Tun lokacin da aka kafa gasar Olympics, masu gudu suna da matsayi mai daraja da girmamawa. Amma wadannan 'yan wasan sune mafi ban sha'awa.
1. Brian Clay
Daya daga cikin mafi kyawun 'yan Amurka wanda aka haifa a ranar 3 ga Janairu, 1980. Shi ne mai zakara a yanzu, kuma ya zama zakaran duniya a 2005.
2. Daytan Ritzenhein
An haifi Dayan Ritzenhain, dan tsere mai nisa a Amirka a ranar 30 ga watan Disamba, 1982. Ya lashe gasar cin kofin Cross Cross a Amurka a shekara ta 2005, 2008 da 2010, kuma ya gudanar da tarihin 5000 na shekara.
3. Paul Radcliffe
An haifi dan wasan Burtaniya Paul Radcliffe a ranar 17 ga watan Disamba, 1973, kuma shi ne kawai mace wadda ta lashe tarihin duniya don gudanar da marathon don 2:15:25. Ita kuma ta lashe kyautar Marathon ta London sau uku, sau biyu a New York Marathon, kuma ya lashe kyautar Marathon ta Chicago a shekarar 2002.
4. Geoffrey Mutai
An haifi Jeffrey a ranar 7 ga Oktoba, 1981. Ya kasance mai tsere mai nisa da ke kwarewa a cikin marathon hanya, mai tseren marathon Monaco da kuma marathon na Boston (2011), inda ya kafa rikodin duniya ta hanyar gudanar da shi don 2:03:02. Amma wannan rikodin bai tabbatar ba, tk. Waƙar marathon yana da karɓan karɓatattun ra'ayi kuma bai dace da duk ka'idodi masu dacewa ba.
5. Haile Gebrselassie
An haifi Afrilu 18, 1973 a Habasha kuma yana da tsayi mai nisa sosai, wanda aka sani da farko don amfani da shi a marathon hanya. Ya kasance daya daga cikin masu raye-raye da suka samu nasara, ya lashe gasar Marathon na Berlin sau hudu a jere, ya lashe nasara uku a jere a Marathon a Dubai, kuma ya lashe lambobin zinare biyu na Olympics don tseren mita 10,000, kuma yana da sunayen sarauta guda hudu.
6. Allison Felix
An haifi Nuwamba 18, 1985 kuma ya fara tserewa daga karatun tara. Musamman a cikin gajeren nesa. Ta lashe lambar zinare ta Olympics a tseren mita 200 kuma ita ce kadai mace ta zinare a zinare a gasar cin kofin duniya. Allison kuma ta lashe zinare a gasar Olympics ta 2008 a Beijing a 4 × 400 m a cikin tawagar mata.
7. Cikin Kaya
An haifi Agusta 23 ga watan Agustan 1962, kuma har yanzu shine mafi kyawun finafinan Amurka. Bayan ya gudu 50 marathon a cikin 50 US jihohin a 2006, ya zama da aka sani da "mafi shahararrun ultramathon a duniya."
8. Laura Flechman
An haifi Laura Flechman a Amurka a ranar 26 ga Satumba, 1981. A shekara ta 2006 da 2010, ta kasance zakara a nesa da mita 5,000 a Amurka, har ma a shekarar 2011, hukumar kwallon kafa ta kasa ta duniya (MALF) wadda ke gudana ta bakwai, wanda shine mafi girma a cikin 'yan wasan Amurka.
9. Chris Solinski
An haife Chris ne a ranar 5 ga watan Disamba, 1984, kuma dan gudun hijira ne na Amurka. Nan da nan sai ya jan hankalinsa lokacin da ya lashe gasar zakarun takwas a jiharsa, ya ba da cewa a wannan lokacin yana cikin makarantar sakandare. A baya can, ya ajiye wani tarihin Amurka na nisa na 10 000 m kuma shi ne na farko da ba na Afirka ba wanda ya karya minti 27 a nesa da 10 000 m.
10. Ashton Eaton
Ashton ita ce mafi kyawun zakara a wannan jerin. An haife shi a ranar 21 ga watan Janairu, 1988. Ashton wani dan Amurka ne, wanda ke riƙe da rikodin duniya a heptathlon tare da kashi 6 499. Ya kamata a lura da cewa rikodin da aka rigaya ba wanda zai iya bugawa shekaru 17. Ya kuma karbi lambar zinare a gasar cin kofin duniya a 2011.