Staicu is a Romanian surname. Notable people with this surname include: Ana-Maria Staicu, Romanian-American statistician Dragoș Staicu (born 1985), Romanian alpine skier Ion Staicu (1927–1967), Romanian bobsledder Marius Staicu (born 1987), Romanian footballer Mădălin Staicu (born 1990), Romanian footballer Simona Staicu (born 1971), Romanian runner
Other Staicu river, tributary of the Jiul de Est, Romania