Fertig is a German word meaning "ready" or "finished".

As a surname, it may refer to: Beth Fertig, American journalist Craig Fertig (1942–2008), Oregon State University football coach George Fertig (1915–1983), Canadian artist Jack Fertig (1955–2012), astrologer and drag queen Kevin Fertig (born 1977), wrestler Lawrence Fertig (1898–1986), advertising executive and libertarian journalist and economic commentator M. Maldwin Fertig (1887–1972), American lawyer and politician Ralph Fertig (1930–2019), American social justice activist, lawyer, educator and author Wendell Fertig (1900–1975), American civil engineer and Philippine guerrilla leader

See also Achtung, fertig, Charlie!, a 2003 German film Fertigation, application of nutrients to crops via irrigation