McGreevy is a surname. Notable people with the surname include:
John McGreevy (born 1963), American historian John H. C. McGreevy (1913–2004), Canadian military officer and school director Michael McGreevy (born 2000), American baseball player Michael T. McGreevy (1865–1943), American businessman and baseball fanatic Molly McGreevy (1936–2015), American actress Sean McGreevy, Northern Ireland goalkeeper in Gaelic football Thomas McGreevy (1825–1897), Canadian politician
See also MacGreevy McGreevey