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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
Having known
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "Having known" is correct and usable in written English.
It can be used to indicate a prior experience or knowledge about someone or something, often in a context where that knowledge is relevant to the current situation. Example: "Having known her for many years, I can confidently say she is a trustworthy friend."
✓ Grammatically correct
News & Media
Science
Alternative expressions(5)
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
56 human-written examples
Having known them since he was a child, he automatically waves back.
News & Media
Having known Imelda Marcos doesn't make it easy to play her.
News & Media
Having known little about him beforehand, I can say that my respect is now rock-solid.
News & Media
Having known him for years at Leicester, it is a rarity to see him smile.
News & Media
Having known DJ's mother for seven years now, I'd say that's accurate.
News & Media
Having known the president now for seven or eight years, it didn't sound like him.
News & Media
Having known poverty as a kid, he could handle himself on the streets.
News & Media
Having known him for years, I believe special counsel Mueller is a very good thing.
News & Media
We are better having known him.
News & Media
We are better people having known you.
News & Media
We are better for having known you.
News & Media
Expert writing Tips
Best practice
Use "Having known" to clearly establish that past knowledge influences a present action or understanding. It creates a direct link between prior awareness and current perspective.
Common error
Avoid ambiguity by ensuring the subject immediately following "Having known" is the one who possesses the knowledge. For example, instead of "Having known for years, the decision was easy", write "Having known him for years, I made the decision easily".
Source & Trust
88%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "Having known" functions as a participial phrase, typically acting as an adjective modifying the subject of the main clause. As Ludwig suggests, it indicates a prior experience or knowledge influencing the current situation.
Frequent in
News & Media
45%
Science
30%
Formal & Business
10%
Less common in
Academia
5%
Encyclopedias
5%
Wiki
5%
Ludwig's WRAP-UP
In summary, "Having known" is a grammatically sound and frequently used participial phrase that clarifies actions or perspectives based on prior experiences. Ludwig confirms its usability and offers alternatives like "being acquainted with" to enrich expression. While versatile, it's important to avoid misplaced modifiers to maintain clarity. Predominantly found in news, scientific, and formal contexts, "Having known" serves as a valuable tool for adding depth and justification to your writing.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
Being familiar with
Highlights a state of knowing something well.
Being acquainted with
Emphasizes familiarity through association or introduction.
Previously knowing
Emphasizes that the knowledge existed at an earlier time.
Having awareness of
Stresses the state of being conscious or informed.
With prior knowledge of
Highlights the existing information before an event.
Knowing beforehand
Focuses on the timing of the knowledge acquisition.
Having experience with
Highlights the practical engagement or exposure.
Being previously informed of
Stresses the act of being told or notified.
Because I knew
Shifts the phrase into a causal explanation, emphasizing the 'why'.
Since I was aware of
Implies an understanding over a period of time influencing a decision.
FAQs
How to use "Having known" in a sentence?
You can use "Having known" to indicate a prior experience or knowledge that influences a subsequent action or understanding. For example: "Having known him for years, I trusted his judgment."
What can I say instead of "Having known"?
You can use alternatives like "being acquainted with", "being familiar with", or "with prior knowledge of", depending on the context.
Is it correct to say "Having knew" instead of "Having known"?
No, "Having knew" is grammatically incorrect. The correct past participle form of "know" is "known". Therefore, the correct phrase is "Having known".
What's the difference between "Having known" and "Knowing"?
"Having known" emphasizes a completed action in the past that has relevance to the present. "Knowing", on the other hand, can refer to a state of awareness without necessarily implying a prior action or completed experience. For example, "Having known the risks, I proceeded cautiously" versus "Knowing the risks, I proceeded cautiously" (both are correct but give different nuances).
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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
88%
Authority and reliability
4.5/5
Expert rating
Real-world application tested