Robbie Brennan (born 1947, Dublin, Ireland - died 12 April 2016, Nenagh County Tipperary) was an Irish drummer and a former member of Phil Lynott's band Grand Slam. Brennan also played with a variety of Irish musicians such as Christy Moore, Skid Row, Auto Da Fé, Paul Brady and Clannad. For several years in the late 1970s and early 1980s, Brennan was the drummer of the Dublin rock band Stepaside, named after the Dublin suburb of the same name, along with ex-Miami Showband member Paul Ashford.