Nydia is a given name. Notable people with the name include:
- Alba Nydia DÃÂaz (born 1955), Puerto Rican actress
- Carmen Nydia Velázquez, Puerto Rican comedian and singer
- Irma Nydia Vázquez (1929âÂÂ2019), Miss Puerto Rico 1948
- Nydia Caro (born 1948), American and Puerto Rican actress and singer
- Nydia Blas (born 1981), American photographer
- Nydia Ecury (1926âÂÂ2012), Aruban-Dutch writer, translator and actress
- Nydia Lamarque (1906âÂÂ1982), Argentine poet
- Nydia Pereyra-Lizaso (1920âÂÂ1998), Uruguayan composer, pianist, and music educator
- Nydia Quintero Turbay (1932âÂÂ2025), Colombian civic leader and philanthropist, First Lady of Colombia (1978âÂÂ1982)
- Nydia Rojas (born 1980), American singer
- Nydia Velázquez (born 1953), Puerto Rican American politician in the United States House of Representatives since 1993
- Nydia Westman (1902âÂÂ1970), American actress and singer