 In February 2013, she was reprimanded by German media outlets and Iranian dissidents for warmly greeting the Iranian ambassador to Germany, Alireza Sheikhattar, with a high five; Iranian Kurdish dissidents hold Sheikhattar responsible for the murder of Kurds during his tenure as governor of Iran's Kurdistan and West Azerbaijan provinces from 1980 to 1985.In 2015, Roth again led a German parliamentary delegation for a five-day visit to Tehran, including meetings with Iranian Parliament Speaker Ali Larijani, Deputy Speaker Mohammad-Hassan Aboutorabi Fard, Deputy Foreign Minister Majid Takht-Ravanchi, presidential candidate Mohammad Reza Aref as well as two of President Hassan Rouhani’s deputies namely Shahindokht Molaverdi, the vice president for women's affairs, and Masoumeh Ebtekar, the vice president and chairwoman of the Department of Environment; she was, however, denied a meeting with human rights activist Narges Mohammadi.Roth lives in Berlin's Charlottenburg district.