Alcázar or Alcácer is a Spanish surname. Notable people with the surname include:
Alfonso Martínez Alcázar (born 1975), Mexican politician from the National Action Party Ana Alcázar (born 1979), Spanish former female tennis player Ángel Alcázar de Velasco, (1909–2001), Spanish apprentice bullfighter, Falangist, journalist, and spy Antonio Alcázar (1902–1966), Spanish footballer Baltasar del Alcázar (1530–1606), Spanish poet Carmen Alcázar, Mexican political scientist, feminist, women's rights activist, and Wikipedian Damián Alcázar (born 1953), Mexican actor and politician Diego del Alcázar, 10th Marquis of la Romana (born 1950), Grandee of Spain Herly Alcázar (born 1976), Colombian former footballer José Alcázar (born 1957), Spanish water polo player Josep Alcácer (born 1979), Spanish football manager and former player Lucas Alcázar (born 2002), Spanish professional footballer Luis del Alcázar (1554–1613), Spanish Jesuit theologian Luis Paret y Alcázar (1746–1799), Spanish painter of the late-Baroque or Rococo period Matilde Alcázar (born 1995), Mexican Paralympic swimmer Paco Alcácer (born 1993), Spanish footballer Pedro Alcázar (1975–2002), Panamanian boxer Pedro Andrés del Alcázar (1752–1820), Spanish and later Chilean Army officer
See also Alcazar