday | Earth Goat |
| September 21, 1978 | Thursday | Earth Horse |
| September 21, 1977 | Wednesday | Fire Snake |
| September 21, 1976 | Tuesday | Fire Dragon |
| September 21, 1975 | Sunday | Wood Rabbit |
| September 21, 1974 | Saturday | Wood Tiger |
| September 21, 1973 | Friday | Water Ox |
| September 21, 1972 | Thursday | Water Rat |
| September 21, 1971 | Tuesday | Metal Pig |
| September 21, 1970 | Monday | Metal Dog |
| September 21, 1969 | Sunday | Earth Rooster |
| September 21, 1968 | Saturday | Earth Monkey |
| September 21, 1967 | Thursday | Fire Goat |
| September 21, 1966 | Wednesday | Fire Horse |
| September 21, 1965 | Tuesday | Wood Snake |
| September 21, 1964 | Monday | Wood Dragon |
| September 21, 1963 | Saturday | Water Rabbit |
| September 21, 1962 | Friday | Water Tiger |
| September 21, 1961 | Thursday | Metal Ox |
| September 21, 1960 | Wednesday | Metal Rat |
| September 21, 1959 | Monday | Earth Pig |
| September 21, 1958 | Sunday | Earth Dog |
| September 21, 1957 | Saturday | Fire Rooster |
| September 21, 1956 | Friday | Fire Monkey |
| September 21, 1955 | Wednesday | Wood Goat |
| September 21, 1954 | Tuesday | Wood Horse |
| September 21, 1953 | Monday | Water Snake |
| September 21, 1952 | Sunday | Water Dragon |
| September 21, 1951 | Friday | Metal Rabbit |
| September 21, 1950 | Thursday | Metal Tiger |
| September 21, 1949 | Wednesday | Earth Ox |
| September 21, 1948 | Tuesday | Earth Rat |
| September 21, 1947 | Sunday | Fire Pig |
| September 21, 1946 | Saturday | Fire Dog |
| September 21, 1945 | Friday | Wood Rooster |
| September 21, 1944 | Thursday | Wood Monkey |
| September 21, 1943 | Tuesday | Water Goat |
| September 21, 1942 | Monday | Water Horse |
| September 21, 1941 | Sunday | Metal Snake |
| September 21, 1940 | Saturday | Metal Dragon |
More about September 21
| Season (Northern Hemisphere) | Summer |
|---|---|
| Day of the year | 264 (265 in a leap year) |
| Days left in the year | 101 (101 in a leap year) |
Want your exact age or a countdown? Try the age calculator on our sister site Day Count Box.
September 21 birthday questions
- What zodiac sign is September 21?
- People born on September 21 are Virgo (♍), the Maiden. Virgo season runs from August 23 – September 22.
- What is the birthstone for September 21?
- The birthstone for September 21 is the September birthstone: sapphire.
- What is the birth flower for September 21?
- September’s birth flowers are the aster and morning glory.
- Is September 21 on a cusp?
- Yes. September 21 falls in the Cusp of Beauty, between Virgo and Libra.
- How rare is a September 21 birthday?
- September 21 is the 32nd most common birthday in the US out of 366. An average of 11,856 babies were born on it each year from 1994 to 2014, 6% more than on an average day.
- What day of the year is September 21?
- September 21 is day 264 of the year, or day 265 in a leap year.