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Steffan O'Sullivan

Role-playing game designer

Writer Role-playing game designer
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About Steffan O'Sullivan

Steffan O'Sullivan was an American writer and role-playing game designer.

Steffan O'Sullivan is the author of several role-playing game books. Among his works are the GURPS system books GURPS Bestiary, GURPS Bunnies & Burrows, and GURPS Swashbucklers. He is also the collaborative author of the Fudge open gaming system and the Sherpa game.

Career Steffan O'Sullivan was a writer for GURPS products including GURPS Swashbucklers (1990) and GURPS Bunnies & Burrows (1992). He designed the FUDGE role-playing game system, first releasing it for free on the internet on December 7, 1993.

As of 2024, he lives in New Hampshire.

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Important facts

Frequently asked questions

Who was Steffan O'Sullivan?

role-playing game designer

What was Steffan O'Sullivan's occupation?

Steffan O'Sullivan was a writer and role-playing game designer.

What nationality was Steffan O'Sullivan?

Steffan O'Sullivan was American.

Sources & further reading

· Wikipedia: Steffan O'Sullivan

· Wikidata: Q7606599

· DBpedia: Steffan O'Sullivan

Cite this page

APA: Biography.guide. (2026). Steffan O'Sullivan. https://biography.guide/steffan-o-sullivan/

MLA: "Steffan O'Sullivan." Biography.guide, https://biography.guide/steffan-o-sullivan/.

Chicago: "Steffan O'Sullivan." Biography.guide. https://biography.guide/steffan-o-sullivan/.

Data last updated: 2026-09-20 · Spot an error? Report a correction.

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