September Birthdays
Birthstone, birth flower and zodiac signs for everyone born in September.
September birthstone
| Stone | Color | Hardness (Mohs) | Said to symbolize |
|---|---|---|---|
| Sapphire | Blue | 9 | Wisdom, loyalty and nobility |
Hardness is on the Mohs scale, where 10 is diamond. Stones under 7 scratch more easily, so they suit pendants and earrings better than everyday rings.
September birth flower
- Aster: love, wisdom and faith
- Morning glory: affection
September zodiac signs
- Virgo: September 1–22 (full sign August 23 – September 22)
- Libra: September 23–30 (full sign September 23 – October 22)
Every September birthday
How common are September birthdays?
About 11,811 babies are born on an average September day in the US. The busiest September birthday is September 9 and the quietest is September 1.
| Date | Rank (of 366) | Average births a year |
|---|---|---|
| September 9 | 1 | 12,344 |
| September 19 | 2 | 12,285 |
| September 12 | 3 | 12,282 |
| September 17 | 4 | 12,201 |
| September 10 | 5 | 12,190 |
| September 20 | 6 | 12,162 |
| September 15 | 8 | 12,126 |
| September 16 | 9 | 12,114 |
| September 18 | 10 | 12,112 |
| September 26 | 12 | 12,047 |
| September 8 | 13 | 12,029 |
| September 23 | 14 | 12,017 |
| September 24 | 18 | 11,993 |
| September 22 | 22 | 11,960 |
| September 25 | 24 | 11,921 |
| September 14 | 25 | 11,918 |
| September 27 | 27 | 11,906 |
| September 21 | 32 | 11,856 |
| September 13 | 33 | 11,850 |
| September 29 | 79 | 11,613 |
| September 28 | 84 | 11,594 |
| September 11 | 91 | 11,561 |
| September 30 | 95 | 11,531 |
| September 5 | 102 | 11,489 |
| September 7 | 106 | 11,437 |
| September 6 | 123 | 11,343 |
| September 4 | 142 | 11,267 |
| September 3 | 179 | 11,163 |
| September 2 | 223 | 11,042 |
| September 1 | 255 | 10,963 |
September birthday questions
- What is the September birthstone?
- The September birthstone is sapphire.
- What is the September birth flower?
- September’s birth flowers are aster and morning glory.
- What zodiac signs are in September?
- Virgo (September 1–22) and Libra (September 23–30).
- What is the most common birthday in September?
- September 9 is the most common September birthday (1st of the year), and September 1 is the least common.