After marrying a Greek citizen Manjani was naturalized a Greek citizen as well, and represented Greece in the 2000 Summer Olympics, where she won the silver medal at the with a personal best of 67.51 m. She also won bronze medal in 2004. Maniani is also a European champion and double world champion. Her personal best throw of 67.51 metres is the current Greek record.
Mirela Maniani married the weightlifter George Tzelilis (born in Albania, Gjergj Xhelili) in 1997, and became a Greek citizen. She was known as Mirela Maniani-Tzelili until 2002, when she divorced Tzelilis.
^Dizdar, Besnik (03.09.2007). "Vojsava Lika e Greqisë – fenomeni shqiptar i Osaka 2007". Zemrashqiptare. "Mirela u bë Mirela, Kampione Botës dhe gjithçka tjetër, mbasi qe bërë Kampione e Ballkanit dhe Nënkampione e Evropës (për të rejat) me Shqipërinë, e deri te rekordi kombëtar zâmadh prej 62.46 metrash që Mirela na e la mbasi e kishte nënshkruar me dorën e saj për Shqipërinë në Alabama të SHBA – i vetmi rekord shqiptar i vendosur në tokën e amerikane; .... Mirela became Mirela, World Championa and everything else, after had become Balkans Champion and Silver medalist of Europe juniores for Albania, until her great record of 62.46m that Mirela donated us, after she had signed with her hand for Albania in Alabama of the United States: the only Albanian record made in American Land"Check date values in: |date= (help)