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
i have knowledge about
Grammar usage guide and real-world examplesUSAGE SUMMARY
The part of the sentence "I have knowledge about" is correct and can be used in written English.
You can use it to indicate that you have information about a certain topic or subject. For example: "I have knowledge about early American literature, so I can provide some insight into the literary works of the time."
✓ Grammatically correct
News & Media
Science
Formal & Business
Alternative expressions(3)
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
4 human-written examples
Mr. HOFFMAN: Unfortunately, being on the LinkedIn board and the Zynga board, it's something I have knowledge about, so, I cannot comment on.
News & Media
This time Mike got a terse, "Unfortunately, being on the LinkedIn board and the Zynga board, it's something I have knowledge about, so, I cannot comment on".
News & Media
□ I have knowledge about disaster prone area.
Science
□ I have knowledge about an evacuation area during a disaster.
Science
Human-verified similar examples from authoritative sources
Similar Expressions
56 human-written examples
"Do you think I would sit by... that I had knowledge about it, and I would allow it?
News & Media
If I had knowledge about the autopsy, I will consent ….
Science
I just wouldn't ask him about it or volunteer something I wouldn't have knowledge about.
News & Media
The examination is a matter of refutation, based on the principle that whoever knows a subject must have consistent beliefs about it: so, if you can show me that my beliefs about something lead to a contradiction, then you have shown that I do not have knowledge about it.
Science
Have knowledge about math and programming.
Wiki
My dad was long retired, but I still had knowledge about what questions to ask.
News & Media
I spoke with people who had knowledge about the subsidiaries.
News & Media
Expert writing Tips
Best practice
Use the phrase "i have knowledge about" to clearly state your understanding or expertise in a specific subject. For increased clarity, always specify the subject you have knowledge about.
Common error
Be honest about the depth of your knowledge. Using "i have knowledge about" implies a level of understanding, so avoid using it if you only have a superficial understanding of the subject.
Source & Trust
82%
Authority and reliability
4.1/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "i have knowledge about" functions as a statement of expertise or familiarity with a particular subject. It introduces the speaker's capacity to understand or provide information, as seen in the Ludwig examples.
Frequent in
News & Media
34%
Science
33%
Formal & Business
33%
Less common in
Wiki
0%
Encyclopedias
0%
Reference
0%
Ludwig's WRAP-UP
The phrase “i have knowledge about” is a common and grammatically correct way to express familiarity or expertise in a particular subject. As indicated by Ludwig, it's versatile and suitable for various contexts, including news, science, and business. While generally neutral, it's essential to be accurate about the depth of your understanding when using this phrase. Alternatives like "i am familiar with" or "i understand" might be more appropriate for less formal or less in-depth knowledge.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
i am knowledgeable about
Emphasizes the state of being informed, rather than the act of possessing knowledge.
i am well-versed in
Implies extensive and thorough knowledge of a subject.
i am familiar with
Suggests acquaintance and understanding, possibly less in-depth than "knowledge".
i have expertise in
Highlights specialized or professional knowledge.
i understand
Focuses on comprehension rather than the breadth of information.
i am informed about
Focuses on receiving and processing information.
i possess information on
More formal and emphasizes the possession of data or facts.
i have insight into
Suggests a deeper understanding and perspective.
i am acquainted with
Indicates a superficial familiarity rather than in-depth expertise.
i know something about
More casual way of indicating some level of knowledge.
FAQs
How can I use the phrase "i have knowledge about" in a sentence?
You can use "i have knowledge about" to express your familiarity or expertise in a particular area. For example, "I have knowledge about early American literature, so I can help you with your research."
What are some alternatives to saying "i have knowledge about"?
Depending on the context, you could use phrases like "i am familiar with", "i understand", or "i am knowledgeable about".
Is it better to say "i have knowledge of" or "i have knowledge about"?
Both "i have knowledge of" and "i have knowledge about" are grammatically correct and can be used interchangeably in many contexts. The choice often comes down to personal preference, although "i have knowledge of" may sound slightly more formal.
Can "i have knowledge about" be used in formal writing?
Yes, "i have knowledge about" is suitable for both formal and informal writing. However, in very formal contexts, consider using alternatives like "i am well-versed in" for a more sophisticated tone.
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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
82%
Authority and reliability
4.1/5
Expert rating
Real-world application tested