The 2017–18 Jacksonville Dolphins men's basketball team represented Jacksonville University during the 2017–18 NCAA Division I men's basketball season. The Dolphins, led by fourth-year head coach Tony Jasick played their home games at Swisher Gymnasium on the university's Jacksonville, Florida campus as members of the Atlantic Sun Conference. They finished the season 15–18, 8–6 in ASUN play to finish in third place. They defeated Kennesaw State in the quarterfinals of the before losing in the semifinals to Lipscomb.