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Jan Koum

Jan Koum (born February 24, 1976, Kyiv, Ukraine), aged 50, is an Ukrainian-born American entrepreneur, co-founder of WhatsApp.

Jan Koum’s zodiac sign is Pisces, Chinese zodiac is Fire Dragon, with Life Path 4 in numerology.

Your match with Jan

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Jan Koum’s AsterNym identity

The Radiant Explorer

Fire represents warmth, visibility and momentum. Fire-led charts are associated with enthusiasm, expression and the ability to encourage other people. Life Path 4 represents structure: foundations, systems and the patience to continue after the first enthusiasm fades.

Fire Day Master (BaZi) × mutable Sun × Life Path 4, on the physical plane.

How common is the name Jan in the U.S.?

#2731

US rank in 2025

~76,934

Americans share it since 1902

1956

its peak year

Jan ranked 617th among girls and 685th among boys in 1976, the year of this birth, with 254 American girls and 146 boys on the register.

US Social Security Administration public records

What Jan’s name adds up to

Worked from the name as published, letter by letter.

4

Expression · building what holds

1

Soul Urge · independence

3

Personality · bright, quick

The name opens on J (1) and closes on N (5). The value it repeats most is 1, which numerology reads as drive.

Pythagorean letter values · A=1 to I=9, then J=1 again

Jan’s lucky numbers, colours and stones

Traditional correspondences, calculated not chosen.

Lucky numbers

4 · 1 · 6 · 7

Lucky colours

Red & Orange

Lucky day

Thursday

Direction

↓ South

Season

summer

Stones

Amethyst, Yellow Sapphire, Carnelian

Flower constellation

💜 Violet · 🌸 Peony · 🌺 Poppy

Violet · Rose-gold · Flame orange

Eight Mansions · Kua number

Kua 2, trigram Kun 坤, West group. Best direction Northeast, worst East.

A different tradition from the Direction above, and a different question: feng shui reads it from the solar year 1976, which turns at Li Chun rather than at New Year, and from sex, which Wikidata records as male. Work out your own →

The record

What sets Jan apart

Training came by way of San Jose State University.

The working life starts in 2009, at 33.

Steve Jobs (1955) and Brian Schmidt (1967) share the birthday in another year, so the sun sits where it sits here.

Educated at
San Jose State University
Working from
2009
Citizenship
United States and Ukraine
Languages
Ukrainian
Wikipedia editions
34

What the chart says

Jan, according to the stars

Core essence

Jan feels everything, and it is the best and hardest thing about them. The core of Jan is imagination with a soft heart behind it: the daydream, the creative pull, the instinct that knows how someone is doing before they do. They absorb the mood of a room and give back something kinder. Their softness is not weakness, it is the whole point.

How Jan wants to be loved

Jan wants to be loved as a friend first, and then as everything. Venus in Aquarius needs freedom, conversation and a partner who finds their strangeness delightful. Rules and jealousy make them cold; acceptance makes them devoted. Let Jan be fully themselves and they will never want to be anywhere else.

How Jan creates

How Jan makes things happen: they light the room. A Yang Fire day master is the sun, warm, visible, impossible to ignore, generous with energy and expecting the same back. Jan creates in front of people and is at their best with an audience and a cause. The work is learning to rest before the fire does it for them.

Instinct

Instinct: Jan is larger than life, a Dragon year, and their gut reaction is to go big. Confident, lucky, a natural at the centre of things, and warm-hearted underneath the spectacle. The Fire year turns the volume up: warmer, bolder, more expressive, harder to overlook.

Purpose

Purpose: Life Path 4 is the builder. Jan is here to make things that last, to put structure under other people's dreams, to be trusted with the real work. Loyal, practical, honest, and learning that the plan can bend without breaking.

Triggers

Triggers: being bored, and being talked over. Mars in Gemini fights with words and wins, then forgets it happened. Jan scatters energy across three projects at once and somehow finishes two. The trick is choosing the argument worth having.

Computed from Jan's birth date. Working below.

Where Jan sits

Six lines

Jan’s dot comes from the chart; yours is where you put it.

Intimate circleWide network
Jan

You likely balance a tight inner circle with a wider orbit you dip into.

DeliberateSpontaneous
Jan

You likely weigh most decisions but can move fast when it matters.

PrivateExpressive
Jan

You likely share some feelings openly and keep others to yourself.

Cool off firstResolve immediately
Jan

You may need space before addressing conflict. Cooling off comes first.

PracticalVisionary
Jan

You likely balance practical steps with room to imagine further.

Gradual trustImmediate chemistry
Jan

You likely warm up at a pace that depends on the person and moment.

Tap each line where you sit.

All twelve of yours, from your birth date →

✦ A real star from their birth night

Dedicate a star to Jan Koum

Three stars chosen from the real sky above Kyiv on the night they were born. Choose the story that connects you.

Jan’s birth-night reference starMenkalinanwhite · AurigaMenkalinan, in Auriga. A white star, 83.6° above the horizon at 9 p.m. local time, the bright star nearest the zenith.Dedicate Menkalinan →The warmest lightCapellagolden yellow · AurigaCapella, in Auriga. A golden yellow star, 78.8° above the horizon at 9 p.m. local time, the warmest-toned bright star up that night.Dedicate Capella →

A 9 p.m. reference sky, not the birth minute. Dedications are commemorative and confer no ownership of stars.

The sky over Kyiv that night

Computed for 50.45°N, 9 p.m. local sky.

Overhead at Kyiv at 9 p.m. that evening: Menkalinan of Auriga, within 6.4° of the exact zenith.

The brightest star above the horizon was Sirius in Canis Major, and 106 catalog stars were up in all.

From 50.5°N, Capella and Deneb never go below the horizon: they are circumpolar at this latitude.

Nothing below −39.5° declination clears the horizon at this latitude, so Canopus, Rigil Kentaurus, Achernar, Hadar, Acrux, Mimosa and Toliman were never visible from Kyiv on any night.

The Moon, 25% lit at waning crescent, had already set; the Sun sat 24° below the horizon.

How unusual Jan's chart is

Chart pattern score

15 / 100 · Reassuringly normal

No Earth planets

An AsterNym index built from stelliums, yods, grand crosses and chart shape. It is not a population percentile, and a high score is not a better chart. Without a birth time the houses are left out of it.

Score your own chart →

Jan Koum at a glance

Pisces Sun

Dreams in full colour.

Jan Koum's Sun was in Pisces for the whole of February 24, 1976, so no birth time is needed to settle it.

What Pisces means →

Fire Dragon

Confident before the proof.

Jan Koum was born on February 24, 1976, which falls in a Fire Dragon year of the Chinese calendar.

What the Dragon means →

Life Path 4

Structure is comfort.

Jan Koum's birth date, February 24, 1976, reduces to Life Path 4 under the numerology method AsterNym uses.

What Life Path 4 means →

What stands out in Jan’s chart

Jan’s birth chart

Reference chart · birth time unknown

Positions are checked across the whole date. The Moon ranges from 23° to 6° Sagittarius or Capricorn depending on the hour.

AriesTaurusGeminiCancerLeoVirgoLibraScorpioSagittariusCapricornAquariusPisces123456789101112Venus grinds against Uranus · Square, 1.3° orbMercury flows with Pluto · Trine, 1.5° orbSun flows with Uranus · Trine, 2.2° orbMars opens doors for Jupiter · Sextile, 2.3° orbNeptune opens doors for Pluto · Sextile, 2.6° orbMercury grinds against Uranus · Square, 2.7° orbJupiter grinds against Saturn · Square, 3.7° orbMercury fuses with Venus · Conjunction, 4° orbSun in Pisces · 4°53′☉4°Moon in Capricorn · 0°03′☽0°Mercury in Aquarius · 9°45′☿9°Venus in Aquarius · 5°45′♀5°Mars in Gemini · 21°02′♂21°Jupiter in Aries · 23°18′♃23°Saturn in Cancer · 26°58′ · retrograde♄℞26°Uranus in Scorpio · 7°04′ · retrograde♅℞7°Neptune in Sagittarius · 13°51′♆13°Pluto in Libra · 11°15′ · retrograde♇℞11°

No birth time, so the houses are a solar chart: the Sun’s sign counts as house 1.

Tap a planet, a sign, a house, an aspect line or an element to see what it means and what sits in it.
Lines drawn
Conjunction 0°
Sextile 60°
Square 90°
Trine 120°
Opposition 180°

Placements

Tap one to light it on the wheel.

The working: aspects, Chiron and the asteroids, dominant planets and configurationsshow

Aspects across every possible birth time

  • stableVenussquareUranus0.7° to 1.9° orb

    Jan’s affections grind against their need for freedom.

  • stableMercurytrinePluto0.9° to 2.2° orb

    Jan’s mind flows straight into their depths. A talent so smooth it can go unnoticed.

  • stableSuntrineUranus1.7° to 2.7° orb

    Jan’s core identity flows straight into their need for freedom.

  • stableMercurysquareUranus2.0° to 3.3° orb

  • stableMarssextileJupiter2.2° to 2.3° orb

  • stableNeptunesextilePluto2.6° orb

  • stableMercurysextileNeptune3.5° to 4.7° orb

  • stableJupitersquareSaturn3.5° to 3.8° orb

  • stableMercuryconjunctionVenus4.0° orb

  • stableVenustrinePluto4.9° to 6.1° orb

  • stableMarsoppositionNeptune7.0° to 7.3° orb

  • possibleSunsextileMoonorb from 0.0° to 10.9° depending on birth time

Chart signature

Elements

  • Fire2 of 10
  • Earth1 of 10
  • Air4 of 10
  • Water3 of 10

Modalities

  • Cardinal4 of 10
  • Fixed3 of 10
  • Mutable3 of 10

Counted across the ten planets by sign: Air leads this chart.

Jan’s Chiron, Ceres, Eros, Hygiea and Lilith

What astrologers make of these five, at noon values.

  • ⚷ ChironAries 24°45′ (moves 0.04° over the day)

    centaur (2060) · the wound and what is learnt from it

  • ⚳ CeresGemini 5°25′ (moves 0.21° over the day)

    dwarf planet (1) · how a person nurtures and wants to be nurtured

  • ♡ ErosPisces 1°43′ (moves 0.61° over the day)

    near-Earth asteroid (433) · what draws them and how they desire

  • ⚕ HygieaGemini 26°06′ (moves 0.04° over the day)

    main-belt asteroid (10) · health, routine and what keeps them well

  • ⚸ Black Moon LilithAries 12°47′ (moves 0.11° over the day)

    mean lunar apogee · the part that refuses to be tamed

Aspects to the asteroids and Lilith

  • Ceres trine Venus 0.3°
  • Ceres square Sun 0.5°
  • Black Moon Lilith trine Neptune 1.1°
  • Chiron conjunction Jupiter 1.5°
  • Black Moon Lilith opposition Pluto 1.5°
  • Chiron square Saturn 2.2°
  • Hygiea sextile Jupiter 2.8°

Jan’s dominant planets

  1. 1. ♆ Neptune7 pts

    rules the Sun sign, Pisces; disposes Sun; 3 major aspects

  2. 2. ☿ Mercury5 pts

    disposes Mars; 4 major aspects

  3. 3. ♅ Uranus5 pts

    disposes Mercury, Venus; 3 major aspects

Configurations in Jan’s chart

No stellium, grand trine, T-square, grand cross, yod or kite — the common case.

Minor aspects

semi-sextile, semi-square, quintile, sesquiquadrate, biquintile, quincunx.

  • Venus sesquiquadrate Mars 0.3°
  • Sun biquintile Pluto 0.4°
  • Sun semi-sextile Venus 0.9°
  • Mars sesquiquadrate Uranus 1.0°
  • Saturn sesquiquadrate Neptune 1.9°

More people like Jan

Born in Ukraine

More charts like Jan’s

Fellow Pisces suns

All about Pisces →

Born in Dragon years

Year of the Dragon →

Also born on February 24

Fellow Yang Fire day masters

What a Day Master is →

Other Pisces Dragon charts

  • Jhené AikoAmerican R&B singer
  • Valentina ShevchenkoKyrgyzstani- mixed martial arts (MMA) fighter and muay thai fighter
  • Black CoffeeSouth African DJ and record producer
  • GrimesCanadian musician, singer, record producer and music video director (born 1988)

Other Radiant Explorers

The Radiant Explorer explained →

Famous people with Life Path 4

Life Path numbers explained →

From the journal: The modern vs traditional rulers debate · 2027, Year of the Goat: what it means for every sign

Jan’s cards

Computed from February 24, 1976. Tap to flip.

Birth tarot card

The Emperor

AsterNym identity card

The Radiant Explorer

Western zodiac

Pisces

Chinese zodiac

Dragon 辰

Life Path

4 · Architect

♃ Ruled by Jupiter

Tin Sn

The working: BaZi pillarsshow

BaZi pillars

Day Master: yang Fire.

Year

丙

yang Fire

辰

Dragon

Earth

roots & early life

Month

庚

yang Metal

寅

Tiger

Wood

work & drive

Day

day master

丙

yang Fire

午

Horse

Fire

you & partnership

Where this comes from, and how it is worked out

Jan’s birth date and birthplace come from Wikidata Q15737800 (CC0), as do the occupations, works and awards above. With no documented birth time this chart is rated X on the Rodden scale, the astrological convention for how well evidenced a birth time is. The banner above lists what that leaves out. Entries are matched to Wikidata by entity id rather than by name, kept at day precision, and dropped where sources disagree on the date.

Tropical zodiac, whole-sign houses, modern rulers. Aspects on the western_v1 orb policy; minor ones at 1.5° to 2.5°, skipped where a major already holds. Minor bodies from JPL Horizons heliocentric vectors, Lilith as mean apogee. Dominance is an AsterNym score — rulerships, dispositors, aspect count — so other methods can name a different leader.

Roster last reviewed September 10, 2026. The full method: how it works.

Traditional interpretations, not facts or predictions, and not endorsed by Jan Koum.

Quick answers about Jan Koum’s chart

How old is Jan Koum?
Jan Koum is 50 years old, born February 24, 1976 in Kyiv, Ukraine.
What zodiac sign is Jan Koum?
Jan Koum is a Pisces: born February 24, 1976, which puts the Sun in Pisces for the whole of that day.
What is Jan Koum's Chinese zodiac animal?
The Dragon, with the Fire element, from the Chinese lunar year of the February 24, 1976 birth.
What is Jan Koum's Life Path number?
Life Path 4, calculated in numerology.
What is Jan Koum's Chiron sign?
Chiron in Aries at 24°. Position from JPL Horizons.
Where is Jan Koum's Black Moon Lilith?
Mean Black Moon Lilith in Aries at 12°. This is the mean lunar apogee; the osculating Lilith some tables use can sit up to 30° away.
What is Jan Koum's dominant planet?
Neptune, on AsterNym's dominance score (7 points: rules the Sun sign, Pisces; disposes Sun; 3 major aspects). Mercury is second and Uranus third. Other sites weight rulerships and aspects differently and can name a different leader.

More charts to explore