Atanasiu

Atanasiu is a Romanian surname. Notable people with the surname include:


 * Ion Atanasiu (1894–1978), Romanian chemist
 * Teodor Atanasiu (born 1962), Romanian engineer and politician
 * Vasile Atanasiu (1886–1964), Romanian general
 * Virgil Atanasiu (born 1937), Romanian sports shooter