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
a boyfriend of
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "a boyfriend of" is correct and usable in written English.
It can be used when referring to someone in the context of their relationship with a specific person. Example: "She introduced him as a boyfriend of her best friend."
✓ Grammatically correct
News & Media
Wiki
Alternative expressions(2)
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
42 human-written examples
(The wall was installed by a boyfriend of the roommate).
News & Media
I was 12 or 13 when a boyfriend of my sister started coming to our house.
News & Media
As if the idea of having a boyfriend, of being straight, required straightening out in other ways.
News & Media
The world cannot allow Eleanor a boyfriend of any kind, because she's poor and fat and dresses funny.
News & Media
The police focused their attention on a boyfriend of Ms. Castro's who was said to be abusive.
News & Media
But the only person positively identified from the DNA swabs was a boyfriend of one of the older girls.
News & Media
Human-verified similar examples from authoritative sources
Similar Expressions
13 human-written examples
If you are trying to choose a boyfriend out of a herd of thousands, you may choose none of them.
News & Media
And you never know, you may get a boyfriend out of it!
Wiki
Now I'm a junior with a sophomore boyfriend of over a year.
News & Media
Volochkova's version is that it was because of the influence of a former boyfriend of hers, a powerful billionaire.
News & Media
Ms. Winter's character gets a boyfriend, kind of.
News & Media
Expert writing Tips
Best practice
When using the phrase "a boyfriend of", ensure the context clearly identifies who the boyfriend belongs to in order to avoid ambiguity. For example, specify "a boyfriend of my sister" instead of just "a boyfriend".
Common error
Avoid using "a boyfriend of" followed by pronouns that could create ambiguity. For example, instead of saying "a boyfriend of hers", specify "a boyfriend of Jane's" to ensure clarity.
Source & Trust
89%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "a boyfriend of" functions as a prepositional phrase that modifies a noun, specifying whose boyfriend is being referred to. It indicates a relationship between two people, highlighting the connection of one person as the boyfriend of another, as evidenced by Ludwig's numerous examples.
Frequent in
News & Media
79%
Wiki
9%
Formal & Business
3%
Less common in
Science
3%
Encyclopedias
3%
Reference
3%
Ludwig's WRAP-UP
In summary, the phrase "a boyfriend of" is a common and grammatically correct prepositional phrase used to specify a romantic relationship between two individuals. As confirmed by Ludwig, it appears frequently in various contexts, particularly in news and media sources, and serves the purpose of identifying or describing someone in relation to their partner. While generally neutral in register, ensuring clarity in pronoun usage and context is crucial. When alternative phrasing is desired, options like "partner of" or "romantic interest of" can be considered to convey slightly different nuances.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
partner of
Emphasizes a more committed or long-term relationship than just a boyfriend.
man she's dating
Focuses on the action of dating rather than the formal relationship.
romantic interest of
Highlights the romantic aspect of the relationship, suitable for a formal tone.
the guy seeing
More casual and conversational, indicating a current dating situation.
date of
Implies a more casual and less serious relationship.
male companion of
A more neutral term, suitable when the nature of the relationship is unknown or unimportant.
the boyfriend belonging to
Highlights the fact that the boyfriend is an element of another person's life.
friend of (who is a boyfriend)
Clarifies the relationship status within a broader social connection.
suitor of
Suggests courtship and a more traditional dynamic.
beau of
An older, somewhat archaic term for boyfriend.
FAQs
How can I use "a boyfriend of" in a sentence?
Use "a boyfriend of" to specify someone's romantic partner, such as, "He is "a boyfriend of" my sister" or "She dated "a boyfriend of" her roommate".
What are some alternatives to saying "a boyfriend of"?
Depending on the context, you could use alternatives such as "partner of", "date of", or "romantic interest of".
Is it grammatically correct to say "a boyfriend of"?
Yes, "a boyfriend of" is grammatically correct when you want to specify that someone is the boyfriend of a particular person. For example, "He is "a boyfriend of" hers."
What's the difference between "a boyfriend" and "a boyfriend of"?
"A boyfriend" generally refers to someone in a relationship, while ""a boyfriend of"" specifies whose boyfriend the person is. For example, "He is "a boyfriend of" my friend," clarifies that he's dating your friend.
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
89%
Authority and reliability
4.5/5
Expert rating
Real-world application tested