Libra
Air · Birthstone Sapphire · Flower Aster
- Zodiac sign
- Libra
- Element
- Air
- Ruling planet
- Venus
- Birthstone
- Sapphire
- Birth flower
- Aster
- Day of week in 2026
- Wednesday
What it means to be born on September 23
A birthday on the 23rd of September falls under Libra, libra is a cardinal air sign ruled by Venus, the only zodiac sign symbolised by an object, the scales, standing for balance, fairness and harmony. Tradition ties Libra to partnership and diplomacy. Libra season opens autumn.
Your September 23 birthstone and flower
Because September 23 sits in September, your birthstone is Sapphire, a royal blue gem traditionally meaning wisdom, loyalty and nobility. Your birth flower is the Aster, which stands for wisdom, faith and valour. Together they make a natural birthday pairing for a card, gift or tattoo.
Libra strengths and matches
Libra is often described as diplomatic, fair-minded, sociable. In the traditional element model, Libra matches most easily with Gemini, Aquarius and Leo.
See the full birth profile
Want the shareable card for September 23? Open the birth profile tool, pick this date, and download a card to save or share. You can also read the full September overview.
Frequently asked questions
What zodiac sign is September 23?
Anyone born on September 23 is a Libra, a cardinal air sign ruled by Venus.
What is the birthstone for September 23?
The birthstone for September 23 is Sapphire, the September birthstone.
What is the birth flower for September 23?
The birth flower for September 23 is the Aster, the September birth flower.
Other birthdays
Last updated 2 July 2026.