Birthdays
July 31 Birthday: Personality, Birth Card and Numbers
People born on July 31 have the Ten of Hearts as their birth card: as a Ten of Hearts, they aim high and work hard, and can lose sight of the life the goal was meant to serve. Their Sun is in Leo in the tropical zodiac and in Cancer in the sidereal zodiac, in Human Design Gate 33, Privacy, and their birthday number is 31, which reduces to 4.
| Birth card | Ten of Hearts |
|---|---|
| Sun sign (tropical) | Leo |
| Sun sign (sidereal) | Cancer |
| Human Design Sun gate | Gate 33, Privacy |
| Gene Key | 33: Forgetting → Mindfulness → Revelation |
| Birthday number | 31 (4) |
| Karma cards | Jack of Clubs and Five of Spades |
Find your birth card, free: Your birth card and planetary ruling card from your birth date.
Discover your Birth Card: One card out of fifty-two, decided by the day you were born. The shortest accurate description of you that exists.
The birth card for July 31 is the Ten of Hearts
Hearts is the suit of love, family and friendship, so your deepest lessons arrive through the people you care about, often the ones you cannot walk away from.
As a Ten, you aim high and work hard, and can lose sight of the life the goal was meant to serve. The card dares you to receive what you have built and make room for the people you built it for.
At work you do best with a large goal and the freedom to reach it your own way.
In love you need a partner who supports your goals, and they need to see you arrive for them as fully as for the work.
The Sun is in Leo, or Cancer in the sidereal zodiac
The tropical zodiac follows the seasons; the sidereal zodiac follows the constellations, which have drifted about 24 degrees since the two were aligned. So on July 31 the Sun is in Leo by one reckoning and Cancer by the other.
Sun in Leo: You need to be seen for who you are, not admired but seen. Self-expression is not vanity for you; it is how you stay alive. The line it turns on is whether you are being yourself or performing yourself.
Sun in Cancer: Your identity is shaped by feeling: what moves you, who needs you, what you would protect. That emotional intelligence is real. Used consciously, it is care. Unconsciously, it becomes armour.
Around the change of sign, the exact day shifts by year. Your chart settles it.
The Sun is in Gate 33, Privacy
In Human Design and Gene Keys, the Sun on July 31 is in Gate 33: your Personality Sun, and the key at the centre of your Life’s Work. Withdrawing and the wisdom of knowing when to step back.
As Gene Key 33, it runs from the Shadow of Forgetting, through the Gift of Mindfulness, to the Siddhi of Revelation.
Gates change every five or six days, so near the edges your Sun may sit in the gate next door. Your chart shows the line too.
Your birthday number is 31, which reduces to 4
The birthday number is a specific talent carried in the day you arrived: the day of the month, 31, read on its own and as 4.
4, The Builder: Form and foundation. Four is not dullness; it is structure, work, and the patience to make things that outlast the mood that started them.
You are here to build things that last, one honest step at a time. Steady can quietly become stuck, and the work is noticing when the plan needs to change.
Read together, these say more than any one alone
A birthday fixes your birth card, your Sun sign and your Sun gate. The year, the time and the place fill in the rest: the Life Path number, the rising sign and the whole Human Design chart. We read them together, each one a lens on you. That’s where a birthday starts sounding like a person.
Questions people ask
What is the birth card for July 31?
The Ten of Hearts.
What zodiac sign is July 31?
Leo in the tropical zodiac and Cancer in the sidereal zodiac.
What Human Design gate is the Sun in on July 31?
Gate 33, Privacy. Near a gate change the exact day can shift by year.
What is the birthday number for someone born on the 31st?
31, which reduces to 4.