Nayal Martin "Mac" Koshwal (born October 19, 1987) is a Sudanese professional basketball player who last plays for the Yakima SunKings.

[1] In 58 career games over his freshman and sophomore seasons, Koshwal averaged 12.0 points and 9.1 rebounds while starting 56 times.

Koshwal ranked among DePaul's all-time leaders in rebounding average (t11th – 9.1 rpg) and field goal percentage (t12th – .514).

[2] In April 2009, Koshwal declared for the 2009 NBA draft, but he later withdrew his name and returned to DePaul for his junior season.

[14] On January 12, 2016, Koshwal was traded to the Santa Cruz Warriors in exchange for the rights to Dominique Sutton.

[15] He made his debut for the Warriors later that night in a 101–91 loss to the Idaho Stampede, recording four points, two rebounds and one steal in 20 minutes of action off the bench.