Omowunmi "Wunmi" A. Sadik (born 19 June 1964) is a Nigerian-American professor, chemist, and inventor working at New Jersey Institute of Technology.

Her family included a number of scientists, who supported her interests in physics, chemistry, and biology.

At that time, she also became director of the Center for Advanced Sensors & Environmental Systems (CASE) at Binghamton.

In 2019, Dr. Sadik moved to the New Jersey Institute of Technology (NJIT), as chair of the Department of Chemistry and Environmental Sciences and director of the NJIT BioSensors Materials for Advanced Research & Technology (The BioSMART Center).

[8][9] She has developed microelectrode biosensors sensitive to trace amounts of organic materials,[10] technology which can be used for drug and bomb detection.