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
when and where
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "when and where" is correct and usable in written English.
You can use it when asking about a specific event and its location. For example: "Can you tell me when and where the meeting is?".
✓ Grammatically correct
News & Media
Science
Wiki
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
58 human-written examples
Who, when and where?
News & Media
When and where?
News & Media
When and where is "safe"?
News & Media
When and where will this end?
News & Media
WHEN AND WHERE Through Feb. 24.
News & Media
But when and where was he born?
Encyclopedias
When and where will the disease progress?
News & Media
When and where did it begin?
News & Media
When and where, they cannot say.
News & Media
WHEN AND WHERE Through June 26.
News & Media
When and where did that start?
News & Media
Expert writing Tips
Best practice
Use "when and where" to clearly and directly inquire about the timing and location of an event or piece of information. It's concise and easily understood in most contexts.
Common error
While generally acceptable, avoid overusing "when and where" in highly formal or academic writing. More sophisticated phrasing might be more appropriate depending on context.
Source & Trust
80%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "when and where" functions primarily as an interrogative conjunction phrase, used to inquire about both the time and location of an event, action, or piece of information. Ludwig examples show its versatility in various questioning scenarios.
Frequent in
News & Media
38%
Wiki
25%
Science
23%
Less common in
Encyclopedias
2%
Formal & Business
6%
Reference
3%
Ludwig's WRAP-UP
In summary, "when and where" is a grammatically sound and very common interrogative phrase used to inquire about the timing and location of events or information. As Ludwig AI confirms, it's appropriate across various contexts, ranging from news and media to scientific and informal settings. While generally neutral, it's advisable to consider more sophisticated phrasing for highly formal writing. The phrase is versatile, direct, and widely understood, making it a reliable choice for clear communication.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
the when and the where
Emphasizes both aspects, often used for clarity or dramatic effect.
time and place
A general alternative emphasizing the temporal and spatial aspects.
date and location
Focuses on the specific time and place, often used in formal contexts.
at what time and location
A more formal way to ask for precise details regarding time and place.
scheduling details
Focuses specifically on the timing and logistical aspects of an event.
the specifics
A shorter and more direct way of asking for precise details.
under what circumstances
Focuses on the situational details, incorporating time and place as aspects of the overall context.
the circumstances
This refers to the conditions or details surrounding an event, including time and place, but also encompassing broader contextual elements.
what are the details
Seeks comprehensive information, which includes timing and location.
pertinent information
Asks for relevant details including time and place, but can encompass broader aspects.
FAQs
How can I use "when and where" in a sentence?
You can use "when and where" to ask about the time and location of an event. For example, "Do you know "when and where" the concert will be held?"
What's a more formal alternative to "when and where"?
In formal contexts, consider using "at what time and location" or asking for the "scheduling details" instead of "when and where".
Is it redundant to use both "when" and "where"?
No, using both "when" and "where" is not redundant if you need information about both the timing and location. It provides a comprehensive request.
Can "when and where" be used in questions other than about events?
Yes, "when and where" can be used to inquire about the occurrence of any event or piece of information, not just scheduled events. For example, "When and where did this tradition originate?"
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
80%
Authority and reliability
4.5/5
Expert rating
Real-world application tested