McGlashan is a surname. Notable people with the surname include:
Alan McGlashan, MC (1898–1997), British pilot and doctor Alastair Robin McGlashan (died 2012), Anglican priest, a Jungian analyst, Tamil scholar Alexander McGlashan (c. 1740 – 1797), Scottish violinist Charles McGlashan, former member of Marin County Board of Supervisors, California Charles Fayette McGlashan (1847–1931), American lawyer, writer, sinophobe, entomologist Colin McGlashan (born 1964), former Scottish football striker Don McGlashan (born 1959), New Zealand musician and songwriter Edward McGlashan (1817–1889), Member of Parliament in Dunedin, Otago, New Zealand Hamish McGlashan (born 1963), Australian rower Jermaine McGlashan (born 1988), English footballer John McGlashan (footballer) (1967–2018), Scottish football player and manager John McGlashan (politician) (1802–1864), New Zealand lawyer, politician, public servant and educationalist Peter McGlashan (born 1979), cricketer who has represented New Zealand Peter A.S. McGlashan (1831–1908), Confederate officer during the American Civil War Rosco McGlashan (Born 1950), Australian drag racing record-holder, holder of the Australian land speed record Sara McGlashan (born 1982), New Zealand cricketer Stewart McGlashan (1807–1873) sculptor Thomas McGlashan (born 1942), American professor of psychiatry at Yale University Ximena McGlashan (1893–1986), American entomologist
See also John McGlashan College, in the suburb of Maori Hill in Dunedin, New Zealand McGlashan Air Machine Gun, training weapon capable of firing BBs McGlashan Coin Shooting Pistol, introduced in 1945 by the McGlashan Air Machine Gun Company, Los Angeles, California McGlashan Everist, Australian architectural partnership