| Year: | 2018 |
| Team: | Nicholls Colonels |
| Sport: | football |
| Conference: | Southland Conference |
| Short Conf: | Southland |
| Statsrank: | 14 |
| Fcscoachrank: | 14 |
| Record: | 9–4 |
| Conf Record: | 7–2 |
| Head Coach: | Tim Rebowe |
| Hc Year: | 4th |
| Off Coach: | Rob Christophel |
| Oc Year: | 4th |
| Off Scheme: | Multiple spread |
| Def Coach: | Tommy Rybacki |
| Dc Year: | 4th |
| Def Scheme: | Multiple |
| Stadium: | John L. Guidry Stadium |
| Champion: | Southland co-champion |
| Bowl: | NCAA Division I Second Round |
| Bowl Result: | L 21–42 at Eastern Washington |
| Prev: | 2017 |
The 2018 Nicholls State Colonels football team represented Nicholls State University as a member of the Southland Conference during the 2018 NCAA Division I FCS football season. Led by fourth-year head coach Tim Rebowe, the Colonels compiled an overall record of 9–4 with a mark of 7–2 in conference play, sharing the Southland title with Incarnate Word. Nicholls State received the Southland's automatic bid to the NCAA Division I Football Championship, beating San Diego in the first round before losing to Eastern Washington in the second round. The team played home games at John L. Guidry Stadium in Thibodaux, Louisiana.
On July 12, 2018, the Southland announced their Preseason All-Conference Teams, with the Colonels having a conference leading 14 players selected.[1]
Offense first team
Defense first team
Offense second team
On July 19, 2018, the Southland announced their preseason poll, with the Colonels predicted to finish in second place.[2]
| 1 | Sam Houston State | 187 (10) | |
| 2 | Nicholls | 173 (6) | |
| 3 | Central Arkansas | 170 (5) | |
| 4 | McNeese State | 159 (1) | |
| 5 | Southeastern Louisiana | 119 | |
| 6 | Stephen F. Austin | 90 | |
| 7 | Abilene Christian | 89 | |
| 8 | Northwestern State | 86 | |
| 9 | Incarnate Word | 53 | |
| 10 | Lamar | 52 | |
| 11 | Houston Baptist | 32 |
See also: 2018 Kansas Jayhawks football team.
See also: 2018 Tulane Green Wave football team.
See also: 2018 McNeese State Cowboys football team.
See also: 2018 Sam Houston State Bearkats football team.
See also: 2018 Lamar Cardinals football team.
See also: 2018 Northwestern State Demons football team and NSU Challenge.
See also: 2018 Abilene Christian Wildcats football team.
See also: 2018 Incarnate Word Cardinals football team.
See also: 2018 Houston Baptist Huskies football team.
See also: 2018 Stephen F. Austin Lumberjacks football team.
See also: 2018 Southeastern Louisiana Lions football team and River Bell Classic.
See also: 2018 San Diego Toreros football team.
See also: 2018 Eastern Washington Eagles football team.