Kammala jumla mai zuwa: A Gasar Cin Kofin Duniya ta 2009 a Rome, Pellegrini ta sake karya tarihin duniya a tseren tseren mita 400 tare da lokacin 3:59.15, inda ta lashe lambar zinare kuma ta zama mace ta farko da ta tsallake shingen minti 4 a cikin taron; ta kuma lashe lambar zinare a tseren mita 200 kuma ta karya tarihinta na duniya tare da lokacin 1:52.98. A Gasar Zakarun Turai ta 2009 a Istanbul ta karya tarihin duniya a tseren mita 200 tare da lokaci na 1: 51.17. A cikin
Gasar Zakarun Turai ta 2010 a Budapest Pellegrini ta lashe lambar tagulla a tseren mita 800, a bayan Lotte Friis da Ophélie-Cyrielle Etienne, da lambar zinare a tseren mita 200 tare da lokacin 1: 55.45; a wannan shekarar, ta sanar da cewa za ta yi aiki tare da tsohon kocin Laure Manadou, Philippe Lucas.