Gandalf IQ

Gandalf's IQ is estimated at 160 to 175. Gandalf embodies wisdom applied to leadership. He guides rather than controls, knowing when to push and when to let others find their own path. The estimate reflects long-term vision and moral clarity shown in Lord of the Rings.

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Key facts

Estimated IQ: IQ 160 to IQ 175
Archetype: The Mentor
Personality: INFJ
Franchise: Lord of the Rings

Fan analysis for fun, reviewed September 2026. A fictional character cannot sit a real IQ test, so the range reflects what the character does in the story. How we estimate

How smart is Gandalf?

Fictional IQ estimates like 160+ are interpretive, but useful. They help explain Gandalf's relative position: why other characters struggle with problems this one solves easily.

Gandalf embodies the The Mentor pattern almost perfectly. In psychological terms, this archetype tends to demonstrate predictable strengths and blind spots.

How Gandalf thinks

Strengths

Long-term vision
Moral clarity
Patience

Blind spots

Secrecy
Burden of knowledge
Occasional paternalism

Gandalf's personality type

The commonly cited type is INFJ. Gandalf's INFJ classification isn't arbitrary, the source material consistently depicts behaviors that align with this type. The type explains the character's recurring patterns.

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Gandalf vs similar characters

Character	Estimated IQ
GandalfThe Mentor	160 to 175
Sherlock HolmesDeductive and observational	155 to 175
Lisbeth SalanderTechnical and investigative	155 to 170
Hercule PoirotPsychological and orderly	155 to 170

How we estimate fictional IQs

We look at what the character actually does: problems solved, plans that work, how fast they learn and how they compare with other brilliant characters in the same story. The range is a fan estimate, not a measurement.

Even the low end of the range, 160, would score higher than about 99.997% of people, roughly 1 in 31,560. Real tests become much less reliable this far above average.

Based on Lord of the Rings.

Gandalf IQ: common questions

What is Gandalf's IQ?

Gandalf's IQ is estimated at 160 to 175. It is a fan estimate for fun, based on depicted problem-solving, learning speed and strategic thinking in Lord of the Rings.

What personality type is Gandalf?

Gandalf is typed as INFJ based on behavioral patterns in Lord of the Rings. Key indicators include preference for solitary processing and values-based decisions.

What is Gandalf's archetype?

Gandalf embodies the The Mentor archetype. This pattern is characterized by specific cognitive and behavioral tendencies.

What are Gandalf's weaknesses?

Gandalf's documented weaknesses include Secrecy, Burden of knowledge, and Occasional paternalism. These aren't arbitrary, they're the shadow sides of the character's strengths.

Is Gandalf realistic?

Gandalf represents an exaggerated but recognizable psychological profile. Real people rarely match the extremes, but the underlying patterns (INFJ, The Mentor tendencies) are psychologically valid.