Dennis Assanis

Dennis Assanis
Dionissios Nikolaou Assanis
Official portrait in 2022
6th Chancellor of the
University of California, Santa Barbara
Assumed office
September 1, 2025
Preceded byHenry T. Yang
David Marshall (interim)
28th President of the
University of Delaware
In office
June 6, 2016 – June 30, 2025
Preceded byPatrick T. Harker
Nancy Targett (acting)
Succeeded byLaura Carlson
Personal details
Born
CitizenshipUnited States
SpouseEleni Assanis
EducationNewcastle University (BS)
Massachusetts Institute of Technology (MS, MS, PhD, MS)
Signature
Scientific career
FieldsMechanical engineering
Ocean engineering
Institutions
ThesisA computer simulation of the turbocharged turbo-compounded diesel engine system for studies of low heat rejection engine performance (1986)
Doctoral advisorJohn B. Heywood
Preview warning: Page using Template:Infobox officeholder with deprecated parameter "termend". Replace with "term_end".
Preview warning: Page using Template:Infobox officeholder with deprecated parameter "termend1". Replace with "term_end1".
Preview warning: Page using Template:Infobox officeholder with deprecated parameter "termstart1". Replace with "term_start1".
Preview warning: Page using Template:Infobox officeholder with deprecated parameter "termstart". Replace with "term_start".

Dionissios "Dennis" Nikolaou Assanis is a Greek-American mechanical engineer, currently serving as the 6th chancellor of the University of California, Santa Barbara since September 2025.

He served as the 28th president of the University of Delaware from June 2016 to June 2025 and as provost of the State University of New York at Stony Brook from 2011 to 2016.