
Gregory Maxwell
Bitcoin Core developer, CoinJoin and Taproot idea
- Known for
- CoinJoin, Taproot proposal[1]
- Years active
- 2013–present (CoinJoin post)[1]
- Key contribution
- Taproot idea credited in BIP 341[2]
- Notable date
- Aug 2013: CoinJoin post[1]
Photo: Gregory Maxwell by Gregory F. Maxwell, CC BY-SA 3.0, via Wikimedia Commons. Cropped.
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Bio
Gregory Maxwell is a Bitcoin developer and cryptographer. In August 2013 he described CoinJoin, a way for several people to combine payments into one transaction for privacy.[1]
BIP 341, the Taproot specification, credits his earlier Taproot proposal and his direct contributions.[2]
He was among the co-founders of Blockstream in 2014.[3]
Timeline
August 2013
Proposes CoinJoin[1]
2014
Co-founds Blockstream[3]
Nov 14, 2021
Taproot, built on his proposal, activates[2]
Connections

Adam Back co-founded Blockstream with Gregory Maxwell. Source
Pieter Wuille Taproot BIP builds on the proposal of Gregory Maxwell. Source
Elsewhere on CHC
Sources
Checked Oct 15, 2026 · All people