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
many of whom
Grammar usage guide and real-world examplesUSAGE SUMMARY
'many of whom' is a correctly formed and usable phrase in written English.
You can use it when referring to a group of people, as in the example sentence: "The school has many teachers, many of whom have years of experience in the field."
✓ Grammatically correct
News & Media
Science
Encyclopedias
Alternative expressions(20)
several of whom
a number of whom
a large proportion of whom
a majority of whom
much of which
most of them
the bulk of whom
most of which
the greater part of whom
many of which
most of whom
whom
the majority of whom
much of whom
most of them were
a significant portion of whom
a large number of whom
a significant number of which
a large proportion of which
a considerable amount of which
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
59 human-written examples
The antecedent of "whom" here is singular ("taxi driver') so the "many of whom" doesn't track.
News & Media
Obsessive Compulsive Disorder (OCD) affects 0.5 2% of young people many of whom are resistant to conventional treatments.
Science
citizens, many of whom leave the country within five years.
News & Media
And such well-trained doctors, so many of whom have left or been killed".
News & Media
Participants were elderly males, many of whom were former smokers and had been diagnosed with hypertension.
players, many of whom were bounty hunters".
News & Media
Many of whom can overcome it.
News & Media
The workers, many of whom are German-born, are knowledgeable.
News & Media
Local 87 represents janitors, many of whom are undocumented.
News & Media
(Many of whom trained with Bocuse, Chapel, etc).
News & Media
Many of whom will, no doubt, buy Little Buddy cookies.
News & Media
Expert writing Tips
Best practice
When using "many of whom", ensure that the antecedent is clearly defined and refers to a group of people. This maintains clarity and avoids ambiguity in your writing.
Common error
Avoid using "many of whom" when the antecedent is singular or unclear. This can lead to grammatical errors and confusion for the reader.
Source & Trust
87%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "many of whom" functions as a relative pronoun, introducing a non-restrictive clause that provides additional information about a subset of individuals previously mentioned. Ludwig AI confirms its correct usage, indicating its role in adding detail without limiting the scope of the original noun phrase.
Frequent in
News & Media
45%
Science
30%
Encyclopedias
10%
Less common in
Formal & Business
5%
Wiki
5%
Social Media
5%
Ludwig's WRAP-UP
In summary, "many of whom" is a grammatically correct and frequently used phrase serving as a relative pronoun to introduce non-restrictive clauses about people. According to Ludwig, it adds detail to previously mentioned groups. It finds common application across news, scientific, and encyclopedic contexts with a neutral to formal tone. When using "many of whom", ensure clarity in antecedent reference, and avoid its use with singular or unclear antecedents. As confirmed by Ludwig AI, the phrase is a valid element in written English, suitable for various contexts with care for grammatical precision.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
a number of whom
Replaces "many" with "a number", indicating a quantity without specifying exactness.
several of whom
Substitutes "many" with "several", suggesting a smaller quantity.
quite a few of whom
Emphasizes a moderate quantity using "quite a few" instead of "many".
a good many of whom
Uses "a good many" to express a significant quantity.
a large proportion of whom
Replaces "many" with "a large proportion", indicating a substantial percentage of the group.
a majority of whom
Indicates that more than half of the group are being referred to.
numerous of whom
Substitutes "many" with "numerous", indicating a large quantity in a more formal tone.
a significant number of whom
Highlights the importance of the quantity being referred to.
a considerable portion of whom
Expresses that a notable part of the group is being discussed.
quite a lot of whom
Replaces "many" with "quite a lot", indicating a casual, informal tone.
FAQs
How to use "many of whom" in a sentence?
"Many of whom" is used to refer back to a group of people previously mentioned. For example, "The team consists of experienced engineers, many of whom have worked on similar projects before."
What can I say instead of "many of whom"?
You can use alternatives like "several of whom", "a number of whom", or "a large proportion of whom" depending on the context.
Is it correct to use "many of which" instead of "many of whom"?
No, "many of which" is used for things, while "many of whom" is used for people. For example, "The company released several products, many of which were successful", versus, "The company hired many employees, many of whom were recent graduates."
What is the difference between "many of whom" and "many who"?
"Many of whom" is generally used in more formal writing and requires a comma before it, while "many who" can be used in more informal contexts and directly follows the noun it modifies. For example, "The applicants, many of whom had advanced degrees, were interviewed" versus, "Many applicants who had advanced degrees were interviewed."
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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
87%
Authority and reliability
4.5/5
Expert rating
Real-world application tested