Isiah Manuel Warner (born July 20, 1946) is the Boyd and Phillip W. West Professor of Surface and Analytical Chemistry and the Vice President for Strategic Initiatives at Louisiana State University.

Warner has won numerous national and international awards for chemistry and mentoring of students[1] in the sciences.

[3] Following a post-doctoral research experience, Warner started his academic career at Texas A&M University where he was the first African American Chemistry faculty, and where received tenure and promotion to associate professor.

[8] Warner is an analytical/materials Chemist, with research focuses on fluorescence spectroscopy, organized media, and ionic liquid chemistry, particularly as applied to solid phase materials.

His interest in science started young, when he conducted his first experiment by drinking kerosene to see why it created light.