Mr. Roters was born in 1949 and studied law. In 1978 he became commissioner with the regional government in Muenster (Germany, federal state of Northrhine-Westfalia) and in 1981 head of division with the ministry for culture in Northrhine-Westfalia. A year later he took over the chair of the Cologne Administrative College. In 1988 he changed to the home ministry of Northrhine-Westfalia as head of the minister's office. He became superintendent of the Cologne police in 1995 and in 1999 president of the regional government until 2005. Until his election as mayor of Cologne he worked as freelance author and surveyor. Mr. Roters is member of the Social Democratic Party (SPD).
Mr. Roters' wife, the new "First Lady", is a medical-technical assistant. They have a daughter (22) and two sons (Twins, 19). As for the hobby of Mr. Roters, he is a keen sportsman. Nearly every day he runs 8 to 12 kilometres. He follows this passion since long and in 1972, he became champion of the German universities in 1.500 meter running. Later he was member of the German national team. His first marathon was in 1990; his personal record is 3:04 hours in the 25 runs since. He chairs the Cologne Marathon Club.