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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
to whom
Grammar usage guide and real-world examplesUSAGE SUMMARY
'to whom' is correct and usable in written English.
You can use it when referring to the appropriate party who should receive something. For example: "Please hand in the form to whom it was addressed."
✓ Grammatically correct
News & Media
Wiki
Formal & Business
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
According to whom?
News & Media
"To whom?" "To me".
News & Media
Economic utility to whom?
News & Media
But to whom?
News & Media
Who's connected to whom?
News & Media
But according to whom?
News & Media
Comforting to whom?
News & Media
But credit to whom?
News & Media
Nonessential to whom?
News & Media
And to whom?
News & Media
Concern to whom?
News & Media
Expert writing Tips
Best practice
Use "to whom" primarily in formal writing. In informal contexts, "who" is often acceptable (e.g., "Who did you give it to?").
Common error
Avoid using "who" in formal situations where "whom" is grammatically required as the object of a verb or preposition. Double-check the sentence structure to ensure the correct case is used.
Source & Trust
85%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "to whom" functions primarily as a prepositional phrase introducing a relative clause or question. It identifies the recipient or beneficiary of an action, and according to Ludwig, is considered correct in written English. It indicates the indirect object in a sentence, specifying to whom something is directed or given.
Frequent in
News & Media
51%
Wiki
20%
Formal & Business
10%
Less common in
Academia
7%
Encyclopedias
5%
Science
7%
Ludwig's WRAP-UP
In summary, "to whom" is a grammatically correct phrase used to indicate the recipient of an action or intention, as confirmed by Ludwig. It is most commonly found in formal writing, particularly in news and media contexts, but also appears in wiki and business communications. While its use is generally appropriate in such settings, it's important to distinguish it from "who", which serves as the subject of a sentence. When in doubt, remember that "to whom" functions as the object of a preposition, ensuring its correct application. While grammatically sound, rephrasing to avoid "whom" entirely can sometimes improve clarity.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
to which person
This alternative is more explicit in specifying a person as the recipient.
to the addressee
This is a more formal and concise way of indicating the intended recipient.
to the person who
This phrase is slightly more verbose, specifying a person based on a description.
whom should it go to
This alternative presents the phrase as a question.
for whom
This alternative emphasizes benefit or purpose rather than direct reception.
who is the recipient
This alternative uses a noun phrase instead of a prepositional phrase.
towards whom
This alternative suggests direction or orientation.
to whose benefit
This phrase highlights the beneficiary of an action.
for what person
This is a less common, more direct way of asking about the recipient.
with whom
This indicates association or interaction rather than direct reception.
FAQs
How to use "to whom" in a sentence?
Use "to whom" when referring to the object of a verb or preposition in formal writing. For example, "To whom should I address this letter?" or "He is someone to whom I owe a great deal."
When should I use "to whom" instead of "who"?
Use "to whom" when the pronoun is the object of a verb or preposition. If the pronoun is the subject, use "who". A simple test is to replace "who/whom" with "he/him". If "him" fits, use "whom"; if "he" fits, use "who".
What's the difference between "who" and "to whom"?
"Who" functions as the subject of a sentence or clause, while "to whom" functions as the object of a preposition. "To whom did you speak?" uses "to whom" because it's the object of the preposition "to".
Is it always necessary to use "to whom" in formal writing?
While "to whom" is grammatically correct in formal writing, it can sometimes sound stilted. Rewording the sentence to avoid the need for "whom" is often a good alternative, especially when aiming for clarity and conciseness.
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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
85%
Authority and reliability
4.5/5
Expert rating
Real-world application tested