No specific personality type inherently has a low IQ, as intelligence is complex and multi-faceted, but studies show traits like high Neuroticism (anxiety, negative emotion) can appear to lower IQ scores on tests due to performance anxiety, while Agreeableness and Extraversion sometimes correlate inversely with IQ, and Openness shows a positive link. Personality models like MBTI don't directly measure IQ, and stereotypes often misrepresent potential, but research suggests some types (like ISFJ/ESFJ in some studies) might have lower average IQ scores, though anyone can have low or high intelligence.
MBTI Types Ranked by Intelligence (based on average IQ)🧠 1️⃣ INTJ (Architect) – 130 2️⃣ INTP (Logician) – 129 3️⃣ ENTJ (Commander) – 128 4️⃣ ENTP (Debater) – 125 5️⃣ INFJ (Advocate) – 125 6️⃣ ENFJ (Protagonist) – 123 7️⃣ ISTJ (Logistician) – 123 8️⃣ ISTP (Virtuoso) – 122 9️⃣ ESTJ ( ...
Equatorial Guinea is ranked as the country with the lowest average IQ according to the latest global studies. Key facts include: Average IQ score: 56 (World Population Review, 2024)
Quick Thinkers – ENTP personalities have tremendously flexible minds and are able to shift from idea to idea with little effort, drawing on their accumulated knowledge to prove their points, or their opponents', as they see fit.
The top 3 rarest personality types are consistently identified as INFJ (The Advocate), ENTJ (The Commander), and INTJ (The Architect), with INFJ usually being the absolute rarest (around 1.5%), followed by ENTJ (around 1.8%), and INTJ (around 2-3%) of the general population, according to Psych Central, Redeemed Mental Health, and Reddit.
ESFJ (the caregiver) are very warm, compassionate, and helpful people. They are often willing to go the extra mile for others. Other personality types like ISFJ, INFJ, ENFJ, ENFP, and ISFP are also loyal, kind, and gentle souls, and personalities to have as friends, leaders, and family.
Elon Musk's personality is often described using Myers-Briggs as INTP (Introverted, Intuitive, Thinking, Perceiving) or sometimes INTJ, and his Enneagram type as a visionary Type 5 (The Investigator) with healthy Type 8 traits (The Challenger), highlighting his intellectual curiosity, analytical thinking, focus on innovation, and ambitious drive to solve big problems, though some sources note traits of a "sigma male" or high conscientiousness with emotional instability.
The MBTI functions and attitudes that most correlate with ADHD are the intuitive (N) function and perceptive (P) attitude. People who score high on these dimensions have more chances of portraying ADHD symptoms.
Overthinking is a big problem for both INFJ personality types and INFP personality types. As a writing coach who specializes in working with both types, I've seen that overthinking is tied to INFJs and INFPs struggling overall with creativity, feeling connected to their intuition, and life in general.
Sixteen personality types: The most common types among gifted adolescents were INFP, INTP, ENFP, and ENTP, which constituted nearly 50% of the gifted sample compared with 19% of the normative group. The most common preference among gifted adolescents is intuition.
Even with an IQ of 159.8, John F. Kennedy had a reputation in childhood of being a poor student, preferring games and sports. He came around, though, and graduated from Harvard in 1940.
Equatorial Guinea – Average IQ: 59
With an average IQ score of 59, Equatorial Guinea is often cited as having the lowest recorded national average globally.
No, an IQ of 97 is not considered dumb; it falls squarely in the average range (90-109), indicating typical cognitive abilities, though some tests might place it slightly below the exact midpoint of 100. An IQ score of 97 means you performed better than 42% of people, and due to the test's margin of error, your score could be anywhere from the high 80s to the mid-100s, still within normal intelligence.
Researchers asked adults to rank the attractiveness of potential partners based on IQ. They found that people usually rated an IQ of 120 — which is generally higher than 90% of the population — as the most attractive. However, participants typically reported less interest in people with an even higher IQ of 135.
From his career and personal life, we can conclude that Albert Einstein's MBTI was INTP. People with the INTP personality type are known for their creativity, analytical thinking, and introverted nature. He also had many Enneagram 5 traits.
8 Introverted Personality Types
The Joker being an ENTP personality type, he possesses certain personality traits that align with this classification. One of the key traits for ENTPs is their dominant Extraverted Intuiting (Ne), which is one of the eight cognitive functions that individuals use to take in information.
ISFP. Easygoing, creative, spontaneous, and modest, ISFPs may be more likely than others to self-medicate with substances. One study compared personality traits among people struggling with addiction. The researchers found ISFP to be one of the most common MBTI types among those who also struggled with a mood disorder.
INFJ personality types and INFP personality types are two of the most intuitive personality types in the MBTI personality type system. Many people believe that the intuition of INFJ personality types and INFP personality types comes from both types being very observant, and subconsciously picking up on physical cues.
Many autistic people tend to be more introverted, detail-focused, and prefer structure and routine. For example, personality frameworks like the Myers-Briggs Type Indicator (MBTI) often associate autistic traits with types such as INTJ, INTP, and ISTJ, which value analytical thinking and deep focus.
As shown in table 2, the most frequently occurring type for this sample is ENFP (15.2%), followed by INFP (10.5%). The least common types are ESTP (1.2%), ISFP (2.0%), and ESFJ (2.0%).
INFPs, INFJs, and INTJs tend to experience higher levels of anxiety and depressive symptoms, especially in environments that lack emotional safety or purpose. These types often overthink, hold themselves to unrealistic standards, or isolate when overwhelmed.
Taylor Swift is widely typed as an ESFJ (Extroverted, Sensing, Feeling, Judging), often called "The Consul," known for being loyal, caring, organized, and people-focused, with an Enneagram 3w2 for being ambitious and image-conscious, though her complex career and songwriting lead to debates, with some suggesting ENFJ or ISFJ, while her music itself hints at various types.
MBTI in Team Dynamics and Organizational Settings
Leadership positions are often held by Extraverted and Judging types, with ENTJ and ESTJ being common among CEOs.
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.