 Pari gbolohun yii: Sebastian Siedler ti a bi ni January 18, 1978 ni Leipzig jẹ ẹlẹsẹ ẹlẹsẹ ẹlẹsẹ. O ti ni iṣẹ aṣeyọri ti o ṣaṣeyọri ṣaaju ki o to yipada si awọn ere-ije keke opopona, ti o ṣẹgun Team Pursuit ni : 2000 UCI Track Cycling World Championships ní Manchester. O di ọjọgbọn ni 2004 pẹlu Ẹgbẹ Wiesenhof, o si lo awọn akoko meji nibẹ ṣaaju ki o to lọ si Ẹgbẹ Milram fun awọn akoko meji. Siedler darapọ mọ ni ibẹrẹ akoko 2009. O gun ni 2006 Vuelta a España, ti o pari 127th lapapọ. 