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of Alexandria

A character in The Strange Case of Dr. Jekyll and Mr. Hyde

Who is Dr. Lanyon?

By the Library of Alexandria · 2 minute read · Updated 23 oct 2026

In short

  • Dr. Lanyon is Jekyll's old friend in Robert Louis Stevenson's The Strange Case of Dr. Jekyll and Mr. Hyde.
  • He rejects Jekyll's scientific ideas, and their disagreement adds another source of unease to the mystery.
  • His break with Jekyll suggests that the doctor's secrets involve more than his troubling association with Edward Hyde.

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Who Dr. Lanyon is

Dr. Lanyon is an old friend of Dr. Henry Jekyll, the respected doctor whose protection of Hyde alarms Mr. Utterson. Lanyon has broken with Jekyll over his scientific ideas, bringing a scientific disagreement into a mystery already shaped by secrecy.

Dr. Lanyon and the others in the story

Utterson investigates Hyde's access to Jekyll's life, while Lanyon's rejection of Jekyll's ideas points toward another part of the doctor's hidden activities.

Their disagreement deepens the uncertainty surrounding a man known for his wealth, sociability, and good works. Through Lanyon's break with Jekyll, the mystery reaches beyond reputation and private associations to questions about scientific ambition.

Questions

Who is Dr. Lanyon?

Dr. Lanyon is an old friend of Dr. Henry Jekyll.

Why does Dr. Lanyon disagree with Jekyll?

He rejects Jekyll's scientific ideas, and this disagreement causes a break between them.

Why is Dr. Lanyon important to the mystery?

His disagreement with Jekyll suggests that scientific questions also lie behind the doctor's secrecy.

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Get the full summary of The Strange Case of Dr. Jekyll and Mr. Hyde, free

  • 200,000+ classics as eBooks, audiobooks and 15-minute summaries, and print and large print at cost
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Empieza 90 días gratisNothing to pay today, then 0,27 USD a day

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