A person who the police think might have been involved in a crime, but who has not been charged or arrested.
The detective held a press conference after the robbery. She told reporters that they had identified a person of interest and were asking for the public’s help. She was careful to say that no one had been officially charged yet.
This meaning is about someone the police want to look into more closely during an investigation. Imagine watching the news after a break-in at a local store. The reporter says police have identified a person of interest based on security camera footage. This is someone who might know something or might be involved, but hasn’t been arrested or accused yet. You might hear “police are questioning a person of interest” or “he was named a person of interest in the robbery.” Or picture a detective knocking on someone’s door — not to arrest them, but because their name keeps coming up in the case. The phrase is deliberately careful — it avoids calling someone a suspect before there’s enough evidence. ✏️ This phrase is softer than “suspect” — police use it to avoid accusing someone publicly before they have enough proof.
Vivid example: The neighborhood was buzzing after police cars showed up at the quiet house on the corner. News quickly spread that the man living there was a person of interest in a fraud investigation. He hadn’t been charged, but everyone was already whispering about what might have happened.
Examples from the street:
“Police have identified a person of interest in connection with the robbery.” → The authorities have found someone they want to question about the crime, but haven’t officially accused them yet
“He became a person of interest after his name kept appearing in the investigation.” → He attracted the attention of investigators because his name came up repeatedly
“Am I a suspect?” — “No, you’re just a person of interest at this stage.” → You’re someone we’d like to talk to, but we’re not saying you did anything wrong
Person of interest in law enforcement — VERY COMMON:
– a person of interest (in something) → someone police want to question in connection with a case
– identify/name a person of interest → publicly or officially single someone out for questioning
– be considered/treated as a person of interest → be regarded by authorities as someone worth investigating
– question/interview a person of interest → formally speak to someone connected to an investigation
– remain a person of interest → continue to be someone investigators are focused on
– persons of interest → plural form used when multiple people are being looked at
Person of interest in general use:
– a person of interest to (somebody/an organisation) → someone a group or institution wants to know more about
– become a person of interest → attract attention or scrutiny from authorities, media, or others
– flag somebody as a person of interest → mark someone for closer attention in a system or database
Example Sentences
1. Detectives have identified a person of interest in the missing persons case but have not made any arrests
→ Investigators have found someone they want to speak to about the disappearance but haven’t taken anyone into custody yet.
2. She was named as a person of interest after CCTV footage placed her near the scene
→ She was publicly singled out for questioning after security camera recordings showed her close to where the incident happened.
3. “At this point, he is only a person of interest — not a suspect,” the chief of police told reporters
→ “For the time being, he is simply someone we wish to speak to — we are not accusing him of anything,” the head officer said to journalists.
4. The hacker became a person of interest to intelligence agencies after breaching a government database
→ The computer criminal attracted the attention of spy organisations after breaking into a state-run information system.
5. Several persons of interest have been questioned in connection with the fraud
→ A number of individuals who attracted investigators’ attention have been formally spoken to regarding the financial crime.
6. He remained a person of interest for months, even though no evidence was ever found against him
→ He continued to be someone investigators were watching for a long time, despite the fact that no proof of wrongdoing was ever discovered.
7. Border officials flagged him as a person of interest because of his frequent travel to high-risk regions
→ Immigration staff marked him for closer attention because he regularly visited areas considered dangerous.
8. Being called a person of interest doesn’t mean you’ve done anything wrong — it just means they want to talk to you
→ Being described as someone investigators want to speak to doesn’t imply guilt — it simply means they have questions for you.
9. The journalist became a person of interest to the government after publishing classified documents
→ The reporter attracted official scrutiny after making secret files available to the public.
10. Police say they are looking for two persons of interest who were seen leaving the building shortly before the fire started
→ Officers say they want to find two individuals who were spotted walking out of the premises just before the blaze broke out.
Learner Examples
1. When students hear the phrase person of interest for the first time, they often assume it means someone interesting — but it actually means someone authorities want to question
→ When learners first encounter this expression, they frequently think it refers to a fascinating individual — but it really describes someone that officials wish to speak to as part of an investigation.
2. Understanding phrases like person of interest helps language learners follow English-language crime dramas and news reports without constantly pausing to check vocabulary
→ Knowing expressions like this allows students to watch detective shows and listen to current affairs coverage in English without having to stop every few minutes to look up unfamiliar words.
✔ Native usage tips
– It’s deliberately vague — and that’s the point — police use “person of interest” specifically because it avoids the word “suspect.” It means “we want to talk to this person” without formally accusing them of anything. This protects both the investigation and the individual’s legal rights
– It does NOT mean interesting person — this is the most common learner mistake. “She’s a person of interest” in a news report means she’s connected to an investigation, not that she has a fascinating personality. Context makes this clear to native speakers instantly
– It’s a media and police favourite — you’ll hear this phrase constantly in crime reporting, police press conferences, and detective TV shows. It became widespread in the early 2000s as law enforcement adopted more careful legal language in public statements
– The plural is persons, not people — in legal and formal contexts, the plural is always “persons of interest,” never “people of interest.” This formal plural is standard in police and legal English
– It can feel like a soft accusation — although officially neutral, being publicly called a person of interest often damages someone’s reputation. Many people hear it and assume the person is guilty, which is why some legal experts criticise the term
– Also used in intelligence and security contexts — beyond criminal cases, intelligence agencies and border security use “person of interest” to describe anyone they’re monitoring or want to track, even if no crime is suspected
✔ Similar expressions / words
– Suspect → much stronger and more direct; a suspect is someone officially believed to have committed a crime; “person of interest” is deliberately weaker and carries no formal accusation, which is why police often prefer it in early stages
– Witness → someone who saw or knows about an event; a witness provides information, while a person of interest may themselves be under scrutiny; someone can start as a witness and become a person of interest if their story raises questions
– Lead → in investigation language, a lead is a piece of information or a person that could help solve the case; broader than person of interest because it includes tips, evidence, and clues as well as individuals