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
countless of them
Grammar usage guide and real-world examplesUSAGE SUMMARY
"countless of them" is correct and usable in written English.
It is used to emphasize the large number of an item. For example, "When she walked through the meadow, she saw countless of butterflies flitting around."
✓ Grammatically correct
News & Media
Formal & Business
Science
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
3 human-written examples
Countless of them do, from South America, from Africa and increasingly from Asia.
News & Media
Sozzani also mentions the recent death of Isabelle Caro, who struggled with anorexia from the time she was 13 and adds that pro-anorexia blogs are even more dangerous than Facebook -- "There [are] countless of them and their number is growing in America".
News & Media
Barack Obama may be a good campaigner, but he has disappointed so many of his 2008 enthusiasts that countless of them are most likely to decide, in anger or seeming indifference, not to vote in 2012 or at least not to urge others to vote for Obama.
News & Media
Human-verified similar examples from authoritative sources
Similar Expressions
57 human-written examples
When the Miao were eventually defeated in 1872, however, countless numbers of them were massacred.
Encyclopedias
Countless numbers of them, deep and shallow, together with the pores, give every region of the body a characteristic topography.
Encyclopedias
But no matter: Trump told his supporters that Miller "destroyed" Tapper, and so for countless numbers of them, this is what really happened.
News & Media
There are countless images of them being force-fed, beaten and raped, of their bodies chained and pressed together, back to belly, in the putrid bowels of leaky hulks.
News & Media
There are countless millions of them to be cleared – not least by the Chinese workers laying the new railway line – still capable of killing several hundred people a year.
News & Media
TV screens in countless places some of them outdoors and in size reminiscent of drive-in movies gave spectators carrying myLeaderboard the visual assistance necessary for a complete championship experience; myLeaderboard lacked a future, however.
News & Media
Plus I sold countless numbers of them over the pricy Monster Cable models during my days at Circuit City.
News & Media
We think we know what dinosaurs looked and sounded and moved like simply because we've watched countless hours of them galumphing around in films and documentaries.
News & Media
Expert writing Tips
Best practice
When using "countless of them", ensure that the context clearly indicates what "them" refers to. This avoids ambiguity and makes your writing more precise.
Common error
Avoid using "countless of them" in highly formal or academic writing where more precise or sophisticated language may be preferred. Consider alternatives like "innumerable" or "a multitude" for such contexts.
Source & Trust
85%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "countless of them" functions as a quantifier, specifying an indefinite but large number of items or individuals within a defined group. As noted by Ludwig AI, it's used to emphasize the magnitude of the quantity. The examples provided by Ludwig demonstrate its use in various contexts to indicate a significant, unquantifiable number.
Frequent in
News & Media
33%
Formal & Business
33%
Science
33%
Less common in
Encyclopedias
0%
Wiki
0%
Reference
0%
Ludwig's WRAP-UP
The phrase "countless of them" is a grammatically correct way to describe a large, indefinite quantity. Ludwig AI confirms its usability in written English, noting its emphasis on quantity. While versatile, it appears most frequently in News & Media, Formal & Business, and Scientific contexts. For more formal settings, alternatives such as "innumerable among them" may be preferred. Though correct, the phrase is relatively rare, and careful usage ensures clarity by clearly defining what "them" refers to. It's a suitable, though not ubiquitous, option for conveying abundance.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
innumerable among them
Replaces "countless" with "innumerable", suggesting a number too large to be counted.
a multitude of them
Substitutes "countless" with "a multitude", suggesting a large but not necessarily uncountable number.
a plethora of them
Replaces "countless" with "a plethora", implying an abundance but potentially more emphatic.
a great number of them
Replaces "countless" with "a great number", providing a more general expression of quantity.
numerous among them
Uses "numerous" instead of "countless", focusing on the quantity within a group.
an abundance of them
Substitutes "countless" with "an abundance", highlighting the plentiful nature of the items.
myriad of them
Replaces "countless" with "myriad", implying a great number of diverse elements.
loads of them
Replaces "countless" with "loads", providing a more informal way to indicate a large amount.
tons of them
Uses "tons" instead of "countless", suggesting a very large quantity in an informal manner.
oodles of them
Substitutes "countless" with "oodles", indicating a large quantity in a playful, informal style.
FAQs
How can I use "countless of them" in a sentence?
You can use "countless of them" to describe a large, indefinite number of items or people within a specific group. For example, "The organization has helped "countless of them" by providing food and shelter."
What is a more formal alternative to "countless of them"?
For more formal writing, you could use alternatives such as "innumerable among them", "a multitude of them", or "a great number of them".
Is it grammatically correct to say "countless of them"?
Yes, "countless of them" is grammatically correct. It's used to emphasize a large number of something, though it might be perceived as slightly less formal than alternatives like "innumerable".
What's the difference between "countless of them" and "countless numbers of them"?
While both phrases convey a similar meaning, "countless numbers of them" is more emphatic, suggesting an even greater quantity. "Countless of them" is slightly more concise and commonly used, as exemplified by "countless of them" in Ludwig's examples.
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
85%
Authority and reliability
4.5/5
Expert rating
Real-world application tested