Ryan Hall (akaberekwa musi waOctober 14, 1982, muKirkland, Washington) mutambi wemuAmerica akarega basa uyo ane rekodhi yeU.S. muhafu yemarathon. Nenguva yake yokurekodha yehafu yemarathon (59:43), akava mumhanyi wokutanga weU.S. kuputsa chipingamupinyi cheawa imwe chete muchiitiko chacho. Iyewo ndiye chete muAmerica kumhanya sub-2:05 marathon (2:04:58 pa2011 Boston marathon). Zvisinei, nguva iyi haikodzeri kuva chinyorwa nemhaka yokuti gadziriro yacho inobva pane imwe nzvimbo ichienda kune imwe nzvimbo uye gadziriro yokuderedza. Hall akakunda marathon pa2008 United States Olympic Trials uye akaisa chegumi muOlympic marathon
muBeijing.