Your name gives numerology three numbers: the Expression (all the letters), the Soul Urge (the vowels) and the Personality (the consonants). Each letter is turned into a digit by a table, the digits are added, and the sum is reduced to one digit — keeping 11, 22 and 33. The catch is that there is more than one table. The Pythagorean table numbers the Latin alphabet in order (A=1 … I=9, J=1 …); the Chaldean table assigns values by sound and never uses 9; and names written in Cyrillic are often counted directly by the Ukrainian or Russian alphabet, which gives a third answer. "Mary Smith" is a 9 / 8 / 1 in the Pythagorean school and a 7 / 3 / 22 in the Chaldean. Neither is wrong; they are different instruments. This guide shows all three, the letter-Y rule that trips up most calculators, and how to hold three answers at once.
The three numbers
All three use the full name as given at birth — first, middle and last as written on the birth certificate — because the system reads the name as the person's original "instrument". Married names, nicknames and pen names are read separately, as current names, and compared.
- Expression (also called Destiny) — every letter. What you are equipped to do: talents, the shape of the work.
- Soul Urge (Heart's Desire) — vowels only. What you privately want; the motive under the behaviour.
- Personality — consonants only. How you come across before people know you; the outer shell.
Same reduction as the Life Path: add the values, reduce to one digit, keep 11, 22 and 33 at every step.
The Pythagorean table
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 |
|---|---|---|---|---|---|---|---|---|
| A | B | C | D | E | F | G | H | I |
| J | K | L | M | N | O | P | Q | R |
| S | T | U | V | W | X | Y | Z |
Alphabet order, nine by nine. This is the Western standard (the Decoz method uses it) and the one most apps mean by "numerology".
Mary Smith: M4 A1 R9 Y7 · S1 M4 I9 T2 H8. Expression 4+1+9+7+1+4+9+2+8 = 45 → 9. Soul Urge (vowels A, Y, I) 1+7+9 = 17 → 8. Personality (M R S M T H) 4+9+1+4+2+8 = 28 → 10 → 1.
The letter Y (and why calculators differ)
Y is a vowel when it sounds like one and the only vowel in its syllable, and a consonant when it does not. Hans Decoz's positional rule makes this computable without a pronunciation dictionary:
- Y after a vowel is a consonant: Kay, May, Maya, Mickey, Nataliya.
- Y opening a word before a vowel is a consonant: Yolanda, Yeltsin, Yuriy (the first Y).
- Otherwise Y is a vowel: Lynn, Mary, Kyle, Bryan, Yvonne, Emily, Iryna, Dmytro, Kateryna.
Many calculators treat Y as always a consonant, or always a vowel. For "Lynn" that is the difference between a Soul Urge of 7 (Y as the vowel it is) and a Soul Urge of 0 — no vowels at all — which the calculator then quietly turns into something. For names transliterated from Ukrainian, where the vowel «и» becomes «y» (Iryna, Kateryna, Dmytro), an always-consonant rule drops half the vowels of the name. Numeva applies the positional rule; if your Soul Urge differs between apps and your name has a Y, this is why.
The Chaldean table
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 |
|---|---|---|---|---|---|---|---|
| A I J Q Y | B K R | C G L S | D M T | E H N X | U V W | O Z | F P |
The older system, by sound rather than alphabet order, and it never assigns 9 to a letter (9 was held sacred). It is dominant in India and widely used in Turkey and the Middle East, and practitioners tend to use it for the name as commonly used rather than the birth certificate. Compound numbers (the total before reduction) carry meanings of their own in Chaldean practice.
Mary Smith: M4 A1 R2 Y1 · S3 M4 I1 T4 H5. Expression 25 → 7. Soul Urge 1+1+1 = 3. Personality 4+2+3+4+4+5 = 22.
Same name, a different chart. That is not a contradiction to resolve; it is two lenses. Numeva shows the Chaldean triad next to the Pythagorean one rather than replacing it, precisely because a person who has known their numbers for years should never open an app and find them silently changed.
Names in Cyrillic
Ukrainian and Russian numerologists mostly do not transliterate. They number the Cyrillic alphabet in order, nine by nine — and because the two alphabets differ (Ukrainian has Ґ Є І Ї; Russian has Ё Ъ Ы Э), the same name gets different values in each.
| Ukrainian alphabet | Russian alphabet | |
|---|---|---|
| 1 | А З О Ч | А И С Ъ |
| 2 | Б И П Ш | Б Й Т Ы |
| 3 | В І Р Щ | В К У Ь |
| 4 | Г Ї С Ь | Г Л Ф Э |
| 5 | Ґ Й Т Ю | Д М Х Ю |
| 6 | Д К У Я | Е Н Ц Я |
| 7 | Е Л Ф | Ё О Ч |
| 8 | Є М Х | Ж П Ш |
| 9 | Ж Н Ц | З Р Щ |
Олена Шевченко by the Ukrainian table: Expression 7, Soul Urge 6, Personality 1. By the Russian table: Expression 7, Soul Urge 33, Personality 1 — a master number appears in one alphabet and not the other. Transliterated to Latin as "Olena Shevchenko" and read Pythagorean: 4 / 1 / 3. Three schools, three charts.
Numeva picks the table by the letters in the name (Є, І, Ї or Ґ force the Ukrainian table; Ё, Ъ, Ы or Э the Russian one) and otherwise by the app's language, and shows the Cyrillic reading alongside the Pythagorean one computed from the official transliteration. Names in scripts with no letter-by-letter correspondence — Devanagari, Chinese, Korean, Arabic — cannot be read by any of these tables, and Numeva says so rather than counting nothing and calling it a 1.
Which school should you use?
Use the school your tradition uses, and read the others as a second opinion:
- Pythagorean if you are in the Western tradition or want to compare with most books, apps and calculators.
- Chaldean if your practice comes from the Indian or Middle Eastern tradition, or if you were introduced to numerology through compound numbers.
- Cyrillic if your name is Ukrainian, Russian, Bulgarian or Serbian and you have worked with a numerologist in that tradition.
The mistake is not choosing a school; it is mixing them — a Chaldean Expression with a Pythagorean Soul Urge, or a Cyrillic name reading compared against a Latin transliteration as if they should match.
Name changes, nicknames, brands
A changed name does not change the birth-name chart; it adds a current-name chart, and the comparison is the reading: what the new name emphasises and what it leaves behind. The same arithmetic reads a business name, a product name or a baby name — Numeva has a name-check screen that reads any name you type in the school of your choice, and a name-change screen that puts two names side by side.
FAQ
Do I use my maiden name or my married name?
Both, for different things: the birth name for the core chart (Expression, Soul Urge, Personality), the current name as a second chart to compare. Most schools agree the birth name is the "instrument"; the current name is how it is being played now.
Why is my Expression number different in two apps?
Three usual causes: different letter tables (Pythagorean versus Chaldean), a different rule for Y, or one app reducing master numbers the other keeps. Check which school the app uses; if it does not say, that is itself an answer.
What about accents and special letters — José, Müller, Łukasz?
Pythagorean practice reduces them to the base letter (e → e, ü → u, ł → l) before counting. Numeva does this automatically, including letters like Ł and Ø that are not decomposable.
Can a name have no vowels?
Only if Y is mishandled. "Lynn" has a vowel — the Y. A calculator that shows a Soul Urge of 0 or 1 for a name like that is applying an always-consonant rule.
Does Numeva let me choose the school?
It shows the Pythagorean chart as the primary one and the Chaldean chart beside it, plus the Cyrillic chart for names written in Cyrillic, so nothing is hidden and nothing is replaced. The name-check and name-change screens read any name in either Latin school.