Sami Yaffa (born Sami Lauri Takamäki; 4 September 1963) is a Finnish bass guitarist best known for his work in New York Dolls, Joan Jett & the Blackhearts, Pelle Miljoona Oy, Michael Monroe's bands, and Hanoi Rocks. He is currently the bassist for the Michael Monroe band and is also concentrating on his solo career.
