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The people who built Bitcoin

Cypherpunks, cryptographers, developers, early adopters and controversial figures. Every card stat, bio line and connection links to a source. Photos are openly licensed from Wikimedia Commons, with credits on each card; where no free photo exists, we show a monogram. Who Satoshi is remains unknown, and we do not speculate.

Connection map

15 sourced connections. Lines are drawn only where a primary source or reference work documents the link; people without a documented link to others here stand alone.

Satoshi Nakamoto5 links
Hal Finney: Hal Finney doing math, 1972Hal Finney3 links
Adam Back: Adam Back portraitAdam Back4 links
Nick Szabo1 link
Wei Dai2 links
David Chaum: David ChaumDavid Chaum1 link
Gavin Andresen: Gavin Andresen at Web Summit 2014Gavin Andresen3 links
Wladimir van der Laan1 link
Pieter Wuille2 links
Gregory Maxwell: Gregory MaxwellGregory Maxwell2 links
Eric Hughes: Eric Hughes, masked, with a pseudonym name tagEric Hughes1 link
Timothy C. May2 links
Roger Ver: Roger VerRoger Ver1 link
Nayib Bukele1 link
Max Keiser1 link

Cards

Creator

Satoshi Nakamoto

₿

Pseudonymous creator of Bitcoin

Known for ·
Bitcoin white paper and v0.1 software
Date ·
Jan 3, 2009: genesis block
Hal Finney: Hal Finney doing math, 1972

Cypherpunk

Hal Finney

₿

Cryptographer, first recipient of a Bitcoin transaction

Known for ·
First Bitcoin transaction recipient
Date ·
Jan 12, 2009: received 10 BTC
Adam Back: Adam Back portrait

Cypherpunk

Adam Back

₿

Cryptographer, inventor of Hashcash, Blockstream CEO

Known for ·
Hashcash proof-of-work
Date ·
1997: Hashcash proposed

Cypherpunk

Nick Szabo

₿

Computer scientist, legal scholar, smart-contract pioneer

Known for ·
Bit gold, smart contracts
Date ·
Dec 2005: bit gold post

Cypherpunk

Wei Dai

₿

Computer engineer, author of b-money and Crypto++

Known for ·
b-money, Crypto++
Date ·
1998: b-money published
David Chaum: David Chaum

Precursor

David Chaum

₿

Cryptographer, founder of DigiCash

Known for ·
Ecash, blind signatures, mix networks
Date ·
1990: founded DigiCash
Gavin Andresen: Gavin Andresen at Web Summit 2014

Developer

Gavin Andresen

₿

Early lead developer, Bitcoin Foundation founder

Known for ·
Lead developer after Satoshi; the Bitcoin Faucet
Date ·
Apr 8, 2014: handed lead maintainer role on

Early adopter

Laszlo Hanyecz

₿

Early developer, Bitcoin Pizza Day buyer

Known for ·
Bitcoin Pizza Day
Date ·
May 22, 2010: 10,000 BTC for two pizzas
Andreas M. Antonopoulos: Andreas M. Antonopoulos

Educator

Andreas M. Antonopoulos

₿

Author and educator

Known for ·
Mastering Bitcoin, talks and podcasts
Date ·
2014: Mastering Bitcoin published
Michael Saylor: Michael Saylor in a 2022 interview

Markets

Michael Saylor

₿

Executive chairman of Strategy (formerly MicroStrategy)

Known for ·
Corporate bitcoin treasury strategy
Date ·
Aug 11, 2020: 21,454 BTC purchase

Developer

Wladimir van der Laan

₿

Bitcoin Core lead maintainer, 2014–2022

Known for ·
Bitcoin Core lead maintainer
Date ·
Apr 8, 2014: became lead maintainer

Developer

Pieter Wuille

₿

Bitcoin Core developer, author of HD wallets, SegWit and Taproot BIPs

Known for ·
BIP 32, SegWit, Schnorr and Taproot
Date ·
Nov 14, 2021: Taproot activates
Gregory Maxwell: Gregory Maxwell

Developer

Gregory Maxwell

₿

Bitcoin Core developer, CoinJoin and Taproot idea

Known for ·
CoinJoin, Taproot proposal
Date ·
Aug 2013: CoinJoin post

Developer

Luke Dashjr

₿

Bitcoin Core contributor, Bitcoin Knots maintainer, Ocean co-founder

Known for ·
Bitcoin Knots
Date ·
2023: co-founded Ocean mining pool
Jameson Lopp: Jameson Lopp speaking in Las Vegas

Builder

Jameson Lopp

₿

Casa co-founder, security engineer

Known for ·
Casa multisig custody; Bitcoin resources list
Ross Ulbricht: Ross Ulbricht speaking in Las Vegas

Legal history

Ross Ulbricht

₿

Creator of Silk Road

Known for ·
Silk Road (2011–2013)
Date ·
Jan 21, 2025: pardoned
Eric Hughes: Eric Hughes, masked, with a pseudonym name tag

Cypherpunk

Eric Hughes

₿

Cypherpunk co-founder, author of A Cypherpunk's Manifesto

Known for ·
A Cypherpunk's Manifesto
Date ·
Mar 9, 1993: Manifesto

Cypherpunk

Timothy C. May

₿

Cypherpunk co-founder, author of The Crypto Anarchist Manifesto

Known for ·
The Crypto Anarchist Manifesto, the Cyphernomicon
Date ·
1992: cypherpunks founded
Roger Ver: Roger Ver

Early adopter

Roger Ver

₿

Early investor and promoter, Bitcoin Cash advocate

Known for ·
Early bitcoin startup investing; Bitcoin.com
Date ·
Oct 14, 2025: deferred prosecution agreement

Nation-states

Nayib Bukele

₿

President of El Salvador; made bitcoin legal tender

Known for ·
President of El Salvador since Jun 1, 2019
Date ·
Jun 5, 2021: announces the bill

Nation-states

Max Keiser

₿

Broadcaster; bitcoin adviser to El Salvador's president

Known for ·
Keiser Report on RT, 2009–2022
Date ·
End of 2022: National Bitcoin Office

Checked Oct 15, 2026. Spot an error? Every claim links to its source so you can verify it. See also the timeline, history and quotes.