July 31 birthdayZodiac sign, famous birthdays, personality and your 2027 numbers
The short answer
July 31 is a Leo birthday in the first decan of Leo with birthday number 4 and a Personal Year 22 in 2027; J. K. Rowling (1965), Milton Friedman (1912) and Louis de Funès (1914) were born on July 31 too.
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July 31 zodiac sign: Leo
- Sun sign
- Leo
- Sun at noon UTC
- 7.4° to 8.8° Leo
- Decan
- First of Leo, 0° to 10°
- Element and mode
- Fire, fixed
- Ruling planet
- The Sun
In every one of the 91 years from 1940 to 2030 the Sun stood in Leo for the whole of July 31, in every time zone on Earth, between 7.4° and 8.8° of the sign at noon UTC, so a July 31 birthday is a Leo birthday whatever the year or the hour.
At noon UTC on July 31 the Sun is in the first decan of Leo, 0° to 10°, in every one of those years, a face that belongs to Saturn in the Chaldean order and is read through Leo, ruled by the Sun, by triplicity; in most years the decan runs from July 23 to August 1, and July 31 is its ninth day.
In most years July 31 is the 9th day of the Sun’s season in Leo, which runs from July 23 to August 22 counted at noon UTC, with 22 days of it still to come. July 31 is the 212th day of a common year and the 213th of a leap year, with 153 days of the year still to come after it.
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Famous July 31 birthdays
The earliest born of the twelve is Philip the Good, in 1396, and the most recent Victoria Azarenka, in 1989; three of them were born after 1949.
Born since 1950
- J. K. Rowling (born 1965), English author
- Victoria Azarenka (born 1989), Belarusian tennis player
- Antonio Conte (born 1969), Italian association football player and manager
Born from 1900 to 1949
- Milton Friedman (1912–2006), American economist and statistician
- Louis de Funès (1914–1983), French actor and comedian
- Richard Griffiths (1947–2013), British actor
- Jean Dubuffet (1901–1985), French artist
- Geraldine Chaplin (born 1944), British-American actress
Born in the 1800s
- Premchand (1880–1936), Indian writer of Hindi and Urdu fiction
- Friedrich Wöhler (1800–1882), German chemist
Born before 1800
- Maximilian II, Holy Roman Emperor (1527–1576), King of the Romans, King of Hungary, Croatia and Bohemia
- Philip the Good (1396–1467), Duke of Burgundy from 1419 to 1467
Birthdays from Wikidata, checked against Wikipedia’s “On this day” births: the twelve best known of the 60 people the Almanac’s table keeps for July 31, by how many Wikipedia editions cover them, with dates before the calendar reform as the sources give them.
July 31 birthday personality
Saturn opens Leo in the Chaldean scheme while the Sun keeps it by triplicity, a pairing the old books read as dignity under discipline: the heir who has to earn the crown. The warmth is real here, and so is the weight of wanting to do everything properly.
The 31st adds 3 and 1 into 4, so numerology reads the creative and the independent settling into a builder’s discipline. It is a birthday linked with practical originality. In a fire sign the 4’s discipline is read as the hearth around the flame, the structure that lets a big energy burn for years rather than an evening.
A question to carry from July 31: what would your warmth build if you gave it one hour, every day, for a month?
The Sun in Leo and the number 4 are only part of the story: your Moon, your rising sign and the rest of your chart have as much to say, and the tradition offers all this as a mirror, never a verdict.
Birthday number 4
Born on the 31st, 3 + 1 = 4, so your birthday number is 4: a 4 vibration supports structure, discipline, foundations, work, and stability, with structure and reliability as its gift and rigidity, fear, or over-control as its strain.
Your 2027 numbers

For a birthday on July 31 the house method reduces the birth month and the day on their own and adds the Universal Year of 2027, 11 (2 + 0 + 2 + 7 = 11, a master number kept whole), as it stands: July, the 7th month, gives 7, the 31st reduces to 4, and 7 + 4 + 11 = 22, a master number the Almanac keeps whole, so 2027 is your Personal Year 22.
A Personal Year 22, the master builder’s year, is kept whole rather than reduced to 4, and read as the year a large plan can take real shape. With 2027 a Universal Year 11 the reading pairs vision with the patience to build it properly.
Personal Months of 2027, a Personal Year 22: Jan 5 Feb 6 Mar 7 Apr 8 May 9 Jun 1 Jul 11 Aug 3 Sep 4 Oct 5 Nov 33 Dec 7
In 2027 July 31 falls on a Saturday, the day the old reckoning gives to Saturn, and is a Personal Day 6 (11 + 31 = 42, then 6) in a Personal Month 11 (22 + 7 = 29, then 11), while July is a master month 11 and November is a master month 33; the Personal Year itself turns on 1 January, not on the birthday.
July birthstone and birth flower
- Birthstone
- Ruby
- Birth flowers
- Larkspur, and water lily as the second flower
July’s ruby comes from the modern list (the Jewelers of America list of 1912, as since revised), and its larkspur and water lily from The Old Farmer’s Almanac.
More birthdays
Common questions
What zodiac sign is July 31?
Leo: from 1940 to 2030 the Sun stayed in Leo for the whole of July 31 in every year and every time zone, 7.4° to 8.8° into the sign at noon UTC, so no birth year or birth time changes it.
Is July 31 a cusp birthday?
No: the Sun stays in Leo all day on July 31 in every year from 1940 to 2030, wherever on Earth the birth takes place, and the nearest cusp birthday is July 23, eight days earlier.
Who was born on July 31?
Among the best known people born on July 31 are J. K. Rowling (born 1965), Milton Friedman (1912–2006) and Louis de Funès (1914–1983), with Premchand, Richard Griffiths and Victoria Azarenka and six more named on this page.
What is the birthday number for July 31?
4. Born on the 31st, 3 + 1 = 4, so your birthday number is 4: a 4 vibration supports structure, discipline, foundations, work, and stability, with structure and reliability as its gift and rigidity, fear, or over-control as its strain.
What is the 2027 Personal Year for a July 31 birthday?
22. For a birthday on July 31 the house method reduces the birth month and the day on their own and adds the Universal Year of 2027, 11 (2 + 0 + 2 + 7 = 11, a master number kept whole), as it stands: July, the 7th month, gives 7, the 31st reduces to 4, and 7 + 4 + 11 = 22, a master number the Almanac keeps whole, so 2027 is your Personal Year 22.
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