Used and loved by millions
Since I tried Ludwig back in 2017, I have been constantly using it in both editing and translation. Ever since, I suggest it to my translators at ProSciEditing.

Justyna Jupowicz-Kozak
CEO of Professional Science Editing for Scientists @ prosciediting.com
may have recognised
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "may have recognised" is correct and usable in written English.
It can be used to express a possibility that someone recognized something or someone in the past, but it is not certain. Example: "She may have recognised him from their previous encounter at the conference."
✓ Grammatically correct
News & Media
Science
Wiki
Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Human-verified examples from authoritative sources
Exact Expressions
14 human-written examples
You may have recognised SENT as seven, eight, nine, ten.
News & Media
And they may have recognised that there was not much money in their board's pot.
News & Media
It was a venue the gunman knew, police believe, and he may have recognised victims, although he did not begin shooting until two hours after the Facebook invitation.
News & Media
The event may have recognised her as special enough to be a princess, but had it recognised her need for personal happiness?
News & Media
The coalition may have recognised that the State has a role to play, but it is still instinctively seeking privately financed solutions.
News & Media
Lenders may have recognised many of their debts on empty property developments, but have done little to recognise the debts on their distressed mortgage lending.
News & Media
Human-verified similar examples from authoritative sources
Similar Expressions
46 human-written examples
As our UK data are based on self reporting and information from general practitioners, the true level of mental health morbidity may be even higher; some women may not have recognised their symptoms or discussed them with their general practitioner.
Science
Partly, the appearance or the taste of the treatment may have been the reason, but patients may also have recognised the effect of soluble or insoluble fibre supplements from previous experience.
Science
Similar experiences may not have been reported by other participants, who may not have recognised the educational value of the encounter.
Science
If you live in London, you may have seen Maggie Gyllenhaal of late, but chances are you may not have recognised her.
News & Media
He may well have recognised the handwriting as that of Alfred Wallace, with whom he had been in correspondence and from whom he was hoping to receive some specimens.
News & Media
Expert writing Tips
Best practice
Use "may have recognised" to express a possibility, not a certainty, about past recognition. Ensure the context clearly indicates what or who was possibly recognised.
Common error
Avoid using "may have recognised" when you want to express a definite recognition. Instead, use "recognised" or "had recognised" to indicate certainty.
Source & Trust
84%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "may have recognised" functions as a modal verb phrase indicating a possibility or uncertainty about a past event. It expresses that someone might have recognised something or someone, but it's not a confirmed fact. This is supported by Ludwig, which validates its grammatical correctness.
Frequent in
News & Media
50%
Science
31%
Wiki
19%
Less common in
Formal & Business
0%
Academia
0%
Encyclopedias
0%
Ludwig's WRAP-UP
In summary, "may have recognised" is a grammatically sound phrase used to express a possibility of past recognition. Ludwig AI confirms its correctness and usability in written English. It's most commonly found in News & Media, Science, and Wiki contexts. While versatile, it should be used with care to avoid confusion with definite statements of recognition. Consider alternatives like "might have identified" or "could have acknowledged" to fine-tune your intended meaning. Be mindful of the level of certainty you wish to convey, as using "may have recognised" implies a degree of uncertainty.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
may have identified
Is a very close synonym.
might have identified
Suggests a slightly stronger possibility of recognition.
could have acknowledged
Indicates a potential act of acknowledging someone or something.
might have known
Focuses on the potential for prior knowledge.
could have spotted
Implies a quick or casual recognition.
could have noticed
Highlights the act of noticing something.
might have distinguished
Emphasizes the ability to differentiate.
might have perceived
Focuses on mental awareness or understanding.
may have discerned
Suggests a careful or insightful recognition.
could have recollected
Indicates the act of remembering something.
FAQs
How can I use "may have recognised" in a sentence?
Use "may have recognised" to express uncertainty about a past recognition. For example, "She "may have recognised" him from his picture."
What's a synonym for "may have recognised"?
Alternatives include "might have identified", "could have acknowledged", or "may have identified" depending on the specific context.
Is it correct to use "may have recognised"?
Yes, "may have recognised" is grammatically correct and used to indicate a possibility in the past. According to Ludwig AI, the phrase "may have recognised" is correct and usable in written English.
What is the difference between "may have recognised" and "recognised"?
"May have recognised" indicates uncertainty or possibility, while "recognised" implies certainty. "She "may have recognised" him" suggests it's possible she recognised him, whereas "She recognised him" confirms that she did.
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Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Source & Trust
84%
Authority and reliability
4.5/5
Expert rating
Real-world application tested