Lui vs Luis, What's the Difference?

Which to use

“Lui” and “Luis” are a confusable English pair: similar on the page, but distinct in meaning, check the gloss before you choose.

#28,983
“Lui” frequency rank: #7,247
“Luis” frequency rank: 36230
confusion score

Side-by-Side Comparison

Feature	Lui	Luis
Definition	A surname from Chinese.	A male given name from Spanish.

Letter map: Lui vs Luis

Shared letters muted; letters that set Lui and Luis apart highlighted. Shared run: 3.

3 ch

Lui

4 ch

Luis

Pair insight - Lui / Luis

Lui and Luis are indexed as a confusable English pair. We have no recorded pronunciation or part of speech for both members, so the spelling overlap is what we can show you: they differ by 1 extra letter(s) - “Lui” sits inside “Luis”. Our composite confusion score for this pair is 36230, derived from the frequency rank of both members and their visual similarity.

Lui is recorded at frequency rank #28,983, classified as aname. Luis is at rank #7,247, tagged as aname, pronounced /luˈiːs/.

Glosses for this pair are partially populated in our dataset, but the full side-by-side definitions above should still guide you to the right choice.

With a confusion score of 36230, this pair ranks #304,977 of 530,003 scored English confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of Lui vs Luis

Shared letters: ilu. Private to "Lui": -. Private to "Luis": s.

"Lui" · 3 letters · shape CVV · "Luis" · 4 letters · shape CVVC

Known mistypes of this pair

Luis ← lius · lluis · luiss · lusi · ulis

Frequently Asked Questions

Do "Lui" and "Luis" mean the same thing in a sentence?

No. They differ by 1 extra letter(s) - “Lui” sits inside “Luis”, but the dictionary glosses above give them different meanings, so swapping one for the other changes what the sentence says.

In ordinary English text, does "Lui" or "Luis" show up more?

"Luis" is the more common of the two: it sits at frequency rank #7,247 in our English list, against #28,983 for "Lui". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

You've compared "Lui" and "Luis". Here's where to go from here.

Full dictionary entry for "Lui" with definition, IPA, and generated misspellings. Word entry
Full dictionary entry for "Luis" - compare definitions side by side with the headword page. Word entry
This pair ranks #304,977 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
"Lui" and "Luis" also get mixed up with nearby pairs, the highest-scored neighbour is "LSC vs Lui". Nearby pair
Recorded mistypes exist for at least one side of this pair, useful when a spell-checker or OCR lands on the wrong form. See mistypes

Confusion rank #304,977 of 530,003 scored English pairs, corpus vintage 2026-09-03, not spelling advice.