The following lists events that happened during 1938 in Chile.

• President of Chile: Arturo Alessandri (until 25 December), Pedro Aguirre Cerda

• 5 September – Seguro Obrero massacre

• 25 October – Chilean presidential election, 1938

• date unknown – Óscar Hahn
• 18 January – Manuel Rodríguez (footballer) (d. 2018)
• 2 February – Sergio Ortega (d. 2003)
• 2 March – Ricardo Lagos^[1]
• 21 May – Luis Hernán Álvarez (d. 1991)
• 7 June – Armando Tobar (d. 2016)
• 7 October – Carlos Contreras (footballer, born 1938) (d. 2020)
• 9 October – Humberto Donoso (d. 2000)
• 7 November – Eugenio Pizarro
• 25 November – Alberto Valentini (d. 2009)
• 20 December – Patricio Rodríguez (d. 2020)

• 22 May – Víctor Morales (Chilean footballer)
• 25 July – Luis Altamirano