MrvsmyWhat's the difference?

Quick tell: Mr is a noun, my is a determiner, so they fill different roles in a sentence.

Which to use

“Mr” is a noun and “my” is a determiner - they look or sound alike but fill different roles in a sentence.

#192
“Mr” frequency rank
#27
“my” frequency rank
219
confusion score

Side-by-Side Comparison

Feature Mr my
Definition Abbreviation of Mister. First-person singular possessive determiner. See Appendix:Possessive#English.

Letter map: Mr vs my

Shared letters muted; letters that set Mr and my apart highlighted. Shared run: 1.

2 ch
Mr
2 ch
my

Role in the sentence - Mr and my

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: Mr is anoun and myadeterminer. On the page they differ by a single letter - r in “Mr” becomes y in “my”. Our composite confusion score for this pair is 219, derived from the frequency rank of both members and their visual similarity.

Mr is recorded at frequency rank #192, classified as anoun. my is at rank #27, tagged as adet, pronounced /maɪ/.

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 219, this pair ranks #529,716 of 530,003 scored English confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of Mr vs my

Shared letters: m. Private to "Mr": r. Private to "my": y.

"Mr" · 2 letters · shape CC  ·  "my" · 2 letters · shape CV

Frequently Asked Questions

Can "Mr" and "my" be used interchangeably?
No - they are not even the same part of speech. "Mr" is a noun and "my" a determiner, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "Mr" or "my"?
"my" is the more common of the two: it sits at frequency rank #27 in our English list, against #192 for "Mr". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

Done with this confusable. These links stay specific to "Mr" and "my".

  • Full dictionary entry for "Mr" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "my" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #529,716 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "Mr" and "my" also get mixed up with nearby pairs, the highest-scored neighbour is "MMP vs Mr". Nearby pair

Confusion rank #529,716 of 530,003 scored English pairs, corpus vintage 2026-09-03, not spelling advice.

Source: Wiktionary (via kaikki.org) Structured Wiktionary extract

Source: FrequencyWords open word-frequency list