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
will have been
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "will have been" is correct and usable in written English.
You can use it when talking about something that is expected to have happened in the past by a certain time in the future. For example, "By the end of the year, I will have been working at this company for 10 years."
✓ Grammatically correct
News & Media
Science
Academia
Alternative expressions(19)
will be working
is expected to have been
is anticipated to have been
would have been
is projected to have been
will have transpired
will be
will have begun
will have implemented
will have preferred
will have delivered
will have existed
will have become
will have ceased
will have worked
will have occurred
will have changed
will have gained
will have supported
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
What will have been learned?
News & Media
She will have been disappointed.
News & Media
We will have been warned, at least.
News & Media
That will have been addressed this week.
News & Media
"The enemy will have been watching us.
News & Media
Some will have been infected at birth.
News & Media
The job will have been done forever.
News & Media
They will have been disappointed.
News & Media
Lessons will have been learnt.
News & Media
Something will have been added to it.
News & Media
Marketing spend will have been appropriately modest.
News & Media
Expert writing Tips
Best practice
Use "will have been" to clearly indicate an action that will be completed before a specific point in the future, providing a sense of closure or prior achievement. For example, "By next year, the project will have been completed."
Common error
Avoid using "will have been" when a simple future tense is more appropriate. Overusing the future perfect can make your writing sound overly complex or unnatural. Make sure the context requires highlighting the completion of an action before another future event.
Source & Trust
88%
Authority and reliability
4.6/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "will have been" functions as a future perfect construction, indicating an action or state that will be completed before a specified time in the future. Ludwig AI confirms its grammatical correctness and usability in written English.
Frequent in
News & Media
44%
Academia
16%
Science
15%
Less common in
Formal & Business
12%
Encyclopedias
0%
Wiki
0%
Ludwig's WRAP-UP
In summary, "will have been" is a grammatically sound and frequently used future perfect construction. It serves to emphasize the completion of an action or state by a specific point in the future. Ludwig AI confirms its validity, noting its suitability for describing events that are expected to be finished at a determined future time. As evidenced by the provided examples, this phrase appears most commonly in news, academic, and scientific contexts, highlighting its versatility across different forms of writing. Be mindful of the tense sequence and clarity to maximize the impact and accuracy of your writing when using "will have been".
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
shall have been
Replaces "will" with "shall", indicating a formal or less common usage, primarily with "I" and "we".
will by then have been
Adds emphasis on the 'then' point in time, highlighting the elapsed time before the future event.
would have been
Shifts from future to conditional, expressing a hypothetical past action from a future perspective.
is expected to have been
Highlights expectation or prediction, adding a sense of anticipation or assumption.
is anticipated to have been
Similar to 'is expected', it conveys a sense of anticipation but often with a more formal tone.
is projected to have been
This phrase emphasizes a forecast or prediction, often based on data or analysis.
is going to have been
Emphasizes intention or planning, adding a layer of anticipation to the completed action.
will have transpired
Replaces 'been' with 'transpired', focusing on the occurrence or taking place of an event.
will have come to pass
Offers a more formal or literary alternative, emphasizing the fulfillment or realization of something.
will be
Simplifies to future simple, losing the sense of completion by a specific future time.
FAQs
How do I use "will have been" in a sentence?
Use "will have been" to describe an action that will be completed before a specific time in the future. For example, "By the time you arrive, I "will have been waiting" for an hour."
What's the difference between "will have been" and "will be"?
"Will be" describes a future state or ongoing action, while "will have been" indicates an action that will be completed before a certain point in the future. For example, "I "will be working" tomorrow" vs. "I "will have been working" for 10 hours by tomorrow evening."
What are some alternatives to "will have been"?
Depending on the context, you can use phrases like "is expected to have been", "is anticipated to have been", or rephrase the sentence to use a simpler tense if the sense of completion isn't crucial.
Is it correct to use "will have been being"?
While grammatically possible, using "will have been being" (future perfect continuous passive) is often unnecessarily complex and can usually be simplified for clarity. Consider rephrasing to avoid this construction. "The house "will have been repaired" by then" is better than "The house will have been being repaired by then".
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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
88%
Authority and reliability
4.6/5
Expert rating
Real-world application tested