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
only us two
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "only us two" is not standard in written English; it would be more correct to say "only the two of us." You can use it in informal contexts when referring to a situation involving just two people.
Example: "It will be only us two at the movie tonight."
News & Media
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
2 human-written examples
We stopped talking altogether — only us two, in our bedroom upstairs".
News & Media
He said, 'Doc, when you see me wave to the gallery, only us two will know the truth: instead of waving I'm imagining that I'm holding the Claret Jug.' I don't like my guys to look ahead but this was different.
News & Media
Human-verified similar examples from authoritative sources
Similar Expressions
57 human-written examples
"By now it only takes us two weeks," Dr. Belcher said.
News & Media
Resumes can only tell us two things: the "what" and the "where" of an applicant.
News & Media
We had $15,000 left, and that would only rent us two RED cameras for 10 days.
News & Media
"Many people suffered, not only us," said one of the miners, Franklin Lobos.
News & Media
"The wanted tropicals and they only gave us three days.
News & Media
"It only took us eighteen days!" "Hello, this is our Egyptian revolution".
News & Media
"A hundred?" "It'll only win us sixty or seventy in profit, max, if we bet a hundred.
News & Media
Only took us three hours!
News & Media
They only gave us three stars, but you can't wow everybody.
News & Media
Expert writing Tips
Best practice
When writing formally, consider using "just the two of us" or "only the two of us" for better grammatical correctness. It is acceptable to use "only us two" in informal contexts.
Common error
Avoid using "only us two" in formal writing; it's considered grammatically incorrect. Instead, opt for "only the two of us" or "just the two of us", which use the correct pronouns in the proper form.
Source & Trust
93%
Authority and reliability
3.8/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "only us two" functions as a determiner phrase specifying a limited group. As noted by Ludwig, it is a non-standard phrasing, often replaced by more grammatical alternatives. The examples highlight its use in informal contexts.
Frequent in
News & Media
50%
Science
25%
Formal & Business
0%
Less common in
Encyclopedias
0%
Wiki
0%
Reference
0%
Ludwig's WRAP-UP
In summary, while the phrase "only us two" is understandable and occasionally used, it is generally considered grammatically incorrect and more informal. As Ludwig AI points out, "just the two of us" or "only the two of us" are often better choices for formal writing. It serves to highlight the exclusive nature of an activity or secret to only two individuals. Use it with caution in professional or academic contexts. The phrase appears mostly in news media, with some instances in scientific contexts.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
just the two of us
More grammatically standard way to express the same idea.
only the two of us
Adds a slight emphasis on the exclusivity.
just you and me
Uses more common and direct pronouns.
only you and I
Uses more formal pronouns.
merely us two
Replaces "only" with "merely", which might imply a smaller impact.
simply us two
Replaces "only" with "simply", suggesting ease or lack of complication.
exclusively us two
Emphasizes the exclusivity of the group.
solely us two
Replaces "only" with "solely", stressing that there are no others involved.
precisely us two
Highlights that it's exactly and specifically those two.
none but us two
An archaic way of expressing the same meaning.
FAQs
Is "only us two" grammatically correct?
While understandable, "only us two" is not considered grammatically correct in formal English. "Only the two of us" or "just the two of us" are better options.
What's the difference between "only us two" and "only the two of us"?
"Only us two" is informal and arguably grammatically incorrect. "Only the two of us" is the grammatically correct version.
When is it appropriate to use "only us two"?
You can use "only us two" in casual conversations or informal writing, but it's best to avoid it in formal settings.
What are some alternatives to "only us two"?
Alternatives include "just the two of us", "only the two of us", or "just you and me".
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
93%
Authority and reliability
3.8/5
Expert rating
Real-world application tested