Lonza
Boys' nameMeaning not yet documented
Lonza has been given to 360 babies in the U.S. since 1900. It was used fewer than 5 times in 2025, so it doesn't appear in the latest year's list — today it's a genuinely uncommon pick. Its peak year was 1916, with 14 recorded.
Babies named Lonza, 1971
1 in 572,000
Lonza over time, 1880–2025
Based on births in the U.S. Babies given the name each year. Hover the chart — or focus it and use the arrow keys — for any year. Gaps mean the name was given fewer than 5 times that year; these counts are unpublished.
How common is Lonza?
Lonza had fewer than 5 recorded uses in 2025, so these figures use 1971, the last year it was published.
- Among all babies, 1971
- 1 in 572,000
- 6 of 3,432,187 births
- Among boys only
- 1 in 295,000
- <0.01% of boys
- Rank, 1971
- Unranked
- Fewer than 5 uses
- Coin-flip room size
- 396,503 kids
- Even odds of a second one
Where Lonza sits on the popularity scale
Chance at least one other child shares the name
If the other children were drawn at random from the 1971 national name distribution. Real classrooms cluster by region and community, so treat these as a floor, not a ceiling.
Put another way: gather 396,503 children born in 1971 and it's an even bet that one of them is another Lonza. In a class of 30 the chance is Under 1%.
When Lonzas were born
Half of everyone ever recorded as Lonza was born before 1932 — so the typical Lonza is around 93 today.
- Biggest decade
- 1920s
- 27.8% of all use
- Born in the last 25 years
- 25.3%
- Spread across generations
- Recorded since 1950
- 65
- People you could plausibly meet
1920s — 27.8% of all recorded uses (100).
Is Lonza rising or falling?
Rank movement and count movement can disagree — the number of distinct names in use keeps growing, so a name holding a steady count still slides down the list. Both are shown.
- Rank vs 1 year ago
- —
- Not ranked then
- Rank vs 5 years ago
- New entry
- Not ranked then
- Rank vs 10 years ago
- —
- Not ranked then
- Births vs 10 years ago
- —
- Not published both years
- Share of its own peak
- 0%
- Peak was 1916 (14)
- Years since peak
- 109
- Years
- Year-to-year steadiness
- Volatile
- 34.7% average annual change
Spellings of Lonza
Lonza is not the most common spelling — Alonzo is, with 50.8% against Lonza's 0.40%.
Grouped by closeness of spelling (up to two letter changes), same sex, with a floor on all-time use. It catches Sophia/Sofia and Aiden/Ayden, and misses spellings that sound alike but look different, like Sean and Shawn.
Where Lonza is used
Across 1910–2025, Lonza was most concentrated in Alabama — about 1 in — boys, against 1 in 629,536 across all states with data. It was least common in Louisiana (1 in —).
Shading is the share of that state's recorded boys given this name, not the raw count — otherwise the map would just show which states are biggest. Unshaded states have no published records for this period. U.S. birth records suppress state-year counts below 5; state counts therefore don't add up to the national total. Every state links to its full rankings. Lonza has too little recent state data to map, so this covers all years from 1910.
Lonza by the numbers
The raw record for each sex the name is used for.
Names similar to Lonza
Matched on shared beginnings and endings, similar length, and comparable popularity.
Sibling names for Lonza
Names from the same era and popularity tier — the two things that make a sibling set feel deliberate — skipping lookalike spellings and shared initials.