6 . ▁The ▁tennis ▁team ▁won ▁ 1 3 ▁champion ships ▁between ▁ 1 9 7 5 ▁and ▁ 1 9 9 0 . ▁Water ▁pol o ▁won ▁ 1 5 ▁regional ▁champion ships ▁between ▁ 2 0 0 1 ▁and ▁ 2 0 1 6 . ▁Wrestling ▁won ▁ 3 7 ▁conference ▁champion ships ▁between ▁ 1 9 7 3 ▁and ▁ 2 0 1 5 . ▁Some ▁teams ▁also ▁comp ete ▁outside ▁the ▁conference . ▁For ▁example , ▁compet ing ▁against ▁ 6 A ▁schools , ▁the ▁SM ▁water ▁pol o ▁team ▁won ▁ 5 ▁Texas ▁state ▁champion ships ▁between ▁ 2 0 1 4 ▁and ▁ 2 0 1 9 . ▁ ▁The ▁following ▁SM ▁teams ▁have ▁won ▁Texas ▁state ▁champion ships . ▁ ▁Some ▁well - known ▁al umn i ▁were ▁athlet es ▁while ▁at ▁St . ▁Mark ' s . ▁For ▁example , ▁Luke ▁Wilson ▁was ▁part ▁of ▁a ▁ 1 9 8 9 ▁St . ▁Mark ' s ▁track ▁quart et ▁that ▁still ▁holds ▁the ▁fast est ▁ 4 x 4 0 0 ▁relay ▁time ▁in ▁S PC ▁conference ▁history ▁( 3 : 2 1 . 3 8 ), ▁while ▁Tommy ▁Lee ▁Jones ▁went ▁on ▁to ▁become ▁an ▁all - con ference ▁off ensive ▁lin eman ▁for ▁Harvard ' s ▁football ▁team . ▁Bo z ▁Sc ag gs ▁was ▁a ▁track ▁and ▁s occer ▁star ▁while ▁at ▁St . ▁Mark ' s , ▁though ▁it ▁was ▁also ▁during ▁high ▁school ▁that ▁he ▁took ▁his ▁first ▁guitar ▁less