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
under which name
Grammar usage guide and real-world examplesUSAGE SUMMARY
"under which name" is a perfectly correct and usable phrase in written English.
You can use it when you are asking someone to provide a specific name related to a topic. For example, "What is the name of the artist who created this painting? Under which name is this painting listed in the gallery?".
✓ Grammatically correct
News & Media
Encyclopedias
Wiki
Formal & Business
Science
Alternative expressions(20)
under whose auspices
under which condition
in whose authority
under whose names
under whose direction
under whose name
on whose behalf
whose responsibility is it
who is in charge
on whose number
on whose side
for
for whom
representing
as a representative of
on whose mind
on whose basis
acting for
for the sake of
on whose house
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
10 human-written examples
She had changed her name from Ellen Walsh to Ida E. Mayfield, under which name she married Mr. Wood.
News & Media
A Mr. C. A. McGregor, identified himself as the president of the International Studio Art Corporation, one of Hearst's companies, and under which name the property is listed.
News & Media
There, besides studying acting, they were employed throughout the countryside, the peasants calling them "Les Copiaux," under which name they first appeared at Basel in 1926.
Encyclopedias
It would seek support for a doomed attempt to join the United Nations as "Taiwan", rather than "the Republic of China", under which name it lost its seat to China in 1971.
News & Media
Oliver Bullough was now sole shareholder and director of Crooked Crook Crook Limited (under which name I receive a surprising number of letters. Just the other day, I was offered corporate car hire).
News & Media
Inclusive monotheism accepts the existence of a great number of gods but holds that all gods are essentially one and the same, so that it makes little or no difference under which name or according to which rite a god or goddess is invoked.
Encyclopedias
Human-verified similar examples from authoritative sources
Similar Expressions
50 human-written examples
Separately, the Academy and Dolby Laboratories said the auditorium — known as the Kodak Theater until Kodak, as part of its bankruptcy filing, ended the deal under which its name was used — will now be called the Dolby Theater.
News & Media
In addition, it would outlaw collusive agreements under which brand-name drug companies pay generic companies to keep generic products off the market.
News & Media
But the proposal does not address the agreements under which brand-name drug companies sometimes pay generic companies to keep low-cost generic versions off the market.
News & Media
It recently started a regional-theatres programme, under which big-name speakers repeat their London talks in provincial theatres twice in the same day, sometimes, in order to meet demand.
News & Media
The more serious ethical issue is the circumstances under which reporters should name and quote minors in the newspaper.
News & Media
Expert writing Tips
Best practice
When inquiring about a pseudonym or alias, use "under which name" to clearly specify that you are not asking for the legal or birth name.
Common error
Avoid substituting "under which name" with other prepositions like "by" or "with" if you want to specifically convey the idea of something being officially recognized or operating under a particular name.
Source & Trust
86%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "under which name" functions as a prepositional phrase introducing a relative clause. It modifies a noun, indicating the specific name or designation something is known or operates by. Ludwig AI confirms this with various examples.
Frequent in
News & Media
60%
Encyclopedias
20%
Wiki
10%
Less common in
Formal & Business
5%
Science
5%
Reference
0%
Ludwig's WRAP-UP
The phrase "under which name" is a grammatically correct and neutrally registered prepositional phrase used to inquire about or specify the designation by which something is known or operates. As Ludwig AI highlights, this phrase is found in various reliable sources, including news outlets, encyclopedias and business publications. Its primary function is to introduce a relative clause, modifying a noun to clarify a specific identification. While not exceedingly common, the phrase is useful for specifying aliases, pseudonyms or official designations. When using this phrase, consider the subtle differences between it and alternatives like "by what designation" or "using which name".
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
under what title
Substitutes "name" with the synonym "title" to convey similar meaning.
by what designation
Replaces the preposition "under" with "by" and uses a more formal word choice.
known as what
Shifts the focus to the known or recognized name, rather than the formal or legal one.
using which name
Replaces "under" with the gerund "using", indicating an active choice of name.
under what identity
Replaces "name" with the broader term "identity", encompassing more than just a name.
bearing which name
Uses the verb "bearing" to emphasize the act of carrying a name.
with which alias
Employs "alias" instead of "name" to specify an assumed identity.
by what appellation
Replaces "name" with the more archaic term "appellation", increasing formality.
identified as what
Focuses on the identification aspect, altering the sentence structure.
as what is it called
Breaks down the phrase into a question, focusing on the act of naming.
FAQs
How can I use "under which name" in a sentence?
You can use "under which name" to ask about the specific designation used in a particular context. For example, "The company operates internationally; under which "what title" is it known in Europe?"
What is a more formal alternative to "under which name"?
A more formal alternative to "under which name" could be "by what "what designation"" or "by what "what appellation"" depending on the context.
Is there a difference between "under which name" and "using which name"?
"Under which name" typically implies a more formal or official context, whereas "using which name" suggests a more active or intentional choice of name. They are often interchangeable, but the nuance may shift slightly depending on the situation.
Can I use "under which name" when referring to a person's pseudonym?
Yes, "under which name" is perfectly suitable for referring to a pseudonym or alias. For example, "The author published several novels under a pseudonym; under which "with which alias" were these books released?"
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
86%
Authority and reliability
4.5/5
Expert rating
Real-world application tested