A Study in Scarlet · Character

Tobias Gregson

A Scotland Yard detective who works the Lauriston Gardens case by shoe leather and hunches, forever racing Holmes to the answer and forever arriving breathless.

supporting

Also known as Gregson, VI Tobias Gregson, Mr. Gregson

First appearance: III: The Lauriston Gardens Mystery

As a supporting figure in A Study in Scarlet, Tobias Gregson is not background color—the story leans on what they do once the chapter opens.

Scotland Yard detective who invited Holmes to the scene and is working the case.

In the storyIII: The Lauriston Gardens MysteryOpen this moment free

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Gregson is one of the Yard's two rival investigators on the Brixton murder, a fair-haired, self-satisfied man who traces a hat to a boarding house and calls it genius. He treats detection as a matter of legwork and luck, and his eagerness to announce an arrest before the evidence is settled makes him both useful and faintly comic. His confident progress gives Holmes a foil and the reader a running measure of how far ahead the amateur really is.

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See Tobias Gregson in III: The Lauriston Gardens Mystery

Character Web

12 connections

A slice of how Tobias Gregson sits in the book — open the reader for the full interactive map.

Relationship types

Other

Character groups

Utah Mormon Conflict
Protagonist
London Investigation Support

+7 more in the full Character Web

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Narrative arc

Story tension across the book — this chapter sits in Exposition.

Setup
Escalation
Breaking point
Closing

This is the story's dramatic climax because it marks the emotional and psychological peak where the tension of…

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In the story

Tobias Gregson appears across 5 companion beats. Open any chapter in the free preview to see the notes beside the text.

III: The Lauriston Gardens Mystery
Scotland Yard detective who invited Holmes to the scene and is working the case.
VI: Tobias Gregson Shows What He Can Do
Visits Holmes to report his investigation: he traced Drebber's boarding house, interviewed the Charpentiers, and arrested Arthur Charpentier, presenting a theory that Arthur killed Drebber.
Light in the Darkness
Upset his whiskey and water upon hearing of Stangerson's murder; impatient with Holmes's hints and demands the assassin's name.
VI: A Continuation of the Reminiscences of John Watson, M.D.
Present at the capture and accompanies Hope to the station.
The Conclusion
Mentioned as being wild about Hope's death and credited by the press for the capture.

Chapter companion notes

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See Tobias Gregson in III: The Lauriston Gardens Mystery