The 2023 LIU Sharks football team represented both the LIU Post and LIU Brooklyn campuses of Long Island University as a member of the Northeast Conference (NEC) during the 2023 NCAA Division I FCS football season.

The Sharks, were led by second-year head coach Ron Cooper and played home games at Bethpage Federal Credit Union Stadium in Brookville, New York.

[1][2] at Peden Stadium • Athens, OH at McLane Stadium • Waco, TX