Sergio Nicolás Peña Clos (June 13, 1927 – March 20, 2018) was a Puerto Rican politician and Senator.
At age 21, Peña Clos was a judicial adviser to judge Julio Suárez Garriga.
In 1960, while working at the Puerto Rico Bar Association, Peña Clos became interested in the case of Salvador Agron ("The Capeman") and Tony Hernández ("Umbrella Man"), two Puerto Rican gang members (aged 16 and 15 respectively) accused of murdering two innocent teenagers and sentenced to death row.
[2] In 1975, Peña Clos was named member and Vice President of the Civil Rights Commission of the Government of Puerto Rico.
Peña Clos began his political career in 1980 when he was elected to the Senate of Puerto Rico for the Popular Democratic Party (PPD).
[6] Peña Clos continued working as an attorney and collaborated as a political commentator on television and radio shows.