Igor Muttik (born 1962 in Russia) is a computer security expert, researcher and inventor.

Igor Muttik is a Senior Principal Research Architect with McAfee which is part of Intel Corporation since 2011.

Muttik holds a PhD in physics and mathematics from the Moscow State University.

Since 1998 Muttik was running McAfee’s anti-malware research in EMEA and switched to his architectural role in 2002.

In May 2009 Muttik's blog about the risks associated with the use of software packers caused criticism by Rob Rosenberger.