The 2018–19 Abilene Christian Wildcats men's basketball team represented Abilene Christian University during the 2018–19 NCAA Division I men's basketball season.

The Wildcats were led by eighth-year head coach Joe Golding and played their home games at the Moody Coliseum in Abilene, Texas as members of the Southland Conference.

In the Southland tournament, they defeated Southeastern Louisiana in the semifinals before beating New Orleans in the final to win the Southland tournament.

As a result, they received an automatic bid to the NCAA Tournament, where they lost in the first round to Kentucky.

They received an invitation to the CollegeInsider.com Tournament where they lost in the first round to Drake.