John Nada Saya (8 Nyamavhuvhu 1978 <unk> Zvita 2011) mutambi wemuTanzania anomhanya nhangemutange refu. Akaberekerwa muArusha. Akapedza gumi neshanu munhangemutange pfupi pa2000 World Cross Country Championships. Akakwikwidza mumakwikwi emarathon kumaOlympics eZhizha ra2004
, asi haana kupedza. Akakundawo 2001 Milan Marathon, kuisa pachake zvakanakisisa 2:08:57 maawa.