Dexter Morgan Personality Type, Zodiac Sign & Enneagram


Dexter Morgan
  • Personality type: ISTJ
  • Enneagram: 1w9
  • Birth date: February 1, 1971
  • Series: Dexter
  • Zodiac: Aquarius


We explore Dexter Morgan’s personality type, best personality matches, zodiac sign and Enneagram type.

Dexter Morgan is a fictional character from the TV program of the same name. He was a notorious serial killer in Miami, referred to as “The Bay Harbor Butcher,” who only sought revenge on other criminals that had escaped justice.

His intricate and meticulous manner of murder allowed him to avoid capture by getting rid of all evidence associated with his victims. Dexter lived a life of irony as he collaborated with homicide detectives and forensic specialists.

As a blood spatter analyst at the Miami Metro Police Department, Dexter was responsible for collecting, analyzing, and interpreting evidence.

He also frequently utilized his access to police databases or manipulated evidence in order to benefit himself personally.

How compatible are you with


I�m 0% compatible
with Barack Obama!


I�m 0% compatible
with Barack Obama!


Which personality type is Dexter Morgan?

Dexter Morgan is an unhealthy ISTJ personality type. He is extremely private and is paranoid that people are out to get him. While healthy ISTJs carefully decide on who to trust, unhealthy ISTJs are highly cynical.

Dexter Morgan refuses to open up and finds it difficult to trust anyone. This leads to him retreating inwardly, particularly when he is under stress, and he has very few people he was close to.

Dexter Morgan ISTJ famous people

Dexter Morgan has unrealistic expectations of others. He naturally does a lot for other people but, as an unhealthy ISTJ, he expects a lot in return.

In certain situations, Dexter Morgan can be passive-aggressive. He is rarely actively aggressive given his reserved nature.

Insecure and lacking sympathy, Dexter Morgan is tough on people and unforgiving.

What are Dexter Morgan’s best personality matches?

As an ISTJ personality type, Dexter Morgan’s best matches are ESFP and ESTP.

On So Syncd, these personality matches are considered ‘golden pairs’ because they have just the right amount of similarities to understand each other and just the right amount of differences to create that spark.

Read our blog post to learn more about ISTJ compatibility.

Which zodiac sign is Dexter Morgan?

Dexter Morgan is an Aquarius zodiac sign. Aquarius belongs to the Air element of astrology, along with Gemini and Libra. The symbol of Aquarius is the water bearer, which represents the pure intentions that they bring to the world.

Dexter Morgan Aquarius Zodiac Sign

As an Aquarius zodiac sign, Dexter Morgan is a critical thinker with a sharp mind. However, he can get frustrated when people aren’t as quick on their feet or don’t present a logical argument. People of the Aquarius zodiac sign can lack patience when they see someone as unintelligent.

Which Enneagram type is Dexter Morgan?

Dexter Morgan is an unhealthy Enneagram One personality type with a Nine wing. Enneagram Ones belong to the body center, along with Eights and Nines, and they naturally make decisions based on gut instinct.

Dexter Morgan tends to react quickly to his surroundings and likes to feel in control, particularly of the physical world. For Enneagram Ones, freedom and independence are important.

Dexter Morgan Enneagram One personality type

As an Enneagram One, Dexter Morgan is focused on perfection, but he has taken this to extreme levels. He is obsessive about imperfections, both his own and those of others.

Enneagram One personality types have strong values, but as an unhealthy One, Dexter Morgan is self-righteous and inflexible. He is often unwilling to listen to new points of view and is judgmental.

Dexter Morgan quotes

“I was good at being charming, one of my few vanities. I had studied hard and practiced long, and when I applied myself no one could tell I was faking it.”

“If home is where the heart is, where do you go when you don’t have a heart?”

“I love Halloween. The one time when everyone wears a mask…not just me.”

“Matching people using personality types is such a simple and powerful concept. So Syncd helped us find love, even in this difficult time. You’ve really changed our lives. In fact, we’re now married! Thank you.”

– Ben (INFJ) about Indy (ENFJ)

Go to store Get your personality compatibility report