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
who was
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "who was" is correct and usable in written English.
It is used to refer to something that has already happened in the past, usually describing a person or thing. For example: "He was the President who was known for his generosity."
✓ Grammatically correct
News & Media
Alternative expressions(7)
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
Who was?
News & Media
Who was inside, and who was outside?
News & Media
Who was good?" and "Who was mean?
News & Media
Who was he? Who was he?
News & Media
Who was the sailor?
News & Media
So who was funnier?
News & Media
Who was the speaker?
News & Media
Who was stupid?
News & Media
Who was Souchock?
News & Media
Who was most accurate?
News & Media
WHO was that monarch?
News & Media
Expert writing Tips
Best practice
Use "who was" to inquire about a person's identity, role, or characteristics in the past. Ensure the context clearly indicates you're seeking information about a past state or action.
Common error
Avoid using "who was" when referring to a person's current identity or role. Use "who is" instead to ask about their present state.
Source & Trust
89%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "who was" functions as an interrogative phrase, specifically used to ask about the identity, role, or characteristics of a person in the past. Ludwig provides numerous examples demonstrating this function in various contexts.
Frequent in
News & Media
98%
Science
1%
Formal & Business
1%
Less common in
Encyclopedias
0%
Wiki
0%
Reference
0%
Ludwig's WRAP-UP
In summary, "who was" serves as a very common and grammatically correct interrogative phrase used to inquire about a person's identity or role in the past. As Ludwig AI confirms, the phrase is well-established in English. It is predominantly used in news and media contexts, maintaining a neutral register suitable for various forms of communication. When seeking to identify an individual's past role or characteristic, "who was" is a direct and effective choice.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
who were
Plural form, used when referring to multiple people.
who had been
Refers to a person's identity or role at a point further in the past.
what was
Inquires about the nature or identity of something rather than someone.
who used to be
Focuses on a past identity or state that is no longer current.
which was
Asks about the specific item or person from a set of possibilities.
identify who was
Requests the identification of someone in a past event or situation.
who is
Inquires about someone's current identity or role.
who could have been
Explores potential past identities or roles that did not materialize.
can you name who was
Directly asks for the name of someone who held a particular role or identity in the past.
tell me who was
Requests information about a person's past identity or role.
FAQs
How to use "who was" in a sentence?
Use "who was" to ask about someone's identity or role in the past. For example, "Who was the first president of the United States?"
What can I say instead of "who was"?
Which is correct, "who was" or "who is"?
The correct choice depends on the time frame you're referencing. Use "who was" for the past and "who is" for the present. For example, "Who was the director of that film?" (past) vs. "Who is the current CEO?" (present).
What's the difference between "who was" and "who had been"?
"Who was" refers to a general past identity or role, while "who had been" refers to a past identity or role at a point further in the past, often before another event. For example, "Who was the captain of the team last year?" vs. "Who had been the captain before she took over?"
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
89%
Authority and reliability
4.5/5
Expert rating
Real-world application tested