In ABTS method, antioxidant activities in various leaves extracts of four varieties mangoes (Mangifera indica) in the range of 5.87- 70.55 %. AR3 leaves extract (ethanolic extract of arumanis mangoe leaves) had the highest ABTS scavenging activity (70.55 %), while the lowest activity (5.87 %) was given by GL1 leaves extract.