The 2025 Nicholls Colonels baseball team represents Nicholls State University during the 2025 NCAA Division I baseball season. The Colonels played their home games at Ben Meyer Diamond at Ray E. Didier Field and were led by first–year head coach Brent Haring. They are members of the Southland Conference. The Colonels compiled a 17–32 overall record and a 10–20 record in conference play for a ninth-place finish. They failed to qualify for the SLC conference tournament.
Preseason.
Southland Conference Coaches Poll.
The Southland Conference Coaches Poll was released on February 6, 2025. Nicholls was picked to finish fifth in the Southland Conference with 129 overall votes.
Preseason All-Southland team.
No Colonels were named to the conference preseason first team or second team.
First Team.
"*-2024 Southland All-Conference Selection"
"+-Tie for final spot"
Second Team.
"*-2024 Southland All-Conference Selection"
"+-Tie for final spot"
Schedule and results.
! colspan=9 | "Legend:      = Win      = Loss      = Canceled<br>Bold = Nicholls team member<br>Rankings are based on the team's current ranking in the D1Baseball poll."
Schedule Source: