Bermejo (meaning "russet" or "auburn" in Spanish) may refer to:

• Bermejo Department, Chaco, Argentina
• Bermejo Department, Formosa, Argentina
• Bermejo Pass, an alternate name for Uspallata Pass, Argentina
• Bermejo River, a tributary of the Paraguay River, South America
• Bermejo, Tarija Department, Bolivia
  • Bermejo Airport
• Concepción del Bermejo, Chaco, Argentina
• Isla Bermejo, Argentina
• Mar Bermejo, an alternate name in Spanish for the Gulf of California
• Puerto Bermejo, Chaco, Argentina

• Álex Bermejo (born 1998), Spanish football player
• Alvaro Bermejo (born 1959), Spanish writer and journalist
• Bartolomé Bermejo (c. 1440 – c. 1498), Spanish artist
• Francisco Javier Bermejo (born 1955), Spanish football player
• Guillermo Bermejo (born 1975), Peruvian politician
• Javier Bermejo (born 1978), Spanish athlete
• Jesús Ángel Solana Bermejo (born 1964), Spanish footballer and coach
• José Bermejo López (1894–1971), Spanish military officer and colonial administrator
• Juan José Arévalo Bermejo (1904–1990), President of Guatemala
• Lee Bermejo, American illustrator
• Luis Bermejo, (1931–2015), Spanish illustrator
• Magdalena Bermejo (born c. 1962), Spanish primatologist
• Manuel Bermejo Hernández (1936–2009), Spanish politician
• Mariano Fernández Bermejo (born 1948), Spanish jurist and politician
• Mario Bermejo (born 1978), Spanish footballer
• Ricardo Bermejo (1900–1957), Chilean cyclist
• Segismundo Bermejo y Merelo (1832–1899), Spanish Minister of the Navy
• Sergio Bermejo (born 1997), Spanish football player