The rarest Myers-Briggs (MBTI) personality type is generally considered to be INFJ (Introverted, Intuitive, Feeling, Judging), also known as The Advocate, making up only about 1-2% of the population, though recent data suggests ENTJ might be even rarer in some contexts, but INFJ is consistently seen as the least common overall, especially in men. INFJs are characterized by deep intuition, empathy, and a strong drive for purpose, often feeling misunderstood due to their unique blend of traits.
The top 5 rarest personality types ranked
INFJs often find great matches with types that complement their intuition and values, like ENFPs (optimistic, value-driven) or ENTPs (challenging, insightful), but also deeply compatible "Golden Pairs" like INTPs (intellectual depth) or fellow INFJs (deep understanding). Key traits to look for in a spouse include decisiveness, an ability to challenge (but not invalidate) their beliefs, emotional maturity, and someone who respects their need for authenticity and boundaries.
One Myers-Briggs® Celebrity INTP Personality Type is theoretical physicist Albert Einstein.
Taylor Swift's MBTI Type: ENFJ (The Giver) We believe that Taylor Swift is most likely an ENFJ, and there are many signs and facts that she actually has this personality type. ENFJs thrive on connection. Taylor doesn't just sing about people — she sings to them, for them, and sometimes with them.
Zuckerberg is an INTJ, which is one of sixteen personality types from the famous Briggs/Myers personality type model that describes someone's perception of the world. INTJ stands for Introverted, Intuitive, Thinking, and Judging, four personality traits described by psychoanalyst Carl Jung.
The 12 Dark Sides of an INFJ: To Know Them is to Handle Them
1. ESFJ. People who fit the ESFJ personality type can usually be recognized by their big hearts and kindly manner. ESFJs are warm and welcoming and their love of tradition means they value good old-fashioned manners highly.
Moodiness
We may appear calm on the outside, even when inside, we INFJs are a bundle of intense emotions. It's usually apparent when something is bothering us, but that doesn't mean we'll want to talk about it.
Billie Eilish's MBTI type is widely debated, but common suggestions lean towards INFP (The Mediator) or ISFP (The Adventurer), with Type 4 Enneagram often associated due to her deep emotional expression, individuality, and authenticity, though some see hints of INTP or other types, reflecting her unique creative process and introspection.
She is clearly introverted and a judger. Also I can see a lot of Te in her (having goals and being productive, being bossy and giving unsolicited advice, being very straightforward,etc) And she doesn't look like an INTJ so she's an ISTJ.
While no personality test definitively proves a link between Myers-Briggs type and IQ, studies and analyses often show INTJ (Architect) and INTP (Logician) types scoring highest on average in intelligence measures, followed closely by other "intuitive" types like ENTP and INFJ, reflecting a tendency for abstract, analytical thinking in these types, but individual intelligence varies greatly across all types.
Famous INTJs include Hillary Clinton, Ruth Bader Ginsburg, Stephen Hawking, Thomas Jefferson, Lance Armstrong, and Bill Gates. INTJ is the third rarest type in the population, and the rarest type among women. INTJs make up: 2% of the general population.
Another red flag is having a martyr complex. INFJs may sacrifice things for others without even being asked. This can leave them frustrated when things don't exactly go how they imagined they would. And lastly, an INFJ may overextend themselves trying to save or fix other people.
The 777 rule for marriage is a relationship guideline focusing on intentional quality time: a date night every 7 days, a weekend getaway every 7 weeks, and a longer vacation every 7 months to keep the bond strong, reduce stress, and prevent drifting apart amidst daily life. It emphasizes consistent, dedicated connection—from simple at-home dates to bigger trips—acting as a reminder to prioritize the relationship before it gets lost in routine.
"Although two well-developed individuals of any type can enjoy a healthy relationship, INFJ's natural partner is the ENTP, or the ENFP. INFJ's dominant function of Introverted Intuition is best matched with a personality type that is dominated by Extraverted Intuition."