IVE, who put "a self with agency" front and centre, are six colours on MBTI too. Starting from the ENTJ Wonyoung stated in 2025, here are all six members' types.
This page reads the 6 members of IVE through three layers: MBTI as the outward personality, attachment style as the hidden side, and a Big Five type. Rather than simply assigning a type, Why this type from what has been said publicly and from public episodes — that is how this site works.
📊 Attachment styles across IVE
The comparison baseline is the attachment split across 42,256 quiz responses: 30.1% secure, 15.5% anxious, 13.7% avoidant, 40.6% fearful-avoidant.
Spread beautifully from Commander to Adventurer. Every one of them has an axis of her own.
🧩 Reading the relationships inside IVE through attachment
IVE is unusual in that the line-up already mixed experienced members with newcomers at debut. When careers differ inside one group, roles settle along something other than age or seniority. The spread of stated MBTI types places extraverts and introverts evenly, and that overlaps visibly with how the work is divided on stage. The attachment column is an estimate from public information.
📖 Member list (tap to jump)
The artwork is 16 MBTI types × 4 attachment styles = 64 combinations character images. When the same picture appears twice, those two match all the way down to the 64-type level.
🐶 Yujin: MBTI ISTP, attachment secure
Large dog leader. With his easy-going personality, he naturally brings together the younger members.
MBTI radar (ISTP dominant four axes + attachment stability)
Big Five radar (five factors + hidden-side axis)
Why Yujin is ISTP × secure
Stated MBTI: ISTP. A plain-spoken temperament people call big-dog energy, and a leader who holds the younger members together without fussing over them. Judging by what works rather than by feeling, without any dressing up, is exactly what makes her reassuring.
🎀 Wonyoung: MBTI ENTJ, attachment secure
Personally embodies the positive thinking of "Lucky Vicky". A hard worker with thorough self-control.
MBTI radar (ENTJ dominant four axes + attachment stability)
Big Five radar (five factors + hidden-side axis)
Why Wonyoung is ENTJ × secure
The latest MBTI she stated on a programme in 2025 is ENTJ. She put out the "Lucky Vicky" habit of flipping things positive herself, and stays out front on thorough self-management — a Commander who lives by working backwards from the goal.
🍂 Gaeul: MBTI ISTJ, attachment secure
Coolest oldest case. Although he doesn't talk much, he quietly accomplishes whatever he decides to do.
MBTI radar (ISTJ dominant four axes + attachment stability)
Big Five radar (five factors + hidden-side axis)
Why Gaeul is ISTJ × secure
Stated MBTI: ISTJ. One of the eldest, with few words, who quietly finishes whatever practice she has set herself. A Logistician who builds trust on certainty rather than flash.
🍙 Rei (IVE): MBTI INFJ, attachment secure
Originally from Japan. There is a gap between a loose and soothing character and a core statement.
MBTI radar (INFJ dominant four axes + attachment stability)
Big Five radar (five factors + hidden-side axis)
Why Rei (IVE) is INFJ × secure
Stated MBTI: INFJ. She looks like a soft, soothing presence, and then in interviews says something with a core to it, in her own words — an Advocate of quiet insight.
🍰 Liz: MBTI ISFP, attachment secure
Natural main vocalist who plays at his own pace. It softens the atmosphere with a relaxed atmosphere.
MBTI radar (ISFP dominant four axes + attachment stability)
Big Five radar (five factors + hidden-side axis)
Why Liz is ISFP × secure
Stated MBTI: ISFP. An Adventurer who combines an unhurried, easy presence with the fine expressive control of a main vocalist. The unhurriedness itself loosens the tension in a room.
🐥 Leeseo: MBTI ENFP, attachment secure
The youngest mood maker. He lights up the group with his overflowing charm and friendliness.
MBTI radar (ENFP dominant four axes + attachment stability)
Big Five radar (five factors + hidden-side axis)
Why Leeseo is ENFP × secure
Stated MBTI: ENFP. The youngest and the mood-maker, raising the light level of a room with sheer charm. The friendliness is innate; she closes the distance with someone she has just met in no time.
❓ Frequently asked questions
How many IVE members are listed here?
IVE currently has 6 members listed. Each one carries MBTI, attachment style and a Big Five type, with the reasoning for the call. (Yujin, Wonyoung, Gaeul and others)
Which attachment style is most common in IVE?
Of the 6 listed here, the most common is secure at 6 (100%). On MBTI, ISTP leads with 1. Ways of keeping distance differ even inside one group, so the same MBTI does not mean the same way of relating to people.
Is this type assignment official?
This is not official. It is the editors' reading, built from publicly stated information and public episodes. It is not a psychological assessment, nor the view of the people involved or their agencies.
Can I find out my own type?
A free 46-question quiz crosses the 16 MBTI types with the 4 attachment styles into 64 types. No sign-up. Reading it against the IVE members makes your own way of keeping distance easier to see.
46 QUESTIONS
Which member of IVE are you closest to?
You are placed in one of 64 types, MBTI crossed with attachment style.
About five minutes. No registration. Free.
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So which of them is closest to you
Among the 6 members of this group, the most common attachment style is Secure, with 6 (100%). The most common MBTI is ISTP. Once you know your own combination, the same list starts showing you who you are close to.
Seen from the outward personality Big Five test, and how you match your favourite Compatibility.
This type reading is not official. It is our own estimate from each character's publicly known words and actions, offered for entertainment.