Santillán
Santillán or Santillan is a Spanish surname. Notable people with the surname include:
- Akira Santillan (born 1997), Australian tennis player
 - Diego Abad de Santillán (1897–1983), Spanish Argentine author, economist, leading figure in the Spanish and Argentine anarchist movements
 - Jesica Santillan (1985–2003), illegal immigrant from Mexico who died after an organ transplant operation in the U.S.
 - Julian Hernández Santillán (born 1963), Mexican politician
 - Manuel Santillán (1894–1982), Mexican geological engineer and politician
 - Mario Santillán (born 1981), Mexican Paralympian athlete
 - Pedro Velarde y Santillán (1779–1808), Spanish artillery captain famous for his heroic death
 - Pura Santillan-Castrence (1905–2007), Filipino writer and diplomat
 - Ramón de Santillán, (1791–1863), Spanish soldier, politician, and minister of finance
 - Tony Santillan (born 1997), American baseball player
 
See also
- Huétor Santillán, municipality located in the province of Granada, Spain
 - Tasa de Santillán or Rate of Santillán, a rate of indigenous labor applied in the Kingdom of Chile
 - Santillana (disambiguation)