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Luca: name meaning and numbers

In Pythagorean numerology Luca adds up to 10, which reduces to 1, its Expression number. In the Chaldean system it adds up to 13, which reduces to 4.

Luca was given to 87 boys in the United States in 1996 and to 8,759 in 2025, and it adds up to 1 where Lucas, one letter longer, makes 11.

Where Luca comes from and how it spread

Luca is the Italian form of Luke, the name of the evangelist. Its rise is recent and broad. Each of the five English-speaking markets in this table counted its largest number of boys named Luca between 2023 and 2025. Scotland gave it to 344 boys in 2023, and England and Wales to 3,266 in 2025. Canada went from 37 boys in 1991 to 815 in 2024, and Ireland from 15 in 2000 to 260 in 2025. The United States also counted 65 girls named Luca in 2025.

245678913
Lines join Luca's letter values in order (3 3 3 1), gold at a vowel. Numerology gives the shape no meaning.

How Luca adds up

Luca has 4 letters. Their Pythagorean values add up to 10 and their Chaldean values to 13.

Pythagorean

Vowels are underlined. Consonants are plain. Each letter shows its value below.

    • L3Consonant
    • U3Vowel
    • C3Consonant
    • A1Vowel

    Subtotal 10

The first letter is L, worth 3.

Expression number

Also called the Destiny number

1

Sum 10, reduced to 1

Soul Urge number

Also called the Heart's Desire number

4

Sum 4

Personality number

6

Sum 6

Chaldean

    • L3Consonant
    • U6Vowel
    • C3Consonant
    • A1Vowel

    Subtotal 13

The first letter is L, worth 3.

Expression number

4

Sum 13, reduced to 4

Soul Urge number

7

Sum 7

Personality number

6

Sum 6

Spellings and related forms

Each spelling and its Expression number in both systems
SpellingPythagoreanChaldean
Luca14
Luc93
Lucas117
Lucca47
Lucia15
Lucille116
Lucy74
Luka93

Related forms come from Wikidata.

Where Luca is used

  • United States Births, boys
  • Other counts, each against its peak
Births a year from 1915 to 2025, one line for each count that reached 100, drawn against its own peak. The highest count is 8,759: United States, 2025.
Counts by place and source, with the latest year, the rank and the peak year
WhereLatest yearCountRankPeak year in these data
United States Births, boys20258,759142025
United States Births, girls20256526452021
England and Wales Births, boys20253,26642025
England and Wales Births, girls2025fewer than 52003
Scotland Births, boys202530222023
Northern Ireland Births, boys202510482024
Canada Births, boys2025770212024
Canada Births, girls2025727302009
New South Wales, Australia Births, boys202539342024
Victoria, Australia Births, boys202531572024
Ireland Births, boys2025260112025
Ireland Births, girls2025fewer than 52021
Puerto Rico Births, boys2025131222021
Chile Births, boys2021602002021
Spain Residents, women20254116688
Spain Residents, men202516,743179
Spain Births, boys20241,53313

A rank is the place among names of the same sex in that source and year.

Before 1990 the data keeps every fifth year and the peak year.

Counts: SSA, ONS, NRS, NISRA, StatCan, NSW BDM, BDM Victoria, CSO, Registro Civil, INE. Sources and licenses

What numerology reads in these numbers

  • Expression number

    1

    In numerology, an Expression 1 is the starter's number, linked with original ideas and the nerve to act on them first.

  • Soul Urge number

    4

    The wish behind a Soul Urge 4, in numerology, is solid ground: a plan, a routine and a home where things stay put.

  • Personality number

    6

    Warmth is what a Personality 6 shows first, numerologists say: the face strangers trust with a crying child or a lost wallet.

How each number is read

Try a full name in the AstroJane name numerology calculator

Numbers worked out by code from the calculator's letter tables, every sum shown; counts from national statistics offices and registries. Numerology has no scientific evidence.

How names are counted

Last reviewed: November 8, 2026