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 protagonist
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "only protagonist" is correct and usable in written English.
It can be used to refer to the singular main character in a narrative or story, emphasizing that there is no other protagonist present. Example: "In this novel, the only protagonist is a young woman who embarks on a journey of self-discovery."
✓ Grammatically correct
News & Media
Science
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
5 human-written examples
But it became apparent during the day that Zehaf-Bibeau was the only protagonist.
News & Media
The only protagonist who actually enacts his doom, a destiny followed out, is the little skunk: it's inevitable that he'll kill somebody.
News & Media
Regardless of subject matter, though, "Permafrost," is for me the more interesting story, in that it subtly breaks with Bloom's customary realism, yielding the only protagonist in the book who is both unsympathetic and untrustworthy.
News & Media
At the beginning (December, 2013), the majority of events were of local scope (Figure 5(a)), meaning that Ukraine was the only protagonist country at that time.
Science
In Game Informers list of top ten heroes of 2010, Lightning was ranked eighth and praised as the only protagonist in Final Fantasy XIII who "seemed capable of taking on the corrupt government of Cocoon": another comment was that her "no-nonsense approach to her mission makes her the game's standout hero".
Wiki
Human-verified similar examples from authoritative sources
Similar Expressions
55 human-written examples
Patients and caregivers are not, however, the only protagonists of the battle against cancer.
Science
Bob, the first-name-only protagonist of "Toward You," Jim Krusoe's unsettling fourth novel, is a man much obsessed with death.
News & Media
Shakespeare composed a poem unlimited, in which only the protagonist is beyond all limits.
News & Media
THE only male protagonist appears in "The Ant of the Self," which also opens in Louisville, but 34 years later.
News & Media
Mr. McCain's impatience with his war story soon changed, however, when he became not only its protagonist but also its author.
News & Media
She is only the protagonist of Tina Fey's new sitcom, Unbreakable Kimmy Schmidt, starring the delightful ray-of-sunshine-as-human Ellie Kemper.
News & Media
Expert writing Tips
Best practice
When using "only protagonist", ensure the context clearly establishes the narrative or situation you're referring to. This prevents misinterpretation.
Common error
Avoid using "only protagonist" when describing a story or situation with multiple main characters or equal driving forces. This dilutes the importance and presence of co-protagonists, leading to inaccuracies.
Source & Trust
91%
Authority and reliability
4.1/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "only protagonist" functions as a noun phrase. It identifies the singular main character or actor within a narrative, event, or situation. As Ludwig AI highlights, the phrase is used correctly and understandably in writing.
Frequent in
News & Media
60%
Science
20%
Wiki
20%
Less common in
Formal & Business
0%
Social Media
0%
Encyclopedias
0%
Ludwig's WRAP-UP
In summary, the phrase "only protagonist" is a grammatically sound and understandable noun phrase used to emphasize a singular main character in various contexts. While not very common, it appears in reliable sources such as The Guardian, The New Yorker, and Wikipedia. Ludwig AI confirms its correctness, noting its suitable usage in diverse writings. For alternative expressions, consider "sole protagonist" or "single protagonist" to convey similar meaning. It is most frequently found in News & Media, Science and Wiki.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
Sole protagonist
Emphasizes the singularity and exclusiveness of the main character.
Single protagonist
Highlights that there is just one main character, without others sharing that role.
One and only protagonist
Adds emphasis to the uniqueness of the main character.
Principal character only
Similar to "only protagonist" but uses a slightly more formal register.
Main character alone
Focuses on the character's isolation in their role as the central figure.
Exclusive protagonist
Underscores that the character is the only one with the role of protagonist.
Unique protagonist
Stresses the distinctiveness of the main character, implying individuality.
Central figure alone
Shifts the focus from a narrative context to a more general situation where one person is central.
Solitary lead
Applies primarily to narratives or performances, highlighting the leading role's aloneness.
Primary focus character
Broader term applicable in various contexts, indicating the main focus is on that character.
FAQs
How can I use "only protagonist" in a sentence?
You can use "only protagonist" to emphasize that there is just one main character in a story or event, for example, "In this play, the "only protagonist" struggles with their inner demons".
What are some alternatives to using "only protagonist"?
Alternatives include "sole protagonist", "single protagonist", or "main character alone", depending on the nuance you want to convey.
Is it grammatically correct to say "only protagonist"?
Yes, "only protagonist" is grammatically correct. It functions as a noun phrase that identifies the singular main character.
What does "only protagonist" emphasize in a narrative?
The phrase "only protagonist" stresses the singularity and central importance of one character, implying that no other character shares their role in driving the plot or action.
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
91%
Authority and reliability
4.1/5
Expert rating
Real-world application tested