Robert Muller

Robert Muller, Mueller or Müller may refer to:


 * Robert Muller (United Nations) (1923–2010), Belgian-French United Nations civil servant.
 * Robert Muller (screenwriter) (1925–1998), German-born British screenwriter
 * Robert Mueller (born 1944), American Director of the FBI and special counsel
 * Bobby Muller (born 1946), American peace activist
 * Robert Müller (ice hockey) (1980–2009), German ice hockey goaltender
 * Robert Müller (footballer) (born 1986), German footballer
 * Robert Enrique Muller (1881–1921), official photographer for the United States Navy