1984–85 Lamar Cardinals men's basketball team


 * For information on all Lamar University sports, see Lamar Cardinals and Lady Cardinals

The 1984–85 Lamar Cardinals basketball team represented Lamar University during the 1984–85 NCAA Division I men's basketball season. The Cardinals were led by fifth-year head coach Pat Foster and played their home games at the Montagne Center in Beaumont, Texas as members of the Southland Conference. They fell to the Louisiana Tech in the 1985 SLC tournament. They received an invitation to the 1985 National Invitation Tournament where they defeated in the first round and lost to  by one point in overtime in the second round. Lamar finished the season with a record of 20–12 (8–4 Southland).

The Montagne Center, Lamar's current home venue, opened in 1984. It had an original capacity of 8,000 which was expanded to current capacity of 10,080 after the 1984–85 season. Three home games had attendance over the nominal capacity during the 1984–85 season. Attendance at two more games was within 500 of 8,000 nominal capacity.

Lamar's Tom Sewell was a first round NBA pick and the twenty–second overall pick. Jerry Everett was the ninth pick in the third round of the NBA draft, and was the fifty–ninth overall pick. James Gulley was not drafted by an NBA team at the end of his college career, but played professionally in Israel.

Roster
Sources:

Schedule and results
Sources:

!colspan=12 style=| Non-conference regular season

!colspan=12 style=| Southland regular season

!colspan=12 style=| Southland tournament

!colspan=12 style=| National Invitation Tournament