Gregory Olin Cook (December 8, 1958 – March 19, 2005) was an American basketball player.

Nicknamed "Cookieman",[1] he played collegiately for the LSU Tigers and was renowned for his defensive prowess.

[2] Cook posted his best statistics during his freshman season in 1976–77 when he averaged 11.5 points and 9.2 rebounds.

[2] During those years, Cook helped lead the Tigers to an SEC tournament championship in 1980 and an NCAA Final Four appearance in 1981.

[5] Cook played briefly in the Continental Basketball Association (CBA), appearing in five games for the Wyoming Wildcatters in the 1984–85 season.