The following is a timeline of the history of the city of Cienfuegos, Cuba.
- 1901 - Jardín Botánico de Cienfuegos founded.
- 1903
- 1907 - Population: 30,100 city; 70,416 municipality. [8]
- 1911 - Teatro Luisa opens.[3]
- 1913 - Tivoli Gardens (theatre) opens.[3]
- 1917 - Palacio de Valle (an historic villa) completed.
- 1919 - Population: 95,865.[9]
- 1933 - Carlos Rafael Rodríguez becomes mayor.[10]
- 1935 - Biblioteca Municipal (library) established.[11]
- 1939 - Orquesta Aragón dance band formed.[12]
- 1957
- 1959 - Armed conflict between government and counterrevolutionaries begins.
- 1965 - Armed conflict between government and counterrevolutionaries ends.
- 1966 - Population: 89,000.[14]
- 1976
- 1980 - Carlos Marx cement plant begins operating.[17]
- 1983 - Juragua Nuclear Power Plant construction begins.
- 1984 - Population: 107,850 (estimate).[18]
- 1999 - Population: 137,513 city; 395,100 province.[19]
- 2005
- 2014 - Population: 149,129.[20]
- in English
- in Spanish
- Enrique Edo (1861). Memoria histórica de la villa de Cienfuegos y su jurisdicción (in Spanish). Cienfuegos: Imp. de "El Telégrafo" – via Biblioteca Digital Hispánica [es].
- "Cienfuegos". Diccionario enciclopédico hispano-americano de literatura, ciencias y artes (in Spanish). Vol. 5. Barcelona: Montaner y Simon. 1890. hdl:2027/mdp.35112203983400 – via HathiTrust.
- "Santa Clara: Cienfuegos". Anuario del comercio, de la industria, de la magistratura y de la administracion de España, sus colonias, Cuba, Puerto-Rico y Filipinas, estados hispano-americanos y Portugal [Yearbook of Commerce, Industry, Judiciary and Administration of Spain, its Colonies Cuba, Puerto Rico and the Philippines, Spanish American States and Portugal] (in Spanish). Madrid: Bailly-Bailliere e Hijos. 1908.
- Orlando F. García Martínez (1976). "Estudio de la economía cienfueguera desde la fundación de la Colonia Fernandina de Jagua hasta mediados del siglo XIX" [Study of Cienfuegos economy since the founding of the colony Fernandina de Jagua until the mid-nineteenth century]. Islas (in Spanish) (55–56). Santa Clara: Universidad Central de Las Villas: 117–170. ISSN 0047-1542.
- García Martínez, Orlando (2003). "Cienfuegos". In Louis A. Pérez; Rebecca Jarvis Scott (eds.). The Archives of Cuba: Los Archivos de Cuba (in Spanish). University of Pittsburgh Press. pp. 94–104. ISBN 0822941953. (fulltext)
- Orlando F. García Martínez (2007). "El alzamiento popular del 5 de septiembre de 1957 en Cienfuegos". Ariel: La revista cultural de Cienfuegos (in Spanish) (10). Dirección Provincial de Cultura de Cienfuegos. ISSN 1560-9375.