How to use "be known for"

What Does "be known for" Mean?

The expression be known for is a high-frequency English collocation used to identify the specific quality, achievement, or characteristic that defines a person, place, or entity. It functions as a way to link a subject to its reputation or a specific reason for its fame.

While the individual words retain much of their literal meaning, the phrase is considered semi-idiomatic because the preposition "for" specifically marks the cause of the recognition. In terms of register, it is neutral, making it equally appropriate for casual conversation, journalism, and formal academic or business writing.

How to Use It

The grammatical structure follows a consistent pattern: Subject + [be] known for + [Noun/Gerund].

• Typical Objects: The phrase is usually followed by a noun phrase (e.g., "her smile") or a gerund (e.g., "producing zero emissions").
• Temporal Usage: Interestingly, the phrase is also used with time expressions (e.g., "be known for weeks") to indicate when information will finally be revealed.
• Separability: Unlike some phrasal verbs, the components are generally not separated; "known" and "for" stay together to maintain the link between the subject and the attribute.
• What sounds unnatural: Using the wrong preposition is the most common error. Saying "known by her music" or "known with his smile" sounds incorrect to native speakers when discussing reputation.

Real-World Examples

These examples are sourced from be known for on Ludwig.guru.

"You must be known for your smile." — newyorker.com

"A board must be known for diverse thinking and perspective." — harvard.edu

"The final death toll may not be known for weeks." — theguardian.com

""We want to be known for producing zero curbside emissions"." — nytimes.com

""I want to be known for my writing"." — nytimes.com

Similar Phrases and Alternatives

Phrase	Context
famous for	More emphasis on widespread public recognition or celebrity status.
renowned for	A more formal and prestigious alternative, often used for excellence in a field.
recognized for	Often used in professional contexts regarding awards, honors, or specific contributions.
noted for	Slightly more formal; implies that people take notice of a specific detail or trait.
reputed to be	Focuses on what people say or believe about someone, often when the facts aren't fully proven.

Common Mistakes

• Confusing 'for' with 'as': Learners often use known as when they should use for, confusing the identity of the person with the reason for their fame. For example, "He is known as a great chef" (identity/role) vs. "He is known for his signature soufflé" (reason for fame).
• Wrong Verb Choice: Using "get known for" in formal writing. While "get" is common in speech, be known for is the standard for professional and academic contexts.
• Preposition Errors: Using "of" or "about" instead of "for." The preposition for is essential to indicate the cause of the reputation.

Quick-Reference Summary

Expression	Meaning	Grammatical Pattern	Register
be known for	To have a reputation because of a specific quality or achievement.	Subject + be + known + for + Noun/Gerund	Neutral (Formal & Informal)

FAQs

Can the words in the phrase be separated by other parts of speech?

Generally, the words known and for should remain adjacent to clearly link the subject to its attribute. However, an adverb can be placed before "known" to modify the extent of the reputation, such as being "widely known for" or "primarily known for."

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What is the difference between being known for and being famous for?

While both phrases describe reputation, be known for is more neutral and can apply to small-scale recognition or even negative traits. In contrast, famous for implies a much higher level of public celebrity and is almost always used in a context of widespread awareness.

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Should I use known as or known for when describing someone?

Use known as to identify a person's title, alias, or category, such as "he is known as the King of Pop." Use known for to explain the specific reason, action, or characteristic that created the reputation, such as "he is known for his dancing."