Wladimir van der Laan

Individuals

Visit Website →

Wladimir van der Laan is a Dutch Bitcoin Core developer who served as the lead maintainer of Bitcoin Core from 2014 to 2022, making him the longest-serving lead maintainer in Bitcoin's history. He took over from Gavin Andresen and guided Bitcoin through some of its most critical development periods, including the SegWit activation and the block size wars. Known online as "laanwj," he contributed extensively to the Bitcoin Core codebase and prioritized stability, decentralization, and security above all else. He stepped back from public Bitcoin development in 2022.

Details

Role
Bitcoin Core Lead Maintainer (2014–2022)
Known For
Longest-serving Bitcoin Core lead maintainer; guided SegWit activation and block size wars
Nationality
Dutch
Twitter Handle
orionwl

Links

More Individuals

View all individuals

Free Beginners Guide to Buying Bitcoin

New to Bitcoin? Get our complete beginner's guide.