Jonathan Andrew Crowcroft (born 23 November 1957)[8] is the Marconi Professor of Communications Systems in the Department of Computer Science and Technology, University of Cambridge, a visiting professor at the Department of Computing at Imperial College London, and the chair of the programme committee at the Alan Turing Institute.

Crowcroft has written, edited and co-authored books and publications[9] which have been adopted internationally in academic courses, including TCP/IP & Linux Protocol Implementation: Systems Code for the Linux Internet,[13] Internetworking Multimedia[14] and Open Distributed Systems.

[17] His nomination reads: Professor Jon Crowcroft is distinguished for his many seminal contributions to the development of the Internet.

His work on satellite link interconnection techniques in the 1980s paved the way for rural broadband; his work on standards for video and voice on IP networks helped extend the Internet to multimedia; and in the 2000s he founded the field of opportunistic networking.

[23] The award to Crowcroft was "for his pioneering contributions to multimedia and group communications, for his endless enthusiasm and energy, for all of the creative ideas he has so freely shared with so many in the networking community, and for always being outside the box".