Stefano Zacchiroli (born 16 March 1979) is an Italian and French academic and computer scientist who lives and works in Paris, and a former Debian Project Leader.

After attending LinuxTag in 2004, he became more involved in the Debian community and the project itself, eventually being elected as DPL in 2010, succeeding Steve McIntyre, a position in which he served from April 2010 to April 2013.

[1] He was himself succeeded by Lucas Nussbaum in an election where he himself was no longer a candidate.

[2] In 2016, Zacchiroli founded the Software Heritage project together with Roberto Di Cosmo.

[3] He was a director of the Open Source Initiative from 2014 to 2017[4] and is currently a member of Free Software Foundation's High Priority Projects committee.