Sergiy A. Vilkomir (November 19, 1956 – February 9, 2020) was a Ukrainian-born computer scientist.

[1] In Kharkiv, Ukraine, he then worked at the Ukrainian Polytechnic Institute (1979–82), the Central Institute of Complex Automation (1985–91), the Institute of Safety and Reliability of Technological Systems (1992–93), the Ukrainian State Scientific and Technical Centre on Nuclear and Radiation Safety (part of the Nuclear Safety Regulatory Authority of Ukraine, 1993–2000).

His role included licensing and audits of computer-based safety systems at nuclear power plants.

In 2000, Vilkomir moved to the Centre for Applied Formal Methods at London South Bank University, becoming a Research Fellow there.

There he achieved academic tenure in 2012 and was Head of the Software Testing Research Group (STRG).