Satoshi Nakamoto
Satoshi Nakamoto is the name used by the unknown person or people who developed bitcoin, authored the bitcoin white paper, and created and deployed bitcoin's original reference implementation.
[1] As part of the implementation, they also devised the first blockchain database.
[2] In the process, they were the first to solve the double-spending problem for digital currency using a peer-to-peer network. They were active in the development of bitcoin up until December 2010.
My Bitcointalk link profile : https://bitcointalk.org/index.php?action=profile;u=1106110
ETH Wallet : 0x44572e3Acf92f55ff70Fb5833F9229B715CDA4Cd