Castells is a Catalan surname. Notable people with the surname include:
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Ada Castells (born 1968), Catalan professor, writer and journalist
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Berta Castells
Berta Castells Franco (born 24 January 1984) is a Spanish female hammer throw
The hammer throw is one of the four throwing events in regular track and field competitions, along with the discus throw, shot put and javelin.
The "hammer" ...
(born 1984), Spanish hammer thrower
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Manuel Castells
Manuel Castells Oliván (; ; born 9 February 1942) is a Spanish sociology, sociologist. He is well known for his authorship of a trilogy of works, entitled The Information Age: Economy, Society and Culture. He is a scholar of the information soc ...
, Spanish sociologist
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Raúl Castells, Argentine leftist activist
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Toni Castells, Spanish composer
{{surname, Castells
Catalan-language surnames