Arzum Onan was born in Ankara in 1973. She started her modeling career in 1992. She continued her modeling career until 1997 after winning the 1993 Turkey and Europe Beauty Contest. She started her acting career in the same year with the TV series called 'Sıcak Saatler'. She continued her acting career with the series called 'Merdoğlu', 'Zeybek Ateşi', 'Sahra', 'Sessiz Fırtına' and the movie 'Aşkın İkinci Yarısı'. She also continued her advertising work with many brands. She still continues her sculpture art, which she started in 2004. Her personal exhibitions named 'Dokuz' and 'Kadın' have been held in various places in Turkey and as a group exhibition, she met with art lovers in Milan and New York.