Loneil Marks

Loneil Marks is a Guyana sprinter, born on July 3, 2001. He competes primarily in the 100m, 200m and 400m.

His personal bests include 10.40 in the 100m, 21.20 in the 200m, 54.08 in the 400m, 7.01 in the 60m and 21.75 in the 200MetresS. He has earned 1 gold medal in major international competitions. He is currently active on the international athletics circuit, representing Guyana.