Brian Deegan
American motorcycle racer

Brian Deegan (born May 9, 1974) is an American professional freestyle motocross rider and racing driver.
Deegan was the first to land a 360 in a freestyle motocross competition. With a total of 16 X Games medals across multiple disciplines, he is one of the most decorated athletes in X Games history, with 12 in motocross and 4 in rally car racing.
A co-founder of the Metal Mulisha clothing line, Deegan is one of the most recognizable names in action sports. In the 2010s, Deegan transitioned to rallycross in the Global Rallycross Championship and off-road trucks in the Lucas Oil Off Road Racing Championship series. In 2010, Deegan earned double silver in Rally Car Racing and RallyCross. In 2011, he took RallyCross gold and came back to earn bronze in 2012.
Racing career
Deegan became a professional supercross rider with Team Moto XXX at age 17. In 1997 at the Los Angeles Memorial Coliseum, Deegan won the 125cc main and ghost rode his bike across the finish line.
In 2004, at the Winter X Games, Deegan crashed while attempting a twisting backflip 360 over a 100 ft (30 m) jump, landing on hard-packed snow and ice and breaking his femur and both wrists.
“Brian Deegan” enters the record as american motorcycle racer. Crown Archives preserves that source wording while asking what Brian, Deegan and American can confirm, complicate or overturn.
Why this record matters
“Brian Deegan” is worth following because a concise public description often conceals a longer documentary argument. Here, Brian, Deegan and American provides the most credible route into that argument.
Vocabulary and entity names are the principal evidence signals here, because they determine the precision of every later search. The source revision retrieved here is dated Jun 5, 2026. The linked authority identifier is Q912072. VIAF identifies the subject as 303850736. 2 of 2 selected statements include explicit references; 0 carry qualifiers and 0 use preferred rank. The first chronological checks are 1974, 2010, 2011 and 2012.
The absence of detail may reflect summary conventions rather than a lack of surviving documentation. The source lead contains qualifying language; that uncertainty should survive quotation, summary and reuse. Authority statements aid reconciliation but still require their own references, qualifiers and ranks to be checked.
How to read it
Use the entry as an orientation point, then follow its citations and revision history. Names, dates and institutional relationships should be checked against the original record.
- Subject orientation
- Search vocabulary
- Locating named sources
The closest primary source, responsible institution and strongest cited specialist reference.
Three-step research path
- Establish the record: confirm the title “Brian Deegan”, its source revision and the description used here.
- Expand the search: follow Brian Deegan primary sources, Brian Deegan archive and Brian research across catalogues and specialist indexes.
- Test the account: compare the strongest cited source with the responsible institution’s current record and note any disagreement.
Questions for further research
- Which source most directly establishes the central claim about “Brian Deegan”?
- What terminology or title could unlock a more precise catalogue search?
- Which institution is responsible for the underlying evidence?
Search terms from this dossier
This entry incorporates text from “Brian Deegan” on English Wikipedia. Contributors are listed in the page history. Text is available under the Creative Commons Attribution-ShareAlike 4.0 License. Selected authority identifiers and statements are retrieved from Wikidata under CC0; their references and qualifiers remain part of the verification path.