Grigoriou

Grigoriou (Γρηγορίου) is a Greek surname. Notable people with the surname include:


 * Georgios Grigoriou (1871–unknown), Greek athlete
 * Grigoris Grigoriou (1919–2005), Greek screenwriter and film director
 * Michalis Grigoriou (born 1973), Greek professional football manager
 * Miltiadis Grigoriou (born 1935), Greek chess master