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
he knows you
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "he knows you" is correct and usable in written English.
You can use it when indicating that someone is familiar with or has knowledge about another person. Example: "Don't worry about meeting him; he knows you from the conference last year."
✓ Grammatically correct
News & Media
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
60 human-written examples
He knows you are sorry".
News & Media
He knows you are afraid.
News & Media
And he knows you were there".
News & Media
He knows you don't reason with terrorists.
News & Media
He knows you must have showmanship.
News & Media
Seriously, make sure he knows you liked his joke.
News & Media
"He knows you, by the way.
News & Media
He knows you can't reason with people blinded by hate.
News & Media
He knows you were getting some attention, some medical attention.
News & Media
"We've talked, and he knows you can't change the past.
News & Media
KISSINGER: Oh yes, he knows you want it.
News & Media
Expert writing Tips
Best practice
Use "he knows you" when you want to convey that someone has a prior acquaintance or understanding of another person. It's suitable for both formal and informal contexts.
Common error
Avoid using "he knows you" if you intend to express a deep understanding or intimacy. Instead, consider phrases like "he understands you" or "he really knows you" to convey a greater level of comprehension.
Source & Trust
82%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "he knows you" primarily functions as a declarative statement. According to Ludwig AI, this phrase is commonly used to indicate familiarity or recognition between individuals, or to convey that one person has knowledge about another.
Frequent in
Wiki
32%
News & Media
66%
Science
2%
Less common in
Formal & Business
0%
Academia
0%
Encyclopedias
0%
Ludwig's WRAP-UP
In summary, the phrase "he knows you" is a grammatically sound and frequently used expression to indicate that someone is familiar with or has knowledge of another person. According to Ludwig AI, this phrase is usable in written English. It is versatile, appearing in various contexts, predominantly in news and media. While alternatives like "he is familiar with you" exist, "he knows you" remains a direct and widely understood way to convey acquaintance or recognition.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
he is familiar with you
This option emphasizes familiarity rather than simple awareness.
he is acquainted with you
This alternative uses a more formal tone by using "acquainted with" instead of "knows".
he recognizes you
This suggests he can identify you, focusing on recognition.
he is aware of you
This implies a basic understanding of your existence or actions.
he has knowledge of you
This alternative sounds more formal and emphasizes possessing information about you.
he is cognizant of you
Using "cognizant" makes the phrase more formal and less common.
he understands you
This suggests a deeper comprehension of your character or thoughts.
he is informed about you
This highlights that he has received information about you from a third party.
he has heard of you
This indicates that he knows of you through reputation or hearsay, rather than personal interaction.
he has met you before
This clarifies that there has been a previous meeting or encounter.
FAQs
What does "he knows you" mean?
The phrase "he knows you" means that a particular male person is familiar with you, recognizes you, or has information about you.
What can I say instead of "he knows you"?
You can use alternatives like "he is familiar with you", "he recognizes you", or "he is acquainted with you" depending on the context.
Is "he knows you" grammatically correct?
Yes, "he knows you" is grammatically correct. It uses the third-person singular pronoun "he" with the correct verb form "knows" and the second-person pronoun "you" as the object.
How to use "he knows you" in a sentence?
You can use "he knows you" in a sentence like, "Don't worry about introductions, "he knows you" from the conference last year."
Editing plus AI, all in one place.
Stop switching between tools. Your AI writing partner for everything—polishing proposals, crafting emails, finding the right tone.
Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Source & Trust
82%
Authority and reliability
4.5/5
Expert rating
Real-world application tested